Castlewood Canyon Endurance Run


May 22, 2021 at 6:00 AM

Castlewood Canyon Endurance Run

2989 South State Highway 83

Franktown CO, 80116


Event Facebook page

Entry Fee $175
(Lowest or Early Registration)

Prize Money: no


  • 12H

Series: Sasquatch Ultra Endurance Run Series

Type: Ultra

Participant Limit: 30

Starting Elevation: 6094

High Point: 6610

Percent of the course on un-paved trails: 100%

First Year of the Event: 2019


2021 Event Cancelled

Due to the ongoing Covid-19 Pandemic, runner participation counts for the Castlewood Canyon Endurance Run will be capped at 30 Runners Maximum.

Registration for the Castlewood Canyon Endurance Run will open on January 1, 2021 but runner UltraSignup Registration Fee credit card payments will not be processed until April 1, 2021 in the event that the Castlewood Canyon Endurance Run is cancelled due to the ongoing Covid-19 Pandemic. Cancelled 2021 event.

Please note that the Sasquatch Running Company is continuing to monitor the Covid-19 Pandemic very closely and will abide by all Center for Disease Control (CDC) recommendations for the prevention of the spread of COVID-19 as well as follow all Social Distancing/Safety Guidelines issued by the State of Colorado, Douglas County, and the Town of Franktown.

Please stay tuned for more updates…Stay Healthy and Stay Safe!


No photos available.


Past Event Dates

Held on May 22, 2021

Held on Oct 03, 2020

Held on Oct 05, 2019

Event Results

View 2019 Results