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  • Old Man Winter Rally 5K/10K

    Bohn Park 199 2nd Ave., Lyons, CO, United States

    Bundle up and get ready to run and/or ride Colorado's best mixed terrain at the Old Man Winter Rally in Lyons on February 6th. Runners can crush the 10K course of single track trails, red rock canyon and gravel paths while riders can choose a 50K or 100K of dirt, snow, climbs and thrills! With a ragin' after party with hot food and cold beer, what more could you want?

    $49

  • Running Up for Air

    Staunton State Park 12102 S Elk Creek Rd, Pine, CO, United States

    Running Up for Air unites our community over a shared passion for running and a desire to drive real, lasting change in the fight for cleaner air. Through endurance events and strategic partnerships, every vertical foot run and every hour volunteered amplifies support for nonprofits dedicated to air aquality solutions, turning even small donations into […]

  • Winter Six Pack Series

    Westy Winter Waggle

    Westminster Promenade 10600 Westminster Blvd, Westminster, CO, United States

    It's the Westy Winter Waggle 5&10k! Come waggle with us along an accurately measured, professionally timed course where you're welcomed by super friendly volunteers who wanna waggle with ya in the Colorado snow season! Come out for a Brrrrisk Brrrrun and choose your distance! History:  This event was once part of the beloved Winter Six […]

  • Sweet Heart Run

    Fruita Community Center 324 N Coulson, Fruita, CO, United States

    This February, run your heart out, sweetheart! Choose between a 5K or 10K along the scenic Fruita Trail System, and don’t forget to dress up for the costume contest. After the race, enjoy some sweet treats and celebrate with us at the post-race party.

  • Vail Mountain Winter Uphill

    Lionshead Gondola Vail, CO, United States

    Join us as skiers, snowboarders and winter runners tackle 2,200 vertical feet of groomed trails to reach Eagle's Nest at the top of the Eagle Bahn Gondola in Lionshead. The event will conclude with breakfast and awards at Eagle's Nest, provided by Vail Ski Resort and US Foods. This event honors the memory of Vail local, Lyndon […]

  • South Suburban Race Series

    Super Sunday Fun Run

    Reynolds Landing 6745 S. Santa Fe Drive, Littleton, CO, United States

    Bring the entire family to run or walk before the big game and enjoy a post-race party at Breckenridge Brewery Farmhouse. Runners and walkers of all ages and abilities are welcome for this event along the Mary Carter Greenway.  Show your team spirit and wear your favorite team jersey or attire.

  • Toyota Super Half Mararthon

    Pioneers Museum 215 South Tejon Street, Colorado Springs, CO, United States

    The streets and trails of downtown Colorado Springs are not exactly the “Frozen Tundra of Lambeau Field” but on Super Bowl Sunday, Feb.8, 2026, more than 1,500 runners will race for paydirt there in the 14th Toyota Super Half Marathon & Game Day 5K. This is Colorado Springs’ Super Sunday Tradition! We have a flat […]

  • Sweetheart Classic

    Loveland Aleworks 118 W 4th St, Loveland, CO, United States

    Sweetheart City Racing is excited to once again hold this year’s event. With a race start and awards in Downtown Loveland it will be right in the center of the action of the inaugural Loveland Sweetheart Festival – Love, Locks and Lights. You will love our newly designed 4 mile race course along River’s Edge […]

  • CMRA Forty Furlongs

    Road Runner Sports Westminster 10436 Town Center Drive, Westminster, CO, United States

    This is a flat out-and-back 5 mile course on Westminster's trail system (nearly all concrete path). Start and finish will be at Sensory Park. The route starts outbound on Walnut Creek Trail heading East. Shortly before mile 1 the course makes a left onto the Big Dry Creek Trail. The Big Dry Creek trail travels under […]

  • Parker Recreation Run Series

    Love ’em or Leave ’em 5K/10K

    Salisbury Park 11920 N Motsenbocker Rd, Parker, CO, United States

    Will you embrace the holiday full of heart or run from Cupid? Either way, you're going to LOVE this fun and festive workout with family and friends...oh, and those pancakes! Part of the Parker Parks and Recreation Run Series, this event is professionally timed. Registered participants will receive a race shirt, race bib and a […]

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