Event details subject to change. Please confirm all information via event website.
Sunlight Showdown Half Marathon
Sunlight Mountain Resort 10901 County Road 117, Glenwood Springs, CO, United StatesDo you have what it takes? If so, then come join us for an old school race weekend at the 3rd annual Sunlight Showdown at Sunlight Mountain Resort. We will start […]
Oktoberfest Fun Run
Twisted Pine Brewing Company 3201 Walnut St, Boulder, CO, United StatesOktoberfest, is the world's largest Volksfest, featuring a beer festival and a travelling fun fair. It is held annually in Munich, Bavaria, Germany from mid or late September, to around […]
Canceled Tunnel Vision Duathlon
Centennial Park - Cañon City Cañon City, CO, United StatesTunnel Vision is the only event of its kind in the Royal Gorge Region - a duathlon that pairs mountain biking with hiking/trail running. This event will feature a neutral […]
Canceled Emma Coburn’s Elk Run 5K
3rd St and Elk Ave - Crested Butte 303 Elk Ave, Crested Butte, CO, United StatesRegister now for Emma Coburn’s Elk Run 5k in Crested Butte CO! Registration includes a race bag with the OFFICIAL Elk Run 5k hat (can only get the hat by […]
D’Evelyn Dash 5K/2K
D'Evelyn High School 10359 West Nassau Avenue, Denver, CO, United StatesThe D'Evelyn DASH is our BIG Kick Off to the school year and also a key fundraiser for the D'Evelyn Education Foundation (A 501(C) 3 NON-PROFIT.) Proceeds from the DASH […]
PPRR Nielson Challenge
North Monument Valley Park 1794 Culebra Ave., Colorado Springs, CO, United StatesRace Format The first time you run this event, you'll establish a base time for yourself. This base time is used to generate a handicap time. The handicap time is […]
Canceled It’s Fall Y’all 5K
Carpenter Park 3498 E 112th Ave, Thornton, CO, United StatesYou're going to FALL in love with the It's Fall Y'all 5K at City Park in Westminster. Join 3W Races for this annual event on October 2nd, which includes a 5K run/walk, doggie costume contest, caramel apples at the finish and more!
Trojan Trot 5K
Longmont High School 1040 Sunset St, Longmont, CO, United StatesOrganized by Tony Bermudez, District 2 State Officer for Colorado FBLA, this event is more than just a race—it's a chance to make a meaningful difference in our community. All […]
Harvest Fest 5K
Pueblo Riverwalk Park 101 N Union Ave, Pueblo, CO, United StatesGet ready to celebrate the vibrant autumn season on October 14, 2023, with Pueblo Diversified Industries (PDI) Harvest Fest 2023 Fundraising Event, featuring a thrilling 5K Run and a leisurely […]
Arc of Adams County Halloween 5K
Adams County Fairgrounds 9755 Henderson Rd, Brighton, CO, United StatesJoin us in supporting the human and civil rights of children and adults with intellectual and developmental disabilities! This 5K run/walk is open to people of ANY ability and ANY […]
Please click here to submit your event for FREE to our online calendar.
We do not allow events without physical locations (IE – virtual runs, runs with locations TBD, etc…).
Please allow 48 hours after submission for an event to appear on the calendar. If you have already listed your event and would like us to update it, please contact us.