Upcoming Triathlons in Colorado

Rocky Mountain Tri Fest

Boulder, CO

August 9, 2025

SprintSuper SprintYouth

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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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Boulder Sunset Triathlon

Boulder, CO

August 23, 2025

OlympicSprintDuathlonAquabike

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MYD: MY Denver TRY-athlon Division 1: 18 & under

Denver, CO

August 24, 2025

Youth

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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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Harvest Moon Triathlon

Boulder, CO

September 13, 2025

Half IronDuathlonAquabike

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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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IRONMAN 70.3 Boulder

Boulder, CO

June 13, 2026

Half Iron

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