Event details subject to change. Please confirm all information via event website.
Boulder Skyline Traverse
Runners Roost - Boulder 629 S Broadway, Boulder, CO, United StatesThe Boulder Skyline Traverse is a ~18 mile trail route that covers the 5 peaks of Boulder (South Boulder Peak, Bear Peak, Green Mountain, Flagstaff Mountain, and Mt. Sanitas). You'll […]
Blue Sky Trail Marathon
Blue Sky Trailhead County Road 38e, Fort Collins, CO, United StatesTaking place on the trails between Horsetooth Mountain Park and the Devil’s Backbone Open Space, the Blue Sky courses take you on a north-south tour of the easternmost hogbacks of […]
Cowboy Half Marathon
Mancos Public Library 211 W. 1st, Mancos, CO, United StatesWith a new race date for 2021, the Mancos Cowboy Half Marathon and 5k is a beautiful and scenic course with a mix of pavement, dirt road, and trail. Grab […]
CSU Homecoming 5K
CSU Oval Fort Collins, CO, United StatesThe Homecoming Race will take place on the Oval for our traditional course. All ages and abilities are welcome. Proceeds from the Homecoming Race benefit the ongoing research efforts and […]
Great Trailhead Foot Race
Bear Creek Lake Park 15600 W Morrison Rd, Lakewood, CO, United StatesDon't miss the Great Trailhead Foot Race at Bear Creek Lake Park! Featuring legitimate TRAILS in the shadow of Denver's skyline, you'll love the single-track and dirt as you race […]
Crazy Cloverleaf
Chatfield State Park 11500 N Roxborough Park Road, Littleton, CO, United StatesWe host one race per month from November to March. All races are at Chatfield State Park and start at 9:00 am on Saturday mornings. Check-in starts at 8:15 am.
Run Fur Fun Spooktacular 5K
Odell Brewing Company 800 East Lincoln Avenue, Fort Collins, CO, United StatesOur Run Fur Fun 5k starts and ends at Odell Brewing Company in Fort Collins. Don't forget to wear a costume for the costume contest, enjoy the eclectic tunes of The Sugar […]
Canceled Run With The Panthers 8K
Nederland High School 597 Co Hwy 130, Nederland, CO, United StatesCome join us at 8,410' for a fun and fast 8,410meter road race! This is a fun and welcoming local race benefiting the Nederland Middle/Senior High School PTA. This is […]
Hoofin’ It Through the Hollows 5K
deKoevend Park 6315 S. University Blvd., Centennial, CO, United StatesRunners of all ages and abilities, families, and dogs are all welcome to join us for this Halloween celebration! Dress in your Halloween best for a chance to win prizes at the […]
Expo Park XC Runs
Expo Park 10955 E Exposition Ave, Aurora, CO, United StatesOld-school cross-country style courses with creek crossings and bale jumps. Youth races 1k - 4k. All-ages 5k. Individuals and teams.
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