Colorado Race Calendar — Ultra/Trail Events
(As of Monday, November 03, 2025) Print Version
For event listing corrections, please contact us.
For event listing corrections, please contact us.| Date | Event | Location |
| Sun., 11/9/25 7:00 AM | Mountain Madness Fall Frenzy Orienteering Trail Race 3 Hour Ultra/Trail, 5 Hour Ultra/Trail  Register | Golden Gate Canyon State Park - Red Barn Golden, CO |
Want to know your pace? Check out our Pace Calculator.
Visit our partners: Raceplace Events, Runner's Den, Southern Arizona Roadrunners