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  • Q Man Classic 5K

    Highlands Ranch High School 9375 Cresthill Ln., Highlands Ranch, CO, United States

    Highlands Ranch High School (HRHS) is proud to once again host the annual Q-Man Classic. This is a memorial race for Quinton Sanford, a student-athlete with Autism at HRHS who sadly passed away his sophomore year. Proceeds from the race will benefit Teaching the Autism Community Trades (T.A.C.T.). T.A.C.T envisions a world where neuro-diversity is […]

  • Ram Run 5K

    Green Mountain High School 13175 West Green Mountain Dr, Lakewood, CO, United States

    Come join in the celebration of the resurgence of a great community event. The Ram Run will be returning to it's traditional month. This fun and exciting event will include a 5k around the neighborhoods near Green Mountain High School. Proceeds will help benefit the Green Mountain High School Cross Country Team. The first 150 […]

    $30

  • Rocky Mountain 5K

    America the Beautiful Park Cimino Dr, Colorado Springs, CO, United States

    In partnership with the YMCA Pikes Peak Region, we want to bring you the annual Rocky Mountain Run, the Rocky Mountain State Games official 5k! Athletes will be looped around Memorial Park starting at the IAFF Fallen Firefighters Memorial then head through the side streets of Memorial Park, around Prospect Lake, and finish back at […]

  • Warrior Waterfront 5K

    Las Colonias Park Riverside parkway, Grand Junction, CO, United States

    Come join us for the Warrior Waterfront 5k. This 5k will be run in conjunction with the Central High School Warrior Cross Country Invitational and all proceeds will go to support the CHS Cross Country Team. We are excited to run along the Las Colonias waterfront park area along with all of the activities available […]

  • Colorado Brewery Running Series

    Resolute Brewing 5K

    Resolute Brewing Tap & Cellar 18148 West 92nd Lane, #Suite 100, Arvada, CO, United States

    Join us for The Resolute Tap & Cellar 5k on August 23, 2025, for a 5k-ish, fun run event that starts and ends at this awesome taproom in Arvada. Run, walk, jog - whatever goes! Complete the course and celebrate with us and a FREE, local craft brew at the finish line. Start windows will […]

  • Walk for Life 5K

    Cañon City Area Recreation and Parks District 575 Ash St, Cañyon City, CO, United States

    This will be our annual Walk for Life 5K. Our course will begin at the Raynolds/Ash Street bridge in the parking lot across from the Rec District building. The race will run West this year from that point, towards the surgery center & we will have it clearly marked out for walkers vs runners (5K). […]

  • Boulder 5K Taco Run

    Boulder Public Library 1001 Arapahoe Ave, Bouler, CO, United States

    We’ve put together a non-competitive fun run on some of Boulder’s most beautiful multi-use paths. There’s even an aid station with some Boulder Taco Fest -themed treats. You’ll finish up back at the Boulder Taco Fest, ready to celebrate your run at Boulder’s favorite summer festival

  • Endurance Race Series

    Westminster Trail Race

    Wayne Carle Middle School 10020 100th Ave, Westminster, CO, United States

    Join us at beautiful Standley Lake in Westminster for an unforgettable evening at the Westminster Night Trail! For its 12th year, this race takes on a whole new energy as runners hit the scenic trails of Standley Lake under the stars. With a mix of packed dirt trails, single-track, and a hint of bike path, this […]

  • RMRR Marathon Training Series

    RMRR Fall Marathon Training Series

    Riverwalk Ballfields 9830 Riverdale Rd, Thornton, CO, United States

    RMRR’s Marathon Training Series provides 10M and 20M races that are low cost, friendly, fully supported, and officially timed.  All you need to do is focus on your running!  Our races fit perfectly in training schedules for Colfax, Boston, New York, Chicago, and other full and half marathons. Everyone is welcome at our MTS races:  RMRR members, […]

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