Lake Nighthorse Sprint & Olympic Triathlons
Lake Nighthorse 1795 C.R. 210, Durango, CO, United StatesSprint Distance Triathlon - 750M Swim, 20km Bike, 5km Run Olympic Distance Triathlon - 1500M Swim, 40km Bike, 10km Run
Events
12 events found.
Colorado Multisport Calendar
Olympic Distance
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Colorado Triathlon
Boulder Reservoir 5275 Reservoir Road, Boulder, CO, United StatesColorado Sprint Triathlon: 750 meter swim, rolling and fast 17 mile bike, and finishes with a 3.1 mile run Colorado Olympic Triathlon: 1500m swim, 23.5 mile bike, and a 10k […]
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Loveland Lake to Lake Triathlon
North Lake Park (Loveland) 2750 N. Taft Ave., Loveland, CO, United StatesThis event provides a beautiful venue. The transition area and lake are near North Lake Park. North Lake Park is a nice setting for competitors and families. It has a […]
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Boulder Sunrise Triathlon
Boulder Reservoir 5275 Reservoir Road, Boulder, CO, United StatesKick off your summer of racing in Boulder.
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Boulder Peak Triathlon
Boulder Reservoir 5275 Reservoir Road, Boulder, CO, United StatesThe 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 […]
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Tri Boulder
Boulder Reservoir 5275 Reservoir Road, Boulder, CO, United StatesAs 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 […]
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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 […]
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Desert’s Edge Triathlon Series
Highline Lake State Park 1800 11.8 Road, Loma, CO, United StatesDesert’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.
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Boulder Rez Half
Boulder Reservoir 5275 Reservoir Road, Boulder, CO, United StatesThis spring race features a spectator-friendly Half Marathon, 10K and 5K course. Attracting athletes from all over the west due to its phenomenal scenery, glamorous finisher medals, perfect running temperatures […]
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Harvest Moon Long Course Triathlon
Boulder Reservoir 5275 Reservoir Road, Boulder, CO, United StatesThe Harvest Moon Half Distance Triathlon: This event takes place at the beautiful Boulder Reservoir on May 31st, 2026 and we couldn't be more excited to be back for another […]
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Colorado Triathlon
Boulder Reservoir 5275 Reservoir Road, Boulder, CO, United StatesColorado Sprint Triathlon: 750 meter swim, rolling and fast 17 mile bike, and finishes with a 3.1 mile run Colorado Olympic Triathlon: 1500m swim, 23.5 mile bike, and a 10k […]
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Loveland Lake to Lake Triathlon
North Lake Park (Loveland) 2750 N. Taft Ave., Loveland, CO, United StatesThis event provides a beautiful venue. The transition area and lake are near North Lake Park. North Lake Park is a nice setting for competitors and families. It has a […]
