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  • Autumn Run Half Marathon

    McPhelemy Park 112 W Lake St, Buena Vista, CO, United States

    The Autumn Run is held each year on the third weekend in September, in and around the historic, friendly, and picturesque town of Buena Vista, Colorado. Nestled in the upper […]

  • Pikes Peak Marathon

    Memorial Park - Manitou Springs 502 Manitou Ave, Manitou Springs, CO, United States

    The Pikes Peak Marathon, founded in 1956, is the oldest continually held marathon in the United States, taking runners from Manitou Springs, Colorado, to the summit of Pikes Peak at […]

  • Oktoberfest Triathlon

    Union Reservoir 461 County Road 26, Longmont, CO, United States

    The annual Oktoberfest Triathlon on Saturday September 24th, 2022,  is the party of the season and also a 2022 Mountain Collegiate Conference Race!  As the leaves change color this race […]

  • Golden Gallop 5K/10K

    Golden High School 701 24th St, Golden, CO, United States

    “Howdy Folks! Welcome to Golden, where the west RUNS!” Starting beneath the City’s famous ‘Welcome’ arch, right in the center of historic downtown Golden, and finishing in Parfet Park beside […]

  • Expo Park XC Runs

    Expo Park 10955 E Exposition Ave, Aurora, CO, United States

    Old-school cross-country style courses with creek crossings and bale jumps. Youth races 1k - 4k. All-ages 5k. Individuals and teams.

    $20

  • Farmers 5000

    Wheat Ridge High School 9505 W. 32nd Avenue, Wheat Ridge, CO, United States

    The Farmers 5000 is likely one of the very first school-based 5K fundraisers in the state of Colorado. Since 1981, serious racers and weekend warriors alike have been coming to […]

  • Paul’s Mystery Ship To End ALS Walk

    105 West Brewing Company 1043 Park St, Castle Rock, CO, United States

    Paul’s Mystery Ship To End ALS launched in 2020 following Paul Dannels battle with ALS, a disease causing profound physical changes for individuals and families. Our foundation brings hope amid […]

  • Sangre de Cristo Ultras

    Music Meadows Ranch 6076 Co Rd 119, Westcliffe, CO, United States

    Come join us on the Rainbow Trail in the Sangre de Cristo mountains. Run beneath the watchful eye of these gorgeous, and ominous, mountains. This race is full of festivities, […]

  • Red Feather Trail Jamboree

    Ben Delatour Scout Ranch 2331 County Rd 68C, Red Feather Lakes, CO, United States

    Come enjoy the clean air and wild spaces of the Red Feather Lakes region in Northern Colorado at the Red Feather Trail Jamboree on September 17th. This 50K and half marathon takes place at the Ben Delatour Scout Camp and are designed to be beginner (or PR) friendly.

    $90 – $370

  • Crested Butte Ultra

    Crested Butte Community School 818 Red Lady Ave., Crested Butte, CO, United States

    Crested Butte is known for having some of the best trails in the country. Runners will be challenged by this high altitude course. Its wide open views will amaze runners […]

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