Tri Boulder
As one of Colorado’s most popular summer triathlons, Tri Boulder offers many different multisport race distances, all in one eventful day! Join us for a full day of racing at […]
Events
12 events found.
Colorado Multisport Calendar
Events
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Boulder Reservoir 5275 Reservoir Road, Boulder, CO, United States
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Steamboat Lake Triathlon
Steamboat Lake State Park 61105 County Road 129, Clark, CO, United StatesAfter last summer this event instantly became a personal favorite for our staff, volunteers, and athletes - come find out why! We couldn't be more excited about this course, this […]
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Stroke & Stride
Boulder Reservoir 5275 Reservoir Road, Boulder, CO, United StatesThe Boulder Stroke & Stride offers Boulder area athletes a fun 1-lap 750 Meter Swim, or 2-Lap 1500 Meter swim in Boulder Reservoir, followed by a 5k run on the […]
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Stroke & Stride
Boulder Reservoir 5275 Reservoir Road, Boulder, CO, United StatesThe Boulder Stroke & Stride offers Boulder area athletes a fun 1-lap 750 Meter Swim, or 2-Lap 1500 Meter swim in Boulder Reservoir, followed by a 5k run on the […]
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Stagecoach Gravel Triathlon
Stagecoach Reservoir (Steamboat Springs) 25500 County Road 14, Oak Creek, CO, United StatesWe didn't get the chance to launch this race in 2020, but that didn't diminish our passion for this brand new style of triathlon! To say this race is “unique” […]
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Boulder Rez Marathon
Boulder Reservoir 5275 Reservoir Road, Boulder, CO, United StatesThis amazing run course will take you alongside the Boulder Reservoir, remaining mostly on dirt roads and trails. The course is flat with only 200 feet of gain, and will […]
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Run the Rockies Trail 10K & Half Marathon
Frisco Nordic Center 616 Recreation Way, Frisco, CO, United StatesThe Run the Rockies Trail 10k and Half Marathon will lead runners through the Frisco Peninsula trails with breathtaking views of Lake Dillon and the Ten Mile Range. This is […]
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Longmont Try a Tri
City of Longmont Recreation Center 310 Quail Rd, Longmont, CO, United StatesJoin us for two triathlon races! Featuring scenic running and biking courses starting and finishing at the Longmont Recreation Center, 310 Quail Rd., these races are a perfect introduction to […]
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Longmont Kids Triathlon
City of Longmont Recreation Center 310 Quail Rd, Longmont, CO, United StatesJoin us for two triathlon races! Featuring scenic running and biking courses starting and finishing at the Longmont Recreation Center, 310 Quail Rd., these races are a perfect introduction to […]
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Outdoor Divas Sprint Triathlon
Union Reservoir (Longmont) 461 County Road 26, United StatesThe Outdoor Divas Sprint Triathlon features a half mile lake swim, a flat and fast single loop 12.4 mile bike, and finishes with a 3.1 mile run on a gravel […]
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XTERRA Beaver Creek
Beaver Creek Beaver Creek, CO, United StatesXTERRA USA Championship in Beaver Creek, Avon, Colorado
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Boulder Sunset Triathlon
Boulder Reservoir 5275 Reservoir Road, Boulder, CO, United StatesJoin 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 […]
