Estes Park Backyard Ultra
Estes Park High School 1600 Manford Ave, Estes Park, CO, United StatesThe Backyard Ultra with the views. The Backyard Ultra is a form of Ultra race where runners must complete 4.167 miles in less than one hour, every hour, until only one runner remains to complete a lap. This runner is crowned the winner and only finisher, while all others will be marked as DNF. There is […]
Run Devils Tower Half Marathon
Devils Tower WYO 110, Devils Tower, WY, United StatesRun in the shadow of the First US National Monument…..Devils Tower, Wyoming and view the Tower from exclusive perspectives as you run on the historic Campstool Ranch. Come stay for an entire weekend of family friendly events including 3 race distances, beer and wine fest with live music, hay rides, and Chuckwagon dinner Saturday night. […]
Postponed Blue Sky Ascent
Echo Lake Campground 13264 Chicago Creek Rd, Idaho Springs, CO, United StatesAlthough the air will be noticeably thin at the starting line, Echo Lake's 10,600 feet of elevation is just the beginning. The climb totals nearly 4,000 vertical feet - much of it above treeline - as you make your way 14.5 miles to the finish line located at the summit of one of the most […]
Hometown Half Marathon
Weidner Field 6303 Barnes Road, Colorado Springs, CO, United StatesJoin us for the annual Hometown Half Marathon & 5k/10k! A run local-themed event that is perfect for the whole family. The fun includes great swag (designer shirt, custom medal), chip-timing, live results and awards, pacers for half marathon free photos, a "biggest team" contest, a kids' dash, great post-race food, and plenty of fun! […]
Highline Canal Summer Scamper
Bible Park 6802 E Yale Ave, Denver, CO, United StatesThe third annual High Line Canal Summer Scamper, 5K for All, will take place on the evening of June 25 at Bible Park in Denver. Before the 5K enjoy a free 200m Ditch Dash for kids 8 and under. Then scamper along the Canal – whether that’s running, walking or strolling – with a smile […]
Timberview Trail Run
Lory State Park 708 Lodgepole Dr, Bellvue, CO, United StatesCrisp morning air and a summer sunrise in Colorado. YES PLEASE! Join us on the foothills at Lory State Park for a fun & beautiful morning trail race. This run race features three distances (a 10 mile, a 5 mile and a 5K) that are great for just about any level athlete at any age. Run on […]
Slacker Half Marathon
Strousse Park - Georgetown 6th & Rose St, Georgetown, CO, United StatesThe Slacker races are always held on the 4th Saturday in June, and in 2025, that means Saturday, June 28th! We’re excited to announce a new change for next year: wave starts will be enhanced to help ensure a smoother race start. Be sure to watch for this update when registering! We can’t wait to […]
Leadville Trail Marathon
Leadville 124 E. Sixth Street, Leadville, CO, United StatesRun through the historic mining district’s challenging old mining roads and trails, and hit a high of 13,185 feet at Mosquito Pass during the Leadville Trail Marathon or Heavy Half Marathon. The views will leave you breathless, if you’re not already.
Pride 5K
Civic Center Park 101 14th Avenue, Denver, CO, United StatesThe Denver PRIDE 5K enables supporters of The Center on Colfax to raise funds in support of our mission. We provide critically important programs and services to Colorado’s LGBTQ community. 100% of each dollar raised by individual fundraisers goes directly to support our community members--including our youth center, health services, and social support groups. Join the race today!
Pearl Street Mile
Mountain Sun Pub and Brewery 1535 Pearl St, Boulder, CO, United StatesJoin Troop Events on Saturday August 6th for the 25th annual Pearl Street Mile, a criterium multi-lapped course that starts on Spruce St, and completes 3.75 laps around the Boulder Court House and up the Pearl Street Mall. This year, the race is the USATF Colorado One Mile Championships! There will be a Kids 800m, Family and Friends 1-Mile, time based 1-Mile waves, Masters 1-Mile races, and Elite Open 1-Mile races.
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