Half Marathon Information
The Snoqualmie Valley Half starts at King County’s Tolt MacDonald Park and winds for about half a mile through the park before picking up the very scenic connector trail along the Tolt River. At about mile 1.25, the course joins the Snoqualmie Valley Trail and stays on it for the remainder of the “out” section the course, before turning around and retracing the route, finishing at King County’s Tolt MacDonald Park.
Aid stations along the course will provide water, Tailwind electrolyte drink and GU gels. They are located at approximately miles 2.9, 5.9, 7, 10.2 for half-marathon runners. Portable restrooms will be located at miles 2, 2.9, 10.2 and 11.1 ONLY.
Pacers! Seattle Green Lake Running Group is providing pacers for the following finish times: 1:40, 1:50, 2:00, 2:15, and 2:30.
10k Course Information
The Snoqualmie Valley 10k starts at King County’s Tolt MacDonald Park and winds for about half a mile through the park before picking up the very scenic connector trail along the Tolt River. At about mile 1.25, the course joins the Snoqualmie Valley Trail and stays on it for the remainder of the “out” section the course, before turning around and retracing the route, finishing at King County’s Tolt MacDonald Park.
The aid station along the course will provide water and electrolyte drink, and are located at approximately miles 2.9 and 3.3 for 10K runners. There will also be portable restrooms at the Aid Station.







