Event details subject to change. Please confirm all information via event website.
San Juan Trail Tri
Dash, Paddle, Pedal in beautiful Ridgway State Park. Our trail tri includes a 4 mile trail run, 1.5 mile paddle (SUP) & 8.5 mile mountain bike ride. Team and individual […]
Summer Sizzle 5K
The Summer Sizzle 5K isn't just a race; it's a summer festival! Bring your friends and family to enjoy a lively atmosphere filled with music, vendors, fitness classes on the […]
Jodi’s Race for Awareness 5K
Join thousands of runners and walkers for the 17th annual Jodi’s Race to celebrate survivors and raise awareness of the signs and symptoms of gynecologic cancers. Proceeds benefit the Colorado Gynecologic […]
Howelsen Hill Trail Run
Olympian Hall 845 Howelsen Pkwy, Steamboat Springs, CO, United StatesLet the trail races begin!! This is a challenging trail run on the scenic single track trails of historic Howelsen Hill, Steamboat’s outdoor playground. The trails of Emerald are beautiful […]
Springs Downhill Mile
How fast can you run a mile? What if you got to do it on a downhill? We are partnering with RunMental to bring you the second annual Springs Downhill […]
Winter Park Hill Climb
Winter Park Resort 85 Parsenn Rd, Winter Park, CO, United StatesJoin us for a 10K hill climb, 10K run, or both. Ride up, run up, or double up! From junior athletes up to professional racers, we have a category that […]
Holy Hammers Hustle for Habitat
Fun 3 mile walk benefitting Habitat for Humanity of Metro Denver.
Canceled Tutu Dash 5K
Grab those tutus and come run with us to raise money for the Colorado Conservatory of Dance. This run/walk will be a party full of smile, music, and dancing! The […]
Canceled The 80’s Run
THE 80s Are back! Are you ready? Then grab your old Nikes, Leg Warmers and Parachute Pants or SHORT shorts!
Garden of the Gods 10 Mile
The Garden of the Gods Ten Mile Run® is the premier race of Colorado Springs, coursing through the 300′ towering sandstone rock formations of Garden of the Gods Park, including […]
Treat Trot
5k/10k/15k registration includes a custom bib, designer shirt, and a custom finisher medal! 1 Mile registration is untimed and includes a custom bib, designer shirt, and a custom finisher medal! […]
Mountain Swim Series I
The Solstice Swim is a swim originally created in cooperation with the Longmont Kinetics Festival. Participants have the opportunity to swim either a 500-YD race, 1.2 mile race or a […]
Mountain Goat Kids’ Trail Running Series #1
Frisco Adventure Park 621 Recreation Way, Frisco, CO, United StatesFor the nineth year, the Town of Frisco is hosting a series of four kids’ trail running races over the summer. The entire family is welcome to come out for […]
Summit Trail Running Series II
B&B Trailhead 1920 French Gulch Rd, Breckenridge, CO, United StatesExplore the trails of Breckenridge this summer with the 23rd annual Summit Trail Running Series with each race followed by a post-race party! The Series consists of 5 trail races […]
HRCA Happy Hour Half K
Civic Green Park 9370 S Ridgeline Blvd, Highlands Ranch, CO, United StatesLooking for something to do with the whole family on Fathers Day Weekend? Look no further than the 3rd annual Happy Hour Half K at Civic Green Park. Have you […]
Bears Ears Ultra
Introducing Bears Ears Ultra! A 50 mile, 50K, 33K, 13K event hosted in the quiet Abajo Mountains of Monticello, Utah. The course treats runners to views overlooking Canyonlands National Park […]
San Juan Solstice 50 Mile Run
About the run The first running was held on June 17, 1995 and it was known then as the Lake City 50. The snowfields on the Continental Divide prevented running […]
Ring the Springs Trail Races
Get ready for an unforgettable adventure at Ring the Springs trail running races in the stunning Colorado Springs, Colorado! This thrilling event showcases the area's incredible natural beauty, with a […]
Transplant Games 5K
From June 18-23, 2026, Denver will host the world’s largest celebration of life — the 2026 Transplant Games. Thousands from across the country and around the globe will come together […]
XTERRA Lory Triathlon
XTERRA Lory Triathlon on June 18th is the perfect kick-off to the year for the seasoned off-road triathlete, or a great opportunity for the road triathlete wanting to try out […]
Dash Across the Dam 5K
Rueter-Hess Reservoir 9343 Double Angel Road, Parker, CO, United StatesThe Parker Parks and Recreation Run Series invites you to come out and celebrate Dad (or anyone) and Dash Across the Dam 3.1 miles at the Rueter-Hess Reservoir in this […]
Unicorn 5K
Ready to get off the sofa and gallop around Thornton with some friends? Yeah, you are! Come frolic with us at the Unicorn Runner 5k in Thornton to kick off […]
Red, White and Brew Run
Walk, run or ruck, a 5k, 10k, Half Marathon or 12 Hour Last Man Standing Race to celebrate the Red, White and Brew in Windsor, CO! Starting and ending at […]
Sierra’s Race Against Meningitis
Annual 5K run/walk and kids fun run held in Loveland, CO. Dedicated to raising awareness, funding research and providing free vaccinations to prevent meningitis
Longs Peak 5 Mile
The prominent fourteener, Longs Peak, is Northern Colorado’s highest mountain at 14, 259- Ft.. Longs Peak, and a chain of magnificent peaks along the Continental Divide, are located in Rocky […]
Summer Solstice Trail Run
Coinciding with the longest day of the year, the Summer Solstice 5K/10K trail run is arguably the most enjoyable race in the Vail Trail Running Series. Beginning and ending in […]
Heart Walk
We're all tied to heart disease and stroke in some way, and we must change that. Join your friends, family and co-workers to be a relentless force for a world […]
Fatherhood 5K
Restore the Man Reclaim the Family Renew the Church Revive the Culture This annual walk/run event is designed for the entire Family. There will be prizes for top 3 female […]
Summer Vibes Run Fest and Bike Rally
Summer Vibes Fest combines trail running and bike riding adventures with a fun summer-themed music and camping festival.
Mustang Mile
The Mustang Mile is a timed Run/ Walk in Kremmling, Colorado. This event will kick off the Kremmling Days Parade with a route through Main Street. Participants will run this […]
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