Upcoming Triathlons in Colorado

SUP-Athlon

Georgetown, CO

July 4, 2025

Dry Tri

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Sheep Creek Triathlon

Antonito, CO

July 5, 2025

Sprint

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The Alma Foundation Race in the Clouds Dirt Festival

Alma, CO

July 10, 2025

Duathlon

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Boulder Stroke & Stride Series #5

Boulder, CO

July 10, 2025

Aquathlon

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Boulder Peak Triathlon

Boulder, CO

July 13, 2025

OlympicDuathlonAquabike

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Boulder Stroke & Stride Series #6

Boulder, CO

July 17, 2025

Aquathlon

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Parker Parks and Recreation Kids' TRY-athlon

Parker, CO

July 19, 2025

Youth

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Tri Boulder Sprint and Olympic Triathlon

Boulder, CO

July 19, 2025

OlympicSprintAquabikeDuathlon

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Boulder Stroke & Stride Series #7

Boulder, CO

July 24, 2025

Aquathlon

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Steamboat Lake Sprint Triathlon

Steamboat Lake, CO

July 27, 2025

SprintAquabikeDry Tri

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Boulder Stroke & Stride Series #8

Boulder, CO

July 31, 2025

Aquathlon

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HRCA Splash Mash Dash Kids Triathlon

Littleton, CO

August 2, 2025

Youth

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Stagecoach Gravel Triathlon

Steamboat Springs, CO

August 3, 2025

SprintAquabikeDry TriDuathlon

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Boulder Stroke & Stride Series #9

Boulder, CO

August 7, 2025

Aquathlon

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Outdoor Divas Sprint Triathlon

Longmont, CO

August 10, 2025

Sprint

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Gunnison Valley Triathlon

Gunnison, CO

August 23, 2025

Sprint

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Lake Nighthorse Triathlon

Durango, CO

September 6, 2025

Sprint

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Littlefoot Triathlon

Morrison, CO

September 6, 2025

Sprint

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SheSprints - Women's Duathlon & Triathlon

Aurora, CO

September 6, 2025

SprintDuathlon

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Splashland Triathlon

Alamosa, CO

September 13, 2025

Sprint

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Oktoberfest Sprint Triathlon

Longmont, CO

September 21, 2025

SprintDry Tri

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Black Canyon Triathlon

Montrose, CO

September 27, 2025

SprintYouth

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Last Call Triathlon

Loveland, CO

September 28, 2025

SprintSuper SprintDry TriDuathlonAquabikeAquathlon

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