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  • BBSC Endurance Sports

    Boulder Sunset Triathlon

    Boulder Reservoir 5275 Reservoir Road, Boulder, CO, United States

    Join us for an unforgettable morning at the Boulder Reservoir. Although this race does not take place at sunset, it will take place at the end of the summer-- it's […]

  • Without Limits Productions

    Littlefoot Triathlon

    Bear Creek Lake Park (Lakewood) 15600 W. Morrison Road, Lakewood, CO, United States

    Enjoy a fun late season tri at beautiful Bear Creek Lake Park in the Lakewood/Morrison area. Set at the base of the foothills, the Littlefoot Triathlon starts off with a […]

  • Logo for Desert's Edge Triathlon

    Desert’s Edge Triathlon Series

    Highline Lake State Park 1800 11.8 Road, Loma, CO, United States

    Desert’s Edge Triathlon Series features two days of racing, including Sprint and Olympic distance road triathlons, and a sprint off-road triathlon for open and collegiate racers.

  • Without Limits Productions

    Oktoberfest Sprint Triathlon

    Union Reservoir (Longmont) 461 County Road 26, United States

    The Oktoberfest Sprint Triathlon features a half mile lake swim, a flat and fast single loop 12.9 mile bike, and finishes with a 3.1 mile run on a gravel road […]

  • Breakaway Athletic Events

    Last Call Triathlon

    Boyd Lake State Park (Loveland) 3720 N County Road 11-C, Loveland, CO, United States

    Yes! I want ONE MORE adventure!! Escape to the lake! The Last Call Triathlon will be an event you’ll look forward to all season long. Why? Beautiful mountain views, great […]

  • Leftover Turkey 5km Classic

    Crested Butte Nordic 620 2nd Street, Crested Butte, United States

    The Pinnacle Orthopedics Community Races with support by Salomon are a fun way to get outside, exercise, meet new people, and challenge yourself. Each week is a different format and […]

  • Peanuts 10km Skate

    Crested Butte Nordic 620 2nd Street, Crested Butte, United States

    The Pinnacle Orthopedics Community Races with support by Salomon are a fun way to get outside, exercise, meet new people, and challenge yourself. Each week is a different format and […]

  • Vail Nordic Town Series Race

    Vail Nordic Center 1775 Sunburst Drive, Vail, CO, United States

    The Vail Nordic Town Series Races are put on by the Ski & Snowboard Club Vail. Skiers of all ages and abilities are welcome to attend! Day-of, on-site registration | […]

  • Grand Nordic 15K Skate Race, GCNRS #1

    Snow Mountain Ranch 1101 Co Rd 53, Granby, CO, United States

    Venue: Snow Mountain Ranch Nordic trails; Race HQ will be in the Camper’s Hub building Event: Skate, Long Course 15k, Short Course 7.5k, Junior 3k. Course: Challenging 7.5 km loop […]

  • Snow Mountain Ranch Classic Race, GCNRS #2

    Snow Mountain Ranch 1101 Co Rd 53, Granby, CO, United States

    Venue: Snow Mountain Ranch Nordic trails; Race HQ will be in the Camper’s Hub building Event: Classic, Long Course 15km, Short Course 7.5km, Junior 3km Course: Some long hills that […]

  • Bloch Ongert Beaver Creek Uphill & SkiMo

    Beaver Creek Beaver Creek, CO, United States

    There's Nothing Like First Tracks on Some Fresh Corduroy! Come ski, board, or run with us until the sun comes up on some of the best ski slopes in Colorado! […]

  • Vail Nordic Town Series Race

    Vail Nordic Center 1775 Sunburst Drive, Vail, CO, United States

    The Vail Nordic Town Series Races are put on by the Ski & Snowboard Club Vail. Skiers of all ages and abilities are welcome to attend! Day-of, on-site registration | […]

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