Aspen Valley Marathon

Lions Park 101 Midland Ave, Basalt, CO, United States

Mark your calendars – Don’t miss out on this exhilarating race through the stunning landscapes of Aspen, Colorado! Join us for a one-of-a-kind experience that you’ll cherish forever. The Aspen […]

Kids’ TRY-athlon

H2O'Brien Pool 10795 Victorian Dr, Parker, CO, United States

This event is all about fun over competition. Boys and girls of all ability levels show their skills in three events: swimming, biking and running. Come on, kids, TRY it […]

All-Out Dog Days – 5K, 10K and Half Marathon

Church Ranch Office Park 10170 Church Ranch Wy, Westminster, CO, United States

Get ready for some fun in the sun and a great mid-season test of your training as we bring our 11th Annual Dog Days 5K, 10K & Half Marathon! Centrally […]

LG Triathlon

Siena at Brightwater 1000 Brightwater Club Drive, Gypsym, CO, United States

Can you keep a secret? Eagle, Colorado, is a special place, and they have a fantastic triathlon that you should not miss. They're calling for triathlon experts, newbies, and everyone in between, including the kids! Join them on July 9th for the 14th Annual LG Tri, a sprint triathlon held in the beautiful Vail Valley town of Eagle.

$40 – $150

I Can 5K

Riverdale Regional Park 9755 Henderson Road, Brighton, CO, United States

You CAN 5k. This event is for EVERY ONE. EVERY BODY. You won't get lost. You won't get forgotten. You'll run a clearly marked 5k loop with multiple portojohns & […]

CMRA John Meade 6K

John Meade Park 2450 E Quincy Ave, Englewood, CO, United States

We will start with a loop of John Meade Park before heading onto the Cherry Hills Trail for an out-and-back short cirtcuiting the initial loop. This race will be ~3.875 […]

SUP-Athlon

Cabin Creek Brewing 577 Twenty-Second Street, Georgetown, CO, United States

Looking for a new summer tradition suitable for all abilities?! Join us this July for the Georgetown SUP-Athlon! Participants will embark on a 0.5-mile stand-up paddleboarding journey along the scenic […]

Boulder Peak Triathlon

Boulder Reservoir 5565 N 51st St, Boulder, CO, United States

The Boulder Peak Triathlon, Duathlon & Aquabike on July 10th is one of the countries longest and most well-known triathlons.  For the veteran or first time racer, this is THE […]

Greenland Pack Burro Race

Greenland Open Space 1532 E Noe Rd, Larkspur, CO, United States

Welcome to the annual Greenland Open Space Pack Burro Races presented by Double Rainbow Ranch! Grab your burro and join us for a fun and rewarding day on the majestic […]

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