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Trailrunner 2008 Calendar
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AK AL AR AZ CA CO CT DC DE FL GA HI IA ID IL IN KS KY LA MA MD ME MI MN MO MS 
MT NC ND NE NH NJ NM NV NY OH OK OR PA RI SC SD TN TX UT VA VT WA WI WV WY 

Alaska
DateNameDistanceTypeCity StartPhoneEmail Website
May 10Windfall Lake Trail Challenge Run14M TrailJuneau09:00AM(907) 780-4215  website
May 10Seymour Challenge10k TrailEagle River11:00AM(907) 263-6973emailwebsite
May 18Murphy Dome Roam11M Trail Fairbanks09:00AM(907) 455-9017 website
May 20Turnagain Arm Trail Run4M, 8M TrailAnchorage06:30PM(907) 786-1309emailwebsite
May 25Pillar Mountain Run9.3M Trail KodiakTBD(907) 486-8670email 
Jun 07Arctic Valley Trail Run12.6M, 5M TrailFt. Richardson09:00AM(907) 384-1304emailwebsite
Jun 07Government Peak Climb1.5M, 2.5M TrailHatcher Pass09:00AM(970) 746-7547emailwebsite
Jun 10Masochism on Moose Mtn.6M Trail Fairbanks06:30PM(907) 458-7173 website
Jun 15Mount Healy Challenge1.5M Trail FairbanksTBD(907) 347-9192 website
Jun 15Bob Spurr Memorial Hill Climb3M Trail Bird RidgeTBD(907) 786-1285emailwebsite
Jun 18East Glacier / Moraine Trail Tangle6M TrailJuneau09:00AM(907) 789-7549emailwebsite
Jun 21Ben Blackgoat Memorial Perserverance Trail Ru2M, 4M, 7M TrailJuneau09:00AM(907) 586-6709emailwebsite
Jun 28Spruce Tree Classic9M Trail Fairbanks07:00PM(907) 479-4804emailwebsite
Jun 29Donnelly Dome Ascent1.5M TrailFairbanksTBD(907) 347-9192  website
Jul 04Mt. Marathon Race3.1M Trail Seward09:30AM(907) 224-8051 website
Jul 04Mount Ripinsky Run1.5M Hill Climb HainesTBD(907) 766-2202emailwebsite
Jul 04Anvil Mountain Run12.5M Trail/Mountain Nome08:00AM(907) 443-2798email 
Jul 12Knoya Ridge Hill Climb3M TrailAnchorage10:00AM(970) 346-3582email 
Jul 13Ester Dome Ass Kicker6.75M TrailFairbanks10:00AM   website
Jul 19Crow Pass Crossing26M TrailChugach Mtns.07:00AM(907) 786-1325emailwebsite
Jul 25Everything But the Red Run5K+ TrailSoldotna06:00PM(907) 262-6257emailwebsite
Jul 26Run and Soak8M TrailChena Hot SpringsTBD(907) 479-0779  website
Jul 26Mt. Roberts Tram Run4M Hill ClimbJuneau09:00AM(907) 586-3469  website
Aug 02Red Shirt Lake Trail Run6M  Willow09:00AM   website
Aug 02Matanuska Peak Challenge14M TrailPalmer09:00AM(907) 746-5133emailwebsite
Aug 03Granite Tors Trail Race15M Trail Fairbanks11:00AM(907) 474-9420 website
Aug 08Resurrection Pass 100 Miler100M Ultra AdventureHope03:00PM(907) 346-1544emailwebsite
Aug 09Crevasse Moraine Trail Run & Dog Dash5K, 10K TrailPalmer09:00AM(907) 373-1231emailwebsite
Aug 09Resurrection Pass 50 Miler50M Ultra AdventureCooper Landing06:00AM(907) 243-3073emailwebsite
Aug 09Penguin Mountain Run2.5M Hill Climb Bird Creek10:00AM(907) 786-1285emailwebsite
Aug 17Run for the Refuge5K, 10K TrailFairbanks11:00AM(907) 452-5021emailwebsite
Aug 23Lost Lake Breath of Life Run15.75M TrailSeward10:00AM(907) 563-3474emailwebsite
Aug 23Golden Heart Trail Run5K X CountryFairbanks10:00AM(907) 474-4242emailwebsite
Sep 13Titan Trail Run2.4M, 5M TrailWasilla10:00AM(987) 352-7500emailwebsite
Sep 13Deer Mountain Run4M Hill ClimbKetchikan09:00AM(907) 225-1955emailwebsite
Sep 16Anvil 59 Minute 39 Second Challenge2.75M Trail/MountainNome07:00PM(907) 443-2798emailwebsite
Sep 20Equinox Marathon26.2M TrailFairbanks08:00AM(907) 452-8351  website
Sep 20Powerline Pass Trail Run13M Hill ClimbBird Creek09:00AM(907) 786-1285emailwebsite
Oct 04It Ain't Easy Hill Run10.8M Trail Fairbanks10:00AM(907) 479-3906 website
Dec 06Heart of Darkness Snowshoe Race7K SnowshoeFairbanksTBD(907) 479-4444  website

Alabama
DateNameDistanceTypeCity StartPhoneEmail Website
May 17Cahaba River Ramble5k, 10M TrailWest Blocton08:00AM(205) 322-5326emailwebsite
Jun 03Summer XC Runs1M, 2M, 3M X CountryHuntsville08:00AM(256) 533-0013  website
Jun 07Eurocross 5K & 8K5k, 8k TrailHuntsville08:00AM(256) 880-1862emailwebsite
Jun 07XTERRA Oak Mountain Xduro5k, 10k, 21k Trail Pelham09:00AM(877) 751-8880emailwebsite
Jun 14XTERRA Scramble Trail Runs5K or 10K Trail Pelham06:00PM(808) 521-4322emailwebsite
Jul 05Sweaty Butt 50k50k Trail Cary07:00AM  website
Nov 08Pinhoti 100100M Trail Sylacauga08:00AM(205) 245-2814emailwebsite
Nov 22Dizzy Fifties Trail Run40k, 50k, 50M Trail Huntsville06:30AM(256) 534-0433 website

Arkansas
DateNameDistanceTypeCity StartPhoneEmail Website
May 31Catsmacker20M TrailLake Sylvia07:00AM(501) 753-6910emailwebsite
Oct 04Arkansas Traveller 100 Mile Run100M UltraPerryville06:00AM(501) 329-6688emailwebsite

Arizona
DateNameDistanceTypeCity StartPhoneEmail Website
Jun 07Sacred Mountain Prayer Run5K,10K,2K TrailFlagstaff07:30AM(928) 526-2968emailwebsite
Jun 21Gaspin' in the Aspen Trail Run5k, 15k TrailFlagstaff08:00AM(928) 600-0385emailwebsite
Aug 09Big Brothers Big Sisters Half Marathon & 5K13.1M, 3.1M TrailFlagstaff07:30AM(928) 774-4193emailwebsite
Sep 01Jerome Hill Climb5.25M Hill Climb Jerome08:00AM(602) 954-8341emailwebsite
Sep 27Flagstaff Marathon26.2M, 13.1M, 10k Trail Flagstaff08:00AM(928) 220-0550emailwebsite
Oct 04Man Against Horse Race12M, 25M, 50M Trail Prescott06:30AM(520) 636-2028 website
Oct 11Cactus ChaCha Trail Runs3M, 7M TrailWaddell07:15AM(623) 535-0860emailwebsite
Oct 11Soulstice Mountain Trail Run11.5M, 6.3MTrailFlagstaff08:00AM(928) 774-4193emailwebsite
Oct 12Mazatzals Trail Run18M Trail Sunflower08:00AM(609) 954-8341emailwebsite
Nov 15Javelina Jundred100M TrailFountain Hills06:00AM(602) 361-7440emailwebsite
Nov 15Rails to Trails11M Trail PrescottTBD(982) 443-9872emailwebsite
Nov 20Thanksgiving Cross Country Classic5K X Country Tucson08:30AM(520) 326-9383emailwebsite

California
DateNameDistanceTypeCity StartPhoneEmail Website
May 10Mike Popolizio Quicksilver Endurance Run50M, 50K, 25K UltraSan Jose06:00AM(408) 358-3603emailwebsite
May 10Family Care Network's Miracle Milefor Kids10k trail/beachMorro Bay08:30AM(805) 706-0507emailwebsite
May 10Malibu Creek Trail Challenge4M, 14MTrailCalabasas07:00AM(310) 260-7898emailwebsite
May 10Spring Salmon Run10K TrailNevada CityTBD(530) 273-3183emailwebsite
May 10PCT 50 Trail Run  Trail Cleveland National Forest06:00AM(619) 795-1245 website
May 10Mt. Tam WILD BOAR 10K & 18K10K, 18K Trail Mill Valley09:00AM(415) 868-1829emailwebsite
May 16Paiute Meadows Trail Run8K Trail Susanville09:30AM(530) 257-2294emailwebsite
May 17Vail Lake Trail Run5K, 10K TrailTemecula09:00AM  emailwebsite
May 17Pony Express 50 Mile Run/50K Sprint/30K Jaunt50K, 50M, 30K UltraCameron Park07:30AM(775) 232-7933emailwebsite
May 17Quicksilver Pro Am Ride and Tie6M, 11M, 22M Ride and TieSan Jose09:00AM(650) 949-0620emailwebsite
May 17Bishop High Sierra Ultra Marathons50M, 50K, 20M Trail Bishop06:00AM(760) 873-5373emailwebsite
May 18Ohlone Wilderness 50K Trail Run50K Ultra Fremont08:00AM(510) 653-5271emailwebsite
May 18Tilden Tough Ten10M 8M Paved 2Mdirt Berkeley08:00AM(510) 339-2430 website
May 18Sycamore Canyon8K, 18K, 30k, 50K Trail/UltraCalabassas08:00AM(925) 825-5200emailwebsite
May 24Mt. Wilson Trail Race8.6M Trail Sierra Madre07:30AM(626) 355-5278emailwebsite
May 24San Diego Trail Run Series - Black Mountain Summit7k Trail San Diego08:00AM(619) 890-6067emailwebsite
May 31Shadow of the Giants 50K50K, 11K UltraFish Camp07:00AM(559) 683-7420emailwebsite
Jun 01Lake Chabot Trail Challenge13.1M TrailCastro Valley08:00AM(510) 278-0451  website
Jun 01DSE Practice Dipsea6.8MTrailMill Valley08:00AM(510) 843-2430emailwebsite
Jun 05Peters Canyon Summer Trail Run Series #15M TrailTustin06:15PM(949) 975-1812emailwebsite
Jun 07Forest of the Nisene Marks Run3.1M, 13.1M, 26.2M TrailAptos08:00AM(831) 345-0341emailwebsite
Jun 07Camp Pendleton Mud Run10K Trail Camp Pendleton09:00AM(760) 725-6836emailwebsite
Jun 07San Diego 100 Mile Endurance Run100M, 50M, 26M Ultra San Diego06:00AM(619) 465-3623emailwebsite
Jun 08Mt Diablo Trail Runs8K, 25K, 50K Trail/Ultra Clayton08:00AM(925) 825-5200emailwebsite
Jun 08Valley Crest Half-Marathon13.1M TrailReseda08:00AM(505) 756-4217emailwebsite
Jun 08HolcombValley Trail Run15M, 33M Trail/UltraBig Bear Lake07:00AM(909) 584-7925  website
Jun 08Overlook Run50K, 25K UltraAuburn07:00AM(530) 878-4567  website
Jun 08Camp Pendleton Mud Run10K TrailCamp Pendleton09:00AM(760) 725-6836emailwebsite
Jun 08Aptos Women's 5 Miler5M Trail Aptos09:00AM(831) 427-2199 website
Jun 08The Dipsea7.1M Trail Mill Valley08:30AM(415) 331-3550emailwebsite
Jun 14World Famous Camp Pendleton Mud Run10K Trail Camp Pendleton09:00AM(760) 725-6836 website
Jun 14Descanso Ride & Tie15M, 25M Ride and Tie Descanso09:00AM(619) 445-5443emailwebsite
Jun 15Presidio Relay & XTERRA Presidio Challenge5K, 10K TrailSan Francisco08:00AM(415) 409-5900emailwebsite
Jun 15Dick Houston Woodminster Run9M TrailOakland09:00AM(510) 522-4010emailwebsite
Jun 21Ride & Tie Invitational and Championship18M, 35M Ride and TieTaylorsville08:00AM(707) 839-5624  website
Jun 21Walt Stack Double Dipsea Handicap Race13.7MTrailStinson Beach09:00AM(415) 586-3104emailwebsite
Jun 21Lynch Canyon Trail Run13M, 10K TrailVallejo08:00AM(707) 246-5297emailwebsite
Jun 21Run Like a Girl 8K Trail Run8k TrailPasadena08:00AM  emailwebsite
Jun 21Pacifica9K, 21K, 30K, 50K Trail/UltraSan Pedro Valley Park08:30AM(925) 825-5200emailwebsite
Jun 28Western States 100100M Ultra Squaw Valley05:00AM(916) 456-1122emailwebsite
Jun 29Burton Creek Trail Runs10M, 20M TrailTahoe CityTBD(530) 546-1019emailwebsite
Jul 05Hernia Hill Half Marathon5K, 10K, 13.1M Trail Arnold08:30AM(209) 795-7832emailwebsite
Jul 05Angel Island Trail Runs8K, 16K, 25K, 50k TrailTiburon09:30AM(925) 825-5200emailwebsite
Jul 10Peters Canyon Summer Trail Run Series #25M Trail Tustin06:15PM(949) 975-1812emailwebsite
Jul 14Kiehl's Badwater Race135MUltraBadwater06:00AM(310) 570-2613emailwebsite
Jul 18TCRS #64M TrailNovato07:00PM  website
Jul 19Rock to Pier Run6M trail/packed sandMorro Bay07:30AM(805) 772-6281emailwebsite
Jul 28High Altitude Running Camp and ClinicCamp Running CampGrouse RidgeTBD(530) 878-0697emailwebsite
Aug 02Squaw Valley Mountain Run3.6M Hill ClimbOlympic Valley08:30AM(530) 426-3313emailwebsite
Aug 03Skyline Endurance Run50K Ultra Castro Valley07:00AM(510) 339-6865emailwebsite
Aug 07Peters Canyon Summer Trail Run Series #35M TrailTustin06:15PM(949) 975-1812emailwebsite
Aug 09Dammit Run5M TrailLos Gatos08:00AM(408) 354-2005email 
Aug 09Mt. Disappointment 50k50K Trail Mt. Wilson06:30AM(626) 836-8950emailwebsite
Aug 09Headlands Trail Runs50M, 100M Trail/Ultra Rodeo Beach07:00AM(925) 825-5200emailwebsite
Aug 10TCRS #74M TrailNovato09:00AM  website
Aug 16Swanton 100 R&T75M, 100M Ride and TieDavenport05:00AM(831) 423-6089emailwebsite
Aug 17XTERRA Mt. Tamalpais Trail Run5K, 10K TrailSan FranciscoTBD(415) 409-5900  website
Aug 21Sunset in the Park HS Teams2.8M, 4.8M Trail Huntington Beach06:30PM(714) 841-5417emailwebsite
Aug 23Golden Gate Headlands 50K50K Ultra Sausalito07:00AM(415) 456-6782emailwebsite
Aug 23The East Bay Enchantment9M, 10k, 5k TrailLake ChabotTBD(916) 580-8780emailwebsite
Aug 23Mt.Madonna Challenge6K, 12K TrailGilroy08:30AM(408) 683-4683emailwebsite
Aug 23Bulldog 50K and 25K25K, 50K Trail/UltraMalibu06:30AM(505) 756-4217emailwebsite
Aug 24Salt Point Trail Runs11k, 26k, 50k Trail/UltraJenner08:30AM(925) 825-5200emailwebsite
Aug 30Kirkwood Trail Runs5K, 10K TrailKirkwood09:00AM(775) 588-5988emailwebsite
Aug 31DSE Potrero Hill Run4.5MTrailSan Francisco09:30AM(415) 978-0837  website
Aug 31Run on the Sly8M, 50M, 20M, 50K Trail/Ultra Pollock Pines06:15AM(916) 965-5938emailwebsite
Sep 01Mt. Tam Hill Climb  Trail/Hill Climb Mill ValleyTBD  website
Sep 01Mt Baldy Run to the Top8M Hill Climb Mt Baldy08:00AM(909) 982-5970emailwebsite
Sep 0149er Canyon 10M Classic10.45M Other Auburn08:00AM(530) 878-0697emailwebsite
Sep 06Redwood Park10K, 10k,30k, 50k TrailOakland08:00AM(925) 825-5200emailwebsite
Sep 08Return to Cool Ride & Tie4M, 9M, 13M, 22M Ride and TieCoolTBD(530) 886-0890email 
Sep 13Heartbreak Ridge Half Marathon13.1M Trail Camp Pendleton08:00AM(760) 725-6836 website
Sep 13Angeles Crest 100 Miler100M Ultra Wrightwood05:00AM(626) 447-1574emailwebsite
Sep 14XTERRA Golden Gate Trail Run5K, 10K TrailSan FranciscoTBD(415) 409-5900  website
Sep 14TCRS #85M TrailBahia/Rush Creek09:00AM   website
Sep 20Skyline to the Sea50K Trail/UltraBoulder Creek08:00AM(925) 825-5200emailwebsite
Sep 20Step Forward to Cure TS10k TrailVacaville09:00AM(707) 685-2285emailwebsite
Sep 20Tough as Granite Half Marathon, 10k and 5k Trail Run10k, 5k, 13.1M TrailGranite BayTBD(916) 580-8780emailwebsite
Sep 20NCFBA Back to School Runs5K, 10K TrailPleasanton08:30AM(209) 795-7832emailwebsite
Sep 21Emerald Bay Trail Run12K TrailW. Shore Lake TahoeTBD(530) 546-1019emailwebsite
Sep 27Sierra Nevada Endurance Run53.2K UltraFolsom Lake06:00AM(916) 859-0821  website
Sep 27Santa Cruz Mountains Trail Runs10K, 21K, 29K, 50K Trail/Ultra Santa Cruz08:00AM(925) 825-5200emailwebsite
Sep 27Rio Del Lago100M Ultra Granite Bay06:00AM(916) 859-0821 website
Sep 27The Napa Valley Stomp 1/2 Marathon, 10K and 5K Trail Run13.1M, 10k, 5k Trail NapaTBD(916) 580-8780emailwebsite
Sep 28XTERRA Pt. Mugu Trail Run11k, 18k TrailOxnard09:00AM(310) 821-7898emailwebsite
Sep 28Quicksilver Challenge5k, 10k, 13.1m TrailSan Jose06:00AM(408) 225-6527emailwebsite
Oct 04Big Sur Trail Marathon5M, 13.1M, 26.2M Trail Big Sur09:00AM(415) 868-1829emailwebsite
Oct 04Angel Island Trail Runs8K, 16K, 25K, 50k Trail Tiburon09:30AM(925) 825-5200emailwebsite
Oct 05Kokanee Festival of Races13.1M, 5K, 10K TrailLake Tahoe09:00AM(530) 542-3424emailwebsite
Oct 11Dick Collins Firetrails Fifty50M UltraLake Chabot06:30AM(510) 525-0337emailwebsite
Oct 11Tramroad Challenge 6K6K Hill Climb Palm Springs07:30AM(760) 323-8126emailwebsite
Oct 11Mt. Tamalpais 1/2 Marathon, 10k and 5k Trail Run13.1M, 10k, 5k Trail Mill ValleyTBD(916) 580-8780emailwebsite
Oct 11Golden Hills Trail Marathon26M Ultra Lake Chabot06:30AM(510) 525-0337emailwebsite
Oct 12TCRS #93.78M Trail Vintage Oaks East09:00AM  website
Oct 18ASYMCA Mud Run10K TrailCamp Pendleton09:00AM(760) 725-6836  website
Oct 18Whiskeytown 50K Endurance Run50K Ultra/relays Redding08:00AM(530) 241-5268emailwebsite
Oct 19Carmel Valley Trail Run8k, 17k, 33k, 50k Trail Carmel Valley08:30AM(925) 825-5200emailwebsite
Oct 19Fall 3 Mile Trail Run Challenge3M Trail San DimasTBD(949) 975-1812emailwebsite
Oct 25XTERRA Scramble Boney Mt Half13.1M, 6K Trail Malibu08:00AM(310) 260-7898emailwebsite
Oct 25Napa Wine Country Classic13.1M, 26.2M Trail Bothe-Napa Valley09:00AM(415) 868-1829emailwebsite
Nov 01Stinson Beach Marathon7M, 13.1M, 26.2M Trail Stinson Beach09:00AM(415) 868-1829emailwebsite
Nov 01Buffalo Alley 10Km10K X Country Camp Pendleton08:30AM(760) 725-6836 website
Nov 08Verdugo Mountains Trail Run6.5M Trail Glendale08:00AM(818) 238-5440emailwebsite
Nov 09San Luis Mountain Race10K TrailSan Luis Obispo09:00AM(805) 546-8077emailwebsite
Nov 16TCRS #105k Trail Redwood High School09:00AM  website
Nov 20San Dimas Turkey Trot10k Trail San DimasTBD(949) 975-1812emailwebsite
Nov 22Topanga Turkey Trot15KTrailTopanga Canyon07:00AM(310) 260-7898emailwebsite
Nov 23Santa Monica Mountains9K, 18K, 30k, 50K Trail/UltraMalibu08:00AM(925) 825-5200emailwebsite
Nov 29Santa Barbara 9 Trails 35 Mile Endurance Run35M TrailSanta Barbara06:30AM(805) 448-2782emailwebsite
Nov 29QuadrupleDipsea28.4M TrailMill Valley08:00AM(415) 894-1336emailwebsite
Dec 06Death Valley Borax Marathon13.1M, 26.2M, 10k TrailDeath Valley08:00AM(415) 868-1829emailwebsite
Dec 06The North Face Endurance Challenge10k, 13.1M, 50k, 50m TrailSan Francisco05:00AM  emailwebsite
Dec 07OTHTC High Desert 50K and 30K30K, 50K UltraRidgecrest07:00AM(760) 375-0168emailwebsite
Dec 07Lasse Viren 20K5k, 20K TrailMalibu09:00AM(805) 258-6361emailwebsite
Dec 13Hark the Herald Angels Run12K, 25K Trail Tiburon10:30AM(415) 868-1829emailwebsite
Dec 14XTERRA Crystal Cove Trail Run5K or 10K Trail Laguna Beach09:00AM(877) 751-8880emailwebsite

Colorado
DateNameDistanceTypeCity StartPhoneEmail Website
May 09Kokopelli Kids Trail Series1/4 mile to 1.5M TrailColorado Springs05:30PM(719) 337-2737emailwebsite
May 10Balarat Trail Run6M TrailJamestownTBD(720) 424-2940emailwebsite
May 10Tony's Meat&Specialty Foods High Line Canal Trail5K, 10K TrailCentennial08:30AM(303) 798-7515emailwebsite
May 11Telegraph 5K/10K5k, 10k Trail Durango10:00AM(970) 375-7306emailwebsite
May 16Kokopelli Kids Trail Series1/4 mile to 1.5M TrailColorado Springs05:30PM(719) 337-2737emailwebsite
May 17Black Canyon Ascent6M Hill ClimbMontrose08:00AM(970) 252-0230emailwebsite
May 17COYOTE CREEK8M Trail Kremmling09:00AM(970) 724-3472emailwebsite
May 24Georgetown Burro Race8M Burro RaceGeorgetownTBD(719) 539-3874emailwebsite
Jun 07Hayden Cog Run8.4MPaved UphillSteamboat Springs10:00AM(970) 871-9360emailwebsite
Jun 07Fish Hatchery 5K5K TrailLeadville09:00AM(719) 486-5317emailwebsite
Jun 07Neilsen Challenge2M TrailColorado Springs08:00AM(719) 633-2055  website
Jun 07Teva X1 Mud Run5K TrailVail07:00PM(970) 926-4799emailwebsite
Jun 08Turquoise Lake Half Marathon20K TrailLeadville09:00AM(719) 486-5317emailwebsite
Jun 08Teva Mountain Games 10km Spring RunOff10K TrailVail09:00AM(970) 926-4799emailwebsite
Jun 11Summit Trail Running Series #1- Flumes Trail5K, 10K Trail Breckenridge05:45PM(970) 453-1734emailwebsite
Jun 12Fibark Running Trail Race10K, 5k Hill Climb Salida06:00PM(719) 530-8685emailwebsite
Jun 14Mt. Falcon Trail Run8M Trail Morrison08:00AM(303) 674-6441emailwebsite
Jun 14Panoramic Run4M Trail Colorado Springs08:00AM(719) 598-2953emailwebsite
Jun 14Joe Colton's Off-Road Adventure Run5K, 10K, 10M, 15M Trail Rollinsville09:00AM(303) 258-7113emailwebsite
Jun 15Camp 4 Coffee Cart to Cart Trail Run16.5M Trail Crested Butte09:00AM(970) 349-1185emailwebsite
Jun 18Summit Trail Running Series #2- Bakers Tank5K, 10K TrailBreckenridge05:45PM(970) 453-1734emailwebsite
Jun 21San Juan Solstice 50 Mile Benefit Run50M UltraLake City05:00AM(970) 944-2269emailwebsite
Jun 21La Sportiva Beaver Creek Summer Solstice Trail Race10k TrailBeaver Creek06:00PM(970) 476-6797emailwebsite
Jun 21Desert RATS Marathon26.2M TrailFruita07:00AM(303) 249-1112emailwebsite
Jun 21Mt Evans Ascent14.5 M Hill ClimbEvergreen07:00AM(970) 389-4838emailwebsite
Jun 28Cripple Creek Pack Burro Race3M Burro Race Cripple Creek01:30PM(719) 539-3874 website
Jun 28Leadville Trail 100 Training Run Weekend26M, 21M, 12M Running WeekendLeadville08:00AM(719) 486-3502emailwebsite
Jun 28Slacker Half Marathon & Relay5K, 13.1M Trail/RelayClear Creek County08:00AM(303) 679-2312emailwebsite
Jun 29USA 10Km Trail Championships10KTrailSteamboat Springs09:00AM(970) 879-4300emailwebsite
Jun 29TURKEY FLATS LOOP 9.6MI5M TrailGrand Junction08:30AM(970) 241-9497  website
Jun 29Race for the Mountains10M TrailBreckenridgeTBD(970) 376-0754emailwebsite
Jul 04Scar Top Mountain Run and Spruce Canyon 5k5k, 12k Trail Coal Creek Canyon08:00AM(303) 642-7917emailwebsite
Jul 04Palmer Lake 4th of July Run4M Palmer Lake07:30AM(719) 481-1747email 
Jul 04Blue Ribbon 10K Fun Run/Walk6.2M Trail Silverton07:30AM(970) 387-5522 website
Jul 04Gothic to Crested Butte1/3 marathon Trail Crested Butte08:00AM(970) 349-7231emailwebsite
Jul 05Leadville Trail Marathon26.2M Trail Leadville08:00AM(719) 486-3502emailwebsite
Jul 05Neilsen Challenge2M Trail Colorado Springs08:00AM(719) 633-2055 website
Jul 06La Sportiva Vail HillClimb7.5MHill ClimbVail08:30AM(970) 479-2280emailwebsite
Jul 06Summer Roundup Trail Run12K TrailColorado Springs07:00AM(719) 473-7848emailwebsite
Jul 09Summit Trail Running Series #3 - Peak 85K, 10K Trail BreckenridgeTBD(970) 453-1734emailwebsite
Jul 11Hardrock 100100M Ultra Silverton06:00AM(970) 259-3693 website
Jul 12Mountain Park Classic4M, 7M TrailDurango08:30AM(970) 375-7306emailwebsite
Jul 12Howelsen Hill 8 Miler trail run8MTrailSteamboat Springs08:00AM(970) 879-4300emailwebsite
Jul 12Evergreen Mountain Trail Run6.2M TrailEvergreen08:00AM(303) 674-6441emailwebsite
Jul 12High Mountain Trail Runs25K, 50K TrailLeadville08:00AM(210) 573-3997emailwebsite
Jul 13Barr Trail Mountain Race12M TrailManitou Springs07:00AM(719) 685-5654emailwebsite
Jul 19Women's Distance Festival5K Trail Colorado Springs07:30AM(719) 635-3833emailwebsite
Jul 19Kendall Mountain Run13M Hill Climb Silverton08:00AM(970) 387-5522emailwebsite
Jul 20Crag Crest Trail Run10.5M TrailGrand Junction09:00AM(970) 241-6478  website
Jul 20La Sportiva Vail HalfMarathon13.1MTrailVail08:00AM(970) 479-2280emailwebsite
Jul 20Silver Rush 5050M UltraLeadville06:00AM(719) 486-3502emailwebsite
Jul 20La Sportiva Berry Picker Hill Climb5MHill ClimbVail09:00AM(970) 479-2280emailwebsite
Jul 23Summit Trail Running Series #4 - Horseshoe Gulch5K, 10K TrailBreckenridgeTBD(970) 453-1734emailwebsite
Jul 24Teva Paint Mines Race and Fun Run6K TrailCalhan06:30PM(719) 573-4133emailwebsite
Jul 26Spring Creek Memorial9MTrailSteamboat Springs08:00AM(970) 870-0739emailwebsite
Jul 27World Champ. Pack Burro Race30M, 15M Burro RaceFairplay10:30AM(719) 836-2659emailwebsite
Jul 27Go Vertical Aspen3.37MTrailAspen07:30AM(212) 055-0700emailwebsite
Jul 31Desert R.A.T.S. (Race Across The Summits)148M Trail - Stage RaceSteamboat SpringsTBD(303) 652-9949emailwebsite
Aug 02Mt.Werner Classic5M, 12MTrailSteamboat Springs08:00AM(970) 871-9360emailwebsite
Aug 02Neilsen Challenge2M TrailColorado Springs08:00AM(719) 633-2055  website
Aug 03Boom Days Pack Burro Race12M, 21M Burro Race Leadville10:00AM(303) 437-9898emailwebsite
Aug 06Summit Trail Running Series #5 - Bakers Tank6K Trail Breckenridge05:30PM(970) 453-1734emailwebsite
Aug 08Wild West Relay195M RelayFt. Collins06:00AM(303) 788-0688emailwebsite
Aug 09Desert Championships15K, 10K TrailGrand Junction07:30AM(970) 241-6478  website
Aug 10Gold Rush Days Pack Burro Race12M Burro Race Buena Vista11:00AM(719) 486-0882emailwebsite
Aug 10LT 100 10K10K Trail Leadville11:00AM(719) 486-3502 website
Aug 10La Sportiva 10k at 10,000 Feet10KTrailVail09:00AM(970) 479-2280emailwebsite
Aug 13Summit Trail Running Series #6 - Carter Park5M TrailBreckenridge05:45PM(970) 453-1734emailwebsite
Aug 13Fairmont 5K Trail Run5K TrailGolden06:30PM(303) 279-4305  website
Aug 16Pikes Peak Ascent13.4M TrailManitou Springs07:00AM(719) 473-2625emailwebsite
Aug 16Leadville Trail 100100M UltraLeadville04:00AM(719) 486-3502emailwebsite
Aug 16Boulder Roubaix15k 75% dirt roadBoulderTBD(303) 619-9419emailwebsite
Aug 17Pikes Peak Marathon26.2M TrailManitou Springs07:00AM(719) 473-2625emailwebsite
Aug 17Continental Divide Trail Run16MTrailSteamboat Springs08:00AM(970) 879-0385emailwebsite
Aug 23Beaver Creek Vertical Ascent6 Hours Trail Beaver CreekTBD(970) 476-6797emailwebsite
Aug 25GORE-TEX TransRockies Run125M Trail/Stage RaceBeaver Creek/AspenTBD(970) 300-4762emailwebsite
Aug 30Creede Mountain Runs2M, 12.2M, 22M TrailCreede09:00AM(719) 658-2925email 
Aug 31Breck Crest Mountain Marathon5M, 12M, 24.5M TrailBreckenridgeTBD(970) 390-4760emailwebsite
Sep 01America Discovery Trail Marathon26.2M, 13.1M, 3.1M Trail/relay Colorado Springs07:00AM(719) 635-3833emailwebsite
Sep 06Neilsen Challenge2M TrailColorado Springs08:00AM(719) 633-2055  website
Sep 06Imogene Pass Run17.1M TrailOuray07:30AM(970) 728-0251emailwebsite
Sep 0710K at 10,000 Feet10KTrailSteamboat SpringsTBD(970) 879-4300emailwebsite
Sep 07La Sportiva Evergold 10K10KTrailVail10:00AM(970) 479-2280emailwebsite
Sep 12Colorado Relay170M RelayIdaho Springs05:00AM(303) 496-1040emailwebsite
Sep 13Elk Meadow 5.6 Mile Trail Run5.6M TrailEvergreen08:00AM(303) 674-6441emailwebsite
Sep 13Roadkill Trail Half Marathon13.1M, 5MTrailKremmling09:30AM(970) 724-3472emailwebsite
Sep 13Elk Meadow 5.6 Mile Trail Run5.6M TrailEvergreen08:00AM(303) 674-6441emailwebsite
Sep 13Sombrero Ranch Round-Up4.1M Trail Estes Park09:00AM(303) 444-7223emailwebsite
Sep 13Run, Rabbit, Run, Steamboat Springs 50 Mile Run50M Trail Steamboat Springs06:00AM emailwebsite
Sep 13Mary's Loop8M, 16M Trail Grand Junction08:30AM(970) 261-8103emailwebsite
Sep 13Bergen Peak Trail Run11.5M TrailEvergreen09:20AM(303) 674-6441emailwebsite
Sep 14Lead King Loop 25K Trail Run25KTrailMarble08:30AM(970) 704-1275emailwebsite
Sep 19ATRA Annual MeetingMeeting MeetingFriscoTBD   website
Sep 2024 Hours of Frisco24 HoursTrailFriscoTBD(303) 635-2815emailwebsite
Sep 20Autumn Color Run13.1M, 5k, 10k TrailBuena Vista09:00AM(719) 221-2867emailwebsite
Sep 20Pilot Run for Literacy7M, 3MTrailSteamboat Springs09:00AM(970) 879-4300emailwebsite
Sep 21Pony Express Run15M TrailWoodland Park08:00AM(719) 260-8993  website
Sep 21Animas Mountain Mug Run6.6M TrailDurango10:00AM(970) 375-7306emailwebsite
Sep 21Boulder Marathon/Half Marathon13.1M, 26.2M TrailBoulder08:00AM(303) 859-0244emailwebsite
Sep 21Rattlesnake Ramble4.1M TrailEldorado Canyon08:30AM(303) 494-7232emailwebsite
Sep 27Golden Leaf Half Marathon13M Trail Snowmass - Aspen08:30AM(970) 925-9360emailwebsite
Oct 04Chris Severy XC 5k5K Trail Aspen08:30AM(970) 925-2172email 
Oct 04Gateway School Canyon Crawl10M hill climb Gateway08:00AM(970) 260-9497emailwebsite
Oct 04Bacon Strip Trail Races4M, 10M Trail Fort Collins09:00AM(970) 224-9114emailwebsite
Oct 04Neilsen Challenge2M Trail Colorado Springs08:00AM(719) 633-2055 website
Oct 05Fall Cross Country Series I3.5M Trail Colorado Springs02:00PM(719) 590-7086emailwebsite
Oct 05Gore Grind6M Trail Kremmling09:00AM(970) 724-3472emailwebsite
Oct 11CC Tiger Classic5K TrailColorado Springs08:00AM(719) 471-7613emailwebsite
Oct 11Lair'o the Bear10M, 2M Trail Ideldale09:00AM(303) 674-6441emailwebsite
Oct 11HRCA Backcountry Trail Run5M, 10M Trail Highlands Ranch08:30AM(303) 791-2500emailwebsite
Oct 12Run to Whitewater18M TrailGrand Junction08:30AM(970) 241-9497  website
Oct 18Boulder 100100M TrailBoulderTBD(303) 249-1112emailwebsite
Oct 1824 Hours of Boulder24 Hours Trail BoulderTBD(303) 249-1112emailwebsite
Oct 19Fall Cross Country Series II3.5M Trail Colorado Springs02:00PM(719) 590-7086emailwebsite
Oct 19Coal Creek Cross Country5.72M X Country Louisville09:00AM(303) 279-4305 website
Nov 01Neilsen Challenge2M Trail Colorado Springs08:00AM(719) 633-2055 website
Nov 02Fall Cross Country Series III5.5M Trail Colorado Springs02:00PM(719) 590-7086emailwebsite
Nov 11Go Vertical Chicago103 Floors, 2109 Steps stair climbChicago07:00AM(212) 055-0700emailwebsite
Nov 16Fall Cross Country Series IV7.5M Trail Colorado Springs02:00PM(719) 590-7086emailwebsite
Nov 22Turkey Trot Predict5K TrailColorado Springs10:00AM(719) 447-1371emailwebsite
Dec 06Neilsen Challenge2M TrailColorado Springs08:00AM(719) 633-2055  website
Dec 06Rock Canyon Half Marathon13.1M TrailPueblo09:00AM(719) 564-9303emailwebsite
Dec 07Colder Bolder Cross Country Challenge5K X CountryBoulder08:00AM(303) 444-7223emailwebsite

Connecticut
DateNameDistanceTypeCity StartPhoneEmail Website
May 16Twilight Trail Run7.4M, 3.1M TrailGroton06:00PM(860) 536-0060emailwebsite
May 18Soapstone Mtn. Trail Race and Sampler14.5M, 4M Trail Stafford Springs09:00AM(860) 512-0125emailwebsite
Jun 01NipMuck Trail Marathon26.4M TrailAshford08:00AM(860) 455-1096emailwebsite
Jul 20Soapstone Mtn. Assault5.5M TrailSomers10:00AM(860) 645-3595emailwebsite
Aug 02The People's Forest 7 Mile Trail Run7M TrailBarkhamsted09:00AM(860) 485-1506emailwebsite
Oct 05Breakneck 20K20K TrailUnion10:00AM(914) 878-6523emailwebsite

Dist of Columbia
DateNameDistanceTypeCity StartPhoneEmail Website
Sep 06The North Face Endurance Challenge10k, 13.1M, 50k, 50m TrailWashington05:00AM  emailwebsite
Oct 27New Potomac Heritage Trail 50 km50K ultra/trail Washington08:00AM emailwebsite

Delaware
DateNameDistanceTypeCity StartPhoneEmail Website
Jun 08Brandywine River Run15k TrailWilmington09:00AM(267) 251-3431emailwebsite
Sep 07Stumpy's Marathon26.2M TrailNewark08:30AM(215) 204-3315emailwebsite

Florida
DateNameDistanceTypeCity StartPhoneEmail Website
May 25Wickham Park Marathon26.2M, 50M, 100M, 200M Trail/Ultra Melbourne07:30AM(407) 724-1582emailwebsite
May 30Picnic Island Adventure Run #14M X CountryTampa06:45PM(813) 404-9002emailwebsite
Jun 27Picnic Island Adventure Run #24M X Country Tampa06:45PM(813) 404-9002emailwebsite
Jul 25Picnic Island Adventure Run #34M X CountryTampa06:45PM(813) 404-9002emailwebsite
Oct 11John Holmes Trail Runs15M, 50k Trail Brooksville07:00AM(813) 884-1862emailwebsite
Nov 27X-Country Marathon, Half-Marathon & 5K13.1M, 5k, 26.2M TrailLithia07:30AM(813) 404-9002emailwebsite

Georgia
DateNameDistanceTypeCity StartPhoneEmail Website
May 17Twisted Ankle Trail Marathon and Half13.1M, 26.2M TrailSummerville09:00AM(706) 639-9283emailwebsite
May 31XTERRA Deep South Trail Run15k TrailDauset08:30AM(404) 310-3628emailwebsite
Oct 11Trail Race For Camp Grace5k, 10k TrailCumming08:00AM(678) 446-9888emailwebsite
Nov 01XTERRA Heritage Park Trail Run5K, 10k Trail Athens09:00AM(706) 769-6593emailwebsite
Nov 23XTERRA Oconee Heritage Half Marathon Trail Run21K TrailAthens09:00AM(706) 769-6593emailwebsite
Nov 29Bartram Forest 50K and 26.2 miler26.2M, 50K TrailHardwickTBD(478) 456-6907emailwebsite

Hawaii
DateNameDistanceTypeCity StartPhoneEmail Website
Jul 26Kilauea Volcano Wilderness Run5M, 10M, 26.2M TrailVolcanoes National Park06:00AM(808) 969-7400emailwebsite
Aug 30Tantalus Triple Trek10M, 50K UltraHonolulu05:30AM(808) 235-0577emailwebsite
Oct 25XTERRA Makena Beach Trail Run5k, 10k Trail Wailea, Maui09:00AM(877) 751-8880emailwebsite
Dec 07XTERRA Trail Running World Championship21kTrailNorthern Marianas05:00PM(808) 521-4322emailwebsite

Iowa
DateNameDistanceTypeCity StartPhoneEmail Website
Oct 04Broken Toe Trail Run4M Trail Sioux City10:00AM(712) 204-7609emailwebsite

Idaho
DateNameDistanceTypeCity StartPhoneEmail Website
May 17Run for the Hill of It8M Trail Lewiston09:00AM(208) 743-7216emailwebsite
May 24Tamarack 10k Trail Run10K Trail Donnelly09:00AM  website
Jun 07Shafer Butte Endurance Run44M, 55M Ultra Boise05:00AM(208) 888-9824email 
Jun 07Elephant's Perch Adam's Gulch Fun Run4.2M Trail Ketchum10:00AM(208) 726-3497emailwebsite
Jun 08Wild Rockies: Jana Brimmer Memorial Run10.5M Trail Twin Falls09:00AM(208) 342-3910emailwebsite
Jul 05All American Sawtelle Stampede1k, 5k, 10k, 13.1M Trail Island Park08:00AM(208) 589-6987emailwebsite
Jul 05Kelly Canyon Trail Run5M Trail Rexbury08:00AM(208) 521-2243emailwebsite
Jul 06North Idaho Kickass Run50K TrailEastport09:00AM  emailwebsite
Jul 11Brundage Mountain Festival Run10.5M Trail Burley06:45PM(208) 342-3910emailwebsite
Jul 19Elephant's Perch Backcountry Runs10M, 6.5M Trail Ketchum08:00AM(208) 726-3497emailwebsite
Aug 02Foothills XC12K TrailBoise08:00AM emailwebsite
Aug 09Climb to Conquer Cancer3M Trail - most walk Boise08:00AM(208) 866-9322emailwebsite
Aug 23Shop to the Top6M Trail Ketchum08:00AM(208) 726-3497emailwebsite
Sep 07Moscow Moutain Madness12M TrailMoscow09:20AM  emailwebsite
Sep 26Bear 100100M UltraPreston06:00AM(435) 563-3647emailwebsite

Illinois
DateNameDistanceTypeCity StartPhoneEmail Website
May 17Buffalo Trace Trail Race2M, 5M TrailMahomet08:00AM(217) 778-6545emailwebsite
Jun 07XTERRA X-Country Trail Run8k Trail Palatine09:00AM(847) 991-9466emailwebsite
Jun 14Lake Mingo Trail Run7.1M Trail Danville09:00AM(217) 431-5318emailwebsite
Jul 12XTERRA Renegade Trail Run10k TrailPalatine09:00AM(847) 991-9466emailwebsite
Jul 26Waterfall Glen Xtreme 1010M TrailArgonne08:00AM(630) 734-0311emailwebsite
Aug 09Howl at the Moon8Hours 60% trail ultraDanville07:00AM(217) 431-4243emailwebsite
Aug 09XTERRA XTREME Trail Run12k TrailPalatine09:00AM(847) 991-9466emailwebsite
Sep 01Runner's Edge Trail Half-Marathon13.1M Trail Libertyville08:00AM(847) 853-8531emailwebsite
Sep 21ROCK CUT HOBO RUN 25K, 50K25K, 50K TrailRockfordTBD(815) 877-8164emailwebsite
Sep 27Fall Color Classic4M Trail/road Rockford09:00AM(815) 544-0879emailwebsite
Sep 28Wild Wild Wilderness Trail Run7.6M Trail Danville11:00AM(217) 733-2403emailwebsite
Oct 26Allerton Trail Race5.5M Trail Monticello09:00AM(217) 355-6217emailwebsite
Nov 01Tunnel Hill 10 Mile10M Trail Vienna09:00AM(618) 942-3986emailwebsite
Dec 06Pere Marquette Endurance Trail Run7.5M TrailGrafton09:30AM(618) 656-9594emailwebsite
Dec 13Da Deer Run Run8K TrailBloomington11:00AM(309) 726-2022emailwebsite

Indiana
DateNameDistanceTypeCity StartPhoneEmail Website
May 10Dances with Dirt50M, 50K, 100K TrailIndianapolisTBD(734) 769-5675emailwebsite
May 17Run with the Foxes13.1M, 10M, 5K, 10K Trail Martinsville09:00AM(765) 349-0204emailwebsite
May 26Trail Run Extreme12K X CountryPortage09:00AM(219) 762-1675  website
May 31Vasque DINO Trail Run - Brown County5K, 15K TrailNashville09:00AM(317) 336-7553emailwebsite
Jun 14Hawthorn Half Day12 Hour Trail Terre Haute07:00AM(812) 249-0643emailwebsite
Jun 15Cedar Creek Run 4 Trails5K Trail Fort Wayne08:00AM(260) 436-4824emailwebsite
Jul 05360 Minutes @ Muscatatuck360 minutes Trail relayNorth Vernon09:00AM(317) 336-7553emailwebsite
Sep 13Vasque DINO Trail Run - Town Run5K, 15K TrailIndianapolis09:00AM(317) 336-7553emailwebsite
Oct 11Vasque DINO Trail Run - Southwestway5K, 15K Trail Indianapolis09:00AM(317) 336-7553emailwebsite
Oct 25Knobstone Trail Runs13.1M, 10M, 5K, 10K Trail Martinsville09:00AM(765) 349-0204emailwebsite
Nov 01Outback Scramble4M Trail Indianapolis09:28AM(317) 733-3300emailwebsite
Nov 02Run the Mounds5M Trail Anderson02:00PM(765) 643-6304 website
Nov 08Indiana Fall Classic10K Trail Terre Haute09:50AM(812) 877-1046emailwebsite
Nov 15Vasque DINO Trail Run - Fort Harrison5K, 15K TrailIndianapolis09:00AM(317) 336-7553emailwebsite
Dec 06Tecumseh Trail Marathon26.2M TrailBloomington09:00AM(317) 336-7553emailwebsite

Kansas
DateNameDistanceTypeCity StartPhoneEmail Website
Jun 07Rock Creek Trail Series5M, 10M TrailOzawkie08:00AM   website
Jun 21Summer Intro 7-Mile Trail Run7M TrailKansas City08:00AM(816) 810-0440emailwebsite
Jul 12Psycho Psummer Trail Run Psycho Psummer Trail Run15k, 50k TrailKansas City08:00AM(816) 810-0440emailwebsite
Jul 12Eudora Horsethief Run5k X CountryEudoraTBD(785) 749-4227emailwebsite
Jul 19Shawnee Mission 10k Trail Run10k TrailShawnee09:00AM(913) 909-2481emailwebsite
Jul 19Shawnee Mission 5k Trail Run5k Trail Shawnee08:00AM(913) 909-2481emailwebsite
Aug 03Grass Kickin Cross Country Run5k Trail Shawnee08:00AM(816) 444-0605emailwebsite
Aug 08Psycho Night 10K Trail Run10K TrailKansas City08:00PM(816) 810-0440emailwebsite
Aug 16Run with Ian5k TrailOverland Park07:15AM(913) 563-2492emailwebsite
Sep 13Rock Creek Trail Series15K, 25K TrailOzawkie08:00AM   website
Sep 13Clinton Lake North Shore 8.5-Mile Trail Run8M Trail Kansas City08:30AM(816) 810-0440emailwebsite
Sep 13Horsethief Canyon Trail Run6.5M Trail Horsethief Canyon09:00AM(785) 472-5454email 
Oct 05Sandrat Trail Run9.5M Trail Lawrence08:30AM(785) 842-4351emailwebsite
Oct 19Fall Fell Trail Trail Race7M Trail Olathe08:30AM(816) 810-0440emailwebsite
Oct 25Rock Creek Trail Series25K, 50K Trail Ozawkie08:00AM(785) 215-8600emailwebsite
Nov 08Vet's Day Fantastic Four Mile Trail Run4M Trail Kansas City08:00AM(816) 810-0440emailwebsite
Dec 07Clinton Cross Country Challenge5M, 2M TrailLawrence01:00PM(785) 842-4351emailwebsite
Dec 13Alternate Chili Run Trail Run10M TrailKansas City08:00AM(816) 810-0440emailwebsite

Kentucky
DateNameDistanceTypeCity StartPhoneEmail Website
Sep 068 in the Rough8M TrailGlenwood10:00AM(716) 574-0888emailwebsite

Louisiana
DateNameDistanceTypeCity StartPhoneEmail Website
Jul 20Spillway Classic3M TrailNorco08:00AM(504) 467-8626emailwebsite
Nov 08Louisiana Trail Runs13.1M, 26.2M, 50K Trail Shreveport07:30AM(318) 798-1241emailwebsite
Nov 27Sportspectrum Turkey Trot 3M Trail Run3M TrailShreveport08:30AM(318) 798-1241  website
Nov 29Big Dog Ultra Trail Run50K, 20M, 10M Trail/UltraRuston08:00AM(318) 323-2216emailwebsite

Massachusetts
DateNameDistanceTypeCity StartPhoneEmail Website
May 10Wapack Trail Runs21M Trail/ultraAshburnham08:00AM(978) 761-0574  website
May 24Wachusett Mtn. Trail Run4.3M Hill Climb Princeton09:30AM emailwebsite
Jun 07Northfield Mountain Race10.3KTrailNorthfield Mtn.09:00AM(973) 857-2605emailwebsite
Jun 07Assabet River Trail Run 5K5k Trail Stow08:30AM(978) 461-0641emailwebsite
Jun 08North Medford Club Overlook 7M Trail Race7M TrailFitchburg10:00AM(978) 345-7275emailwebsite
Jun 15Greylock Gallop Trail Race5K, 13.1M Trail Adams10:00AM(413) 443-1267emailwebsite
Jul 13Skyline Trail Race7.2M  Milton08:00AM(508) 636-3718email 
Aug 02The Rock Run50M Ultra/RelayNantucketTBD   website
Aug 09Oxford Dam Race10.5M TrailOxford09:00AM emailwebsite
Aug 17Savoy Mountain Trail Race4.5M, 20.8M Trail Florida09:00AM(413) 743-5124emailwebsite
Aug 24Mount Toby Trail Race14M TrailSunderland09:30AM(413) 695-7244emailwebsite
Sep 06Wrentham Forest Challenge15K Trail Wrentham09:00AM emailwebsite
Sep 07Run Like a Girl 8K Trail Run8k TrailBoston08:00AM  emailwebsite
Oct 05Houghton's Pond Trail Race6M Trail Milton10:00AM(781) 447-2812emailwebsite
Oct 12Wayland XC Challenge5K X Country Wayland11:00AM(508) 397-1261emailwebsite
Oct 12Monroe Dunbar Brook10.5M, 2M Trail Monroe01:00PM(207) 288-8381email 
Oct 13Ravenswood Trail Race3.9M TrailGloucester09:00AM(978) 283-4326emailwebsite
Oct 19Groton Town Forest Trail Races3.4M, 9.5M Trail West GrotonTBD(978) 448-2813emailwebsite
Nov 08Stone Cat Ale Trail Races50M, 26.2M Ultra Trail Topsfield06:15AM(978) 927-9098emailwebsite
Nov 20Busa Bushwack9.3M, 5.3M Framingham09:00AM emailwebsite

Maryland
DateNameDistanceTypeCity StartPhoneEmail Website
May 11Patapsco River Trail Race6M Trail Baltimore08:30AM(410) 821-1799emailwebsite
May 25Teva Memorial Day 10k10k Trail/Mud Run McHenry09:00AM(240) 321-0686emailwebsite
Jun 01Capital Crescent Trail Run5k TrailDerwood07:30AM(301) 353-0200emailwebsite
Jun 06Gaithersburg XC8K TrailGaithersburg07:00PM(301) 353-0200emailwebsite
Jun 06Tom's Run200M solo and RelayBethesdaTBD(204) 281-8088email 
Jun 07XTERRA Gwynns Falls Trail Run6k Trail Baltimore09:00AM(410) 308-1870emailwebsite
Jun 08Lake Roland Rumble Trail Race5M TrailBaltimore08:00AM(410) 821-1799emailwebsite
Jun 14Patterson Park 4 Miler4M Trail Baltimore08:00AM(410) 821-1799emailwebsite
Jun 21Mason Dixon Longest Day 100k Challenge100K trailHavre de Grace04:45AM(610) 274-0372emailwebsite
Jul 13Sweat Air Trail Race6M TrailBaltimore08:30AM(410) 821-1799emailwebsite
Jul 26Teva Adventure 10k10k Trail/Mud RunMcHenry09:00AM(240) 321-0686emailwebsite
Aug 03Dog Days of Summer 8K XC Run8K Trail Arnold08:00AM(410) 721-1442emailwebsite
Aug 10Bunker Hill Trail Race10K TrailBaltimore08:00AM(410) 821-1799emailwebsite
Aug 17Comus Run5K TrailComus06:00PM(301) 353-0200  website
Aug 17Too Hot To Trot5M TrailBaltimore08:00AM(410) 821-1799emailwebsite
Aug 23XTERRA River Valley Trail Run 5k & 10k10k Trail Manchester08:00AM(443) 712-1010emailwebsite
Sep 20Gunpowder Keg Ultra Trail Races10.5M, 21M, 50K TrailBaltimore08:00AM(410) 821-1799emailwebsite
Sep 27Lake Needwood XC Run10K Trail Derwood08:15AM(301) 353-0200 website
Sep 28NCR Half Marathon13.1M TrailBaltimore08:00AM(410) 821-1799  website
Oct 12Little Bennett's Revenge XC5K TrailClarksburg09:00AM(301) 353-0200emailwebsite
Nov 01Down's Park 5 Miler5M Paved Trail Pasadena08:30AM(410) 266-0561emailwebsite
Nov 08Feronia Frolic 24 K Trail Run24K Trail ElktonTBD(410) 885-3269emailwebsite
Nov 09Cross Country Site5M X CountryHerring Run Park08:00AM(410) 821-1799  website
Nov 22JFK 50 Mile50M Ultra Boonsboro07:00AM(301) 739-7004emailwebsite
Dec 06Frozen Slopes Cross Country6K X CountryDerwood09:00AM(301) 353-0200emailwebsite

Maine
DateNameDistanceTypeCity StartPhoneEmail Website
May 25Pineland Farms 50k & 25k Trail Challenge50K, 25K Trail Gloucester08:00AM(207) 775-6549emailwebsite

Michigan
DateNameDistanceTypeCity StartPhoneEmail Website
May 10Mesick Mushroom River Run5k TrailMesick07:30AM(231) 885-1082emailwebsite
Jun 07Hanson Hills Challenge5M TrailGrayling09:00AM(989) 348-9266  website
Jun 14Flirt With Dirt 5 & 10K5k, 10k Trail Novi09:00AM(734) 929-9027emailwebsite
Jun 14North Country Trail Relay77.4M Relay Baldwin06:00AM(616) 786-2945emailwebsite
Jun 21Muddy Watters, Bump & Run Trail Series3.5M TrailRochester Hills09:30AM(248) 320-5705email 
Jul 12Keweenaw Trail Running Festival5.8K Hill ClimbCopper Harbor07:00PM(715) 460-0426emailwebsite
Jul 12Keweenaw Trail Running Festival10K TrailCopper Harbor08:00AM(715) 460-0426emailwebsite
Jul 12Keweenaw Trail Running Festival25K TrailCopper Harbor07:00AM(715) 460-0426emailwebsite
Jul 26Red Devil Challenge5km TrailHudson09:00AM(231) 924-2367email 
Jul 26Grand Island Trail Marathon26.2M, 10k TrailMunising07:00AM(715) 460-0426emailwebsite
Jul 26Muddy Watters, Bump & Run Trail Series5M TrailRochester Hills09:30AM(248) 320-5705emailwebsite
Aug 02The Legend 5 & 10 Mile Trail Run5M, 10M TrailLaingsburg08:00AM(734) 929-9027emailwebsite
Aug 16Grand Woods 5k Trail Run5k TrailLansing09:00AM(517) 702-0226emailwebsite
Aug 16Endurance Trail Run7M TrailGrayling10:00AM(989) 348-9266emailwebsite
Aug 23Muddy Watters, Bump & Run Trail Series4M Trail Rochester Hills09:30AM(248) 320-5705emailwebsite
Aug 23Silver Lake 50-5050K. 50M TrailAnn Arbor07:00AM(734) 623-9640emailwebsite
Aug 23Tahqua Trail Runs25K, 8K TrailParadise08:00AM(715) 460-0426emailwebsite
Sep 06Mud Creek Crawl5k, 10K Trail Sanford09:30AM(989) 835-3716emailwebsite
Sep 06Dances with Dirt50K TrailHell06:00AM(734) 929-9027emailwebsite
Sep 20North Country Trail Run26.2M, 50M Trail/UltraManistee07:30AM(616) 261-9706  website
Sep 20Leelanau Peninsula Vintners Harvest Stompede5K, 7M TrailSuttons Bay09:00AM(231) 357-3222emailwebsite
Oct 11VASA Trail Run5K, 11K, 25K Trail Traverse City09:00AM(616) 947-6417emailwebsite
Oct 25Aldo Leopold Half Marathon5k, 13.1m Trail Baraboo08:00AM(715) 460-0426emailwebsite
Nov 09The Burg Run5K, 10K TrailLaingsburg01:00PM(517) 420-4422emailwebsite
Nov 09Highland Rugged Man Trail Run and Hike11M TrailHolly09:00AM(248) 320-9102emailwebsite

Minnesota
DateNameDistanceTypeCity StartPhoneEmail Website
May 10Pike Island5k, 10k, 1k  Ft. Snelling State ParkTBD(651) 231-0779emailwebsite
May 17Superior Trail races25K, 50K Trail/ultraLutsen07:00AM(763) 551-0099emailwebsite
Jun 07FANS 24 Hour Run24.2M loop PAVED ULTRAMinneapolisTBD(612) 377-1682emailwebsite
Jun 07Chester Woods Trail Run10M, 5k Trail Rochester08:00AM(507) 951-2415emailwebsite
Jul 05Afton Trail Run25K, 50K Trail/UltraAfton07:30AM  emailwebsite
Jul 12Minnesota 1/2 Voyageur Trail Ultra25M UltraCarlton06:00AM(218) 729-5949   
Jul 12Lakewood Hills Trail Run 5K5K TrailWhite Bear Lake09:00AM(651) 653-7401  website
Jul 26Voyageur 50M Endurance Run50M UltraDuluth06:00AM(218) 729-5949emailwebsite
Aug 02Trail Race10km TrailAfton AlpsTBD email 
Sep 05Superior Trail 100100M Ultra Lake Superior05:00AM(218) 834-5491emailwebsite
Sep 06Superior Trail 50 Mile and 100 Mile50M, 100M Trail/ultra Lutsen06:00AM(507) 753-2240emailwebsite
Sep 20City of Lakes Trail Loppett5k, 13.1M TrailMinneapolisTBD(612) 604-5330emailwebsite
Sep 20Walker North Country Marathon6.2M, 13.1M, 26.2M Trail and relayWalker09:00AM(218) 547-4157emailwebsite
Sep 27In Yan Teopa10M TrailFrontenac State Park09:00AM(507) 753-2240emailwebsite
Oct 14Harmon Farms 10 Miler Trail Run10M TrailInver Grove Heights08:00AM(651) 688-9143email 
Oct 18Big Woods Run5K, 10K, 13.1M TrailNerstrand Big Woods Park09:00AM(507) 789-5497emailwebsite
Oct 18Run for the Apples5M TrailWhite Bear Lake09:00AM(651) 653-7401emailwebsite

Missouri
DateNameDistanceTypeCity StartPhoneEmail Website
May 17Berryman Marathon Trail Run26.2M, 50M Trail/UltraPotosi07:00AM(573) 763-5704emailwebsite
May 18Robidoux Roundup 5/10K Trail Run5k, 10k Trail St. Joseph08:00AM(913) 909-2481emailwebsite
Jun 08KC Cup 5/10K Trail Run5k, 10k Trail Kansas City/Independence08:00AM(913) 909-2481emailwebsite
Jun 22Truman's Big Love 5/10K Trail Run5k, 10k Trail Kansas City/Independence08:00AM(913) 909-2481emailwebsite
Jun 28XTERRA Wildwood Romp Trail Run10k TrailSt LouisTBD  emailwebsite
Jul 19XTERRA Rock in the Woods Trail Run10k Trail St LouisTBD emailwebsite
Aug 16Rapture in Misery Trail Runs5k, 10k TrailKansas City/Independence08:00AM(913) 909-2481emailwebsite
Aug 23XTERRA Trail Blazer Trail Run10k Trail St LouisTBD emailwebsite
Sep 06Wild In The Woods Trail Run Series #15K Trail Augusta08:00AM(636) 949-7535emailwebsite
Sep 27Wild In The Woods Trail Run Series #210K Trail Wentzville08:00AM(636) 949-7535emailwebsite
Oct 18Wild In The Woods Trail Run Series #35K TrailWentzville08:00AM(636) 949-7535emailwebsite
Oct 26Dogwood Canyon Trail Run25k, 50k Trail Lampe08:00AM(417) 873-5025emailwebsite
Oct 26Blue Springs Trail Races26.2M, 50M, 50K Ultra Trail Blue Springs07:00AM(816) 578-4565emailwebsite
Nov 01Wild In The Woods Trail Run Series #45M Trail Quail Ridge Park09:00AM(636) 949-7535emailwebsite
Nov 20Dude, Where's The Trail? 50K50K Trail Blue Springs06:00AM(816) 679-8185emailwebsite
Nov 30Dude Where's The Trail Run50k, 33k TrailKansas City08:00AM   website

Mississippi
DateNameDistanceTypeCity StartPhoneEmail Website
May 17Choctaw Challenge 10K10K TrailAckerman09:00AM(662) 769-0116emailwebsite

Montana
DateNameDistanceTypeCity StartPhoneEmail Website
May 10Don't Fence Me in Trail Runs2.6M, 12K TrailHelena10:00AM(406) 442-0490emailwebsite
Jun 07Governor's Cup Marathon3.1M, 6.2M, 26.2M, 13.1M Part dirt/part pavedMarysville07:00AM(406) 447-3414emailwebsite
Jun 14Jim Bridger Trail Run10.1M Trail Bozeman10:00AM(406) 587-1115email 
Jun 21Old Gabe 25K/50K25K, 50K TrailBozeman05:00AM(406) 556-1496emailwebsite
Jun 21Jim Bridger 50K25K, 50K TrailBozeman06:00AM(406) 556-1496emailwebsite
Jun 28Beartooth Run8.4M, 4.2M Hill ClimbRed LodgeTBD(406) 425-0698emailwebsite
Jul 12Devil's Backbone 50M50M TrailBozeman05:00AM(406) 556-1496emailwebsite
Aug 02Elkhorn Endurance Runs50M, 50K UltraClancy05:00AM(406) 227-7458emailwebsite
Aug 09Bridger Ridge Run20M TrailBozeman07:00AM(406) 586-8192emailwebsite
Aug 16South Hills Trail Series, Race #17.2M TrailHelena10:00AM(406) 431-0697emailwebsite
Aug 16South Hills Trail Series, Race #17.2M TrailHelena10:00AM(406) 431-0697emailwebsite
Aug 16Grizzly Marathon26.2M, 13.1M TrailChoteauTBD(406) 466-3333emailwebsite
Sep 06John Colter Run7M TrailBozeman09:00AM(406) 587-4415emailwebsite
Sep 13Mount Helena5.6M Trail Helena10:00AM(406) 442-0924emailwebsite
Sep 19South Hills Trail Series, Race #23.2M TrailHelena10:00AM(406) 431-0697emailwebsite
Oct 11Le Grizz Ultramarathon50M UltraHungry Horse08:00AM(406) 677-2661emailwebsite
Oct 12South Hills Trail Series, Race #36.6M Trail Helena10:00AM(406) 431-0697emailwebsite
Oct 19South Hills Trail Series, Race #44M Trail Helena10:00AM(406) 431-0697emailwebsite

North Carolina
DateNameDistanceTypeCity StartPhoneEmail Website
May 10Nags Head Woods Run5k TrailKill Devil Hills08:00AM(252) 256-1084emailwebsite
May 17Ramble Trail Half Marathon13.1M, 5M Trail Troy09:00AM(303) 828-7474emailwebsite
Jul 06Coach Benson's Smoky Mountain Junior Running Camp6 Day Camp Junior CampAshevilleTBD(800) 645-3226  website
Jul 13Coach Benson's Smoky Mountain Coaches Running Camp6 Day Camp Junior CampAshevilleTBD(800) 645-3226  website
Jul 26Take Pride in Your Hide 5K XC5K clothing optionalReidsville09:00AM(704) 880-4561emailwebsite
Aug 16Ramble Trail Half Marathon13.1M TrailTroy08:00AM(704) 507-9337emailwebsite
Aug 23Springmaid Splash Xtreme10K, 3M TrailPine08:30AM(828) 765-5495emailwebsite
Sep 27Hinson Lake 24 Hour50K TrailRockingham08:00AM(910) 206-1054emailwebsite
Oct 04Medoc Trail Marathon26.2M Trail Hollister07:00AM(252) 443-4566emailwebsite
Oct 04Triad Triple Lakes Trail Run26.2M, 40M Trail Greensboro07:00AM(336) 288-7071emailwebsite
Oct 04Medoc 10 Miler10M Trail Hollister07:30AM(252) 443-4566emailwebsite
Oct 12Dupont Forest Marathon26.2M Trail/relay Hendersonville09:00AM(828) 692-5774emailwebsite
Nov 01Shut In Ridge Trail Run17.8M Trail Asheville11:00AM(828) 251-2001emailwebsite
Nov 09OBX Marathon26.2M 17% trailKitty Hawk07:00AM(252) 256-1084emailwebsite
Nov 29Derby 50K50K TrailDerby08:00AM(910) 582-6747emailwebsite
Dec 06Run At The Rock7M, 14M TrailBurlington09:00AM(336) 263-6454emailwebsite

New Hampshire
DateNameDistanceTypeCity StartPhoneEmail Website
Jun 01Pack Monadnock Mtn. Run10M Hill ClimbWilton10:00AM(603) 880-9479emailwebsite
Jun 21Mount Washington Road Race7.6M Hill ClimbGorham10:00AM(603) 863-2537emailwebsite
Jun 28There's A Black Fly In My Eye15K Trail Pinkham Notch10:00AM(603) 466-2333emailwebsite
Jun 29Mt. Cranmore10K Hill ClimbNorth Conway09:00AM(603) 367-8676emailwebsite
Jul 06Loon Mountain Uphill13.2MHill ClimbLincoln10:00AM(603) 367-8676emailwebsite
Aug 09XTERRA STOAKED Trail Run16K Trail Hanover10:00AM(603) 748-1070emailwebsite
Aug 31Wapack Trail Runs13.1M Trail/ultra Ipswich08:00AM(978) 422-7867emailwebsite
Aug 31Wapack Trail Race17.5M Trail New Ipswich09:00AM(978) 448-2813emailwebsite
Sep 07Pisgah Mountain14.2M, 50K UltraChesterfield08:45AM(603) 363-8420  website
Sep 12Reach the Beach Relay200M RelayBretton WoodsTBD(508) 881-4505emailwebsite
Nov 01The Jack London Trail Race10k Trail Nashua10:00AM(603) 233-0144emailwebsite

New Jersey
DateNameDistanceTypeCity StartPhoneEmail Website
May 11Morris Mauler 5k5K Trail Morris Twp10:30AM(908) 295-8580emailwebsite
Jun 07Towpath Training Runup to 34.1M Nat'l crushed stonePiscataway06:00AM(848) 391-0200emailwebsite
Jun 08Hartshorne Woods-Spring End Trail Run7.2M, 4M, 5M TrailHighlands08:30AM(732) 578-1771emailwebsite
Jun 20Friend 2 Friend Summer Solstice5MTrailAndover06:30PM(973) 919-1373emailwebsite
Aug 10Turkey Swamp Race Day5M, 10M, 25k, 20M, 50k Trail Freehold08:30AM(732) 872-1255emailwebsite
Sep 13Summer Screecher 5k5K TrailMorris Twp10:30AM(908) 295-8580emailwebsite
Oct 12Tewksbury 5 Miler5M Trail Tewksbury10:00AM(908) 439-9311emailwebsite
Oct 18XTERRA Camp Edge Trail Run5k Trail Alloway09:00AM(410) 308-1870emailwebsite
Nov 01Hibernation Mauler 5k5K Trail Morris Twp10:30AM(908) 295-8580emailwebsite
Nov 09Hashathon Trail Run6M TrailCheesequake11:00AM(732) 528-0132emailwebsite

New Mexico
DateNameDistanceTypeCity StartPhoneEmail Website
May 17Jemez Mountain Trail Runs50M, 50K, 13.1M TrailLos Alamos05:00AM(505) 662-5959emailwebsite
Jul 27Sandia Peak Challenge7.2M TrailAlbuquerque08:30AM(505) 883-1455emailwebsite
Aug 03La Luz Trail Run9M Hill Climb Sandia Mtn. Wilderness07:00AM(505) 797-0791emailwebsite
Aug 23Taos Ski Valley Up & Over Trail Run10K TrailTaos09:00AM(800) 517-9816emailwebsite
Sep 28Native American Championship Run5K, 13.2M