Triathlons in Colorado
Longmont, CO
Outdoor Divas Sprint Triathlon
Aug 18, 2024
Longmont Kids Only Triathlon
Aug 24, 2024
Longmont Try-a-Tri
Aug 24, 2024
Oktoberfest Sprint Triathlon
Sep 22, 2024
Aurora, CO
SheSprints
Sep 7, 2024
Durango, CO
Lake Nighthorse Triathlon
Sep 9, 2023
Steamboat Springs, CO
Stagecoach Gravel Triathlon
Aug 4, 2024
Parker, CO
Kids' TRY-athlon
Jul 13, 2024
Pueblo, CO
Ordinary Mortals Triathlon
May 18, 2025
Castle Rock, CO
Tri the Rock
Sep 8, 2024
Littleton, CO
HRCA Splash Mash Dash Kids Triathlon
Aug 3, 2024
Frisco, CO
Frisco Triathlon
Jul 12, 2024
Boulder, CO
Colorado Triathlon
Jun 1, 2024
Ironman 70.3 Boulder
Jun 8, 2024
Boulder Sunrise Triathlon
Jun 23, 2024
Boulder Peak Triathlon
Jul 14, 2024
Tri Boulder
Jul 20, 2024
Rocky Mountain Tri Fest
Aug 11, 2024
Boulder Sunset Triathlon
Aug 24, 2024
Harvest Moon Long Course Triathlon
Sep 7, 2024
Pagosa Springs, CO
What'Sup Tri
Aug 19, 2023
Ridgway, CO
San Juan Trail Tri
Jun 15, 2024
Gunnison, CO
Gunni Hi Tri
Aug 26, 2023
Greenwood Village, CO
Tri-Our-Village Youth Triathlon
Sep 10, 2023
Lakewood, CO
Littlefoot Triathlon
Sep 7, 2024
Montrose, CO
Black Canyon Triathlon
Sep 28, 2024
Carbondale, CO
Tri for the Sun
Jun 10, 2023
Commerce City, CO
Wild For Life Triathlon
Oct 13, 2024
Eagle, CO
LG Tri: Splash/Grind/Sprint
Jul 13, 2024
Fort Collins, CO
XTERRA Lory Triathlon
Jun 15, 2024
Frederick, CO
Cerus DryTri
Mar 2, 2024
Steamboat Lake, CO
Steamboat Lake Triathlon
Jul 28, 2024
Antonito, CO
Sheep Creek Triathlon
Jul 6, 2024
Sat | Sun | Mon | Tue | Wed | Thu | Fri | Multiple |
1. Tri for the Sun
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Past DateJun 10, 2023Saturday
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sprint triathlon
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Carbondale, CO
Garfield County, CO
2. What'Sup Tri
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Past DateAug 19, 2023Saturday
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sprint triathlon
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Pagosa Springs, CO
Archuleta County, CO
3. Gunni Hi Tri
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Past DateAug 26, 2023Saturday
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sprint triathlon | youth triathlon
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Gunnison, CO
Gunnison County, CO
4. Lake Nighthorse Triathlon
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Past DateSep 9, 2023Saturday
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sprint triathlon | sprint triathlon relay
More Information
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Durango, CO
La Plata County, CO
5. Tri-Our-Village Youth Triathlon
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Past DateSep 10, 2023Sunday
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youth triathlon
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Greenwood Village, CO
Arapahoe County, CO
6. Cerus DryTri
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Past DateMar 2, 2024Saturday
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other triathlon
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Frederick, CO
Weld County, CO
7. Valley Bottom Rio Trio
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May 25, 2024Saturday
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sprint dry triathlon
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Alamosa, CO
Alamosa County, CO
8. Colorado Triathlon
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Jun 1, 2024Saturday
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olympic, sprint triathlon | olympic duathlon
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Boulder, CO
Boulder County, CO
9. Ironman 70.3 Boulder
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Jun 8, 2024Saturday
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half triathlon
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Boulder, CO
Boulder County, CO
10. San Juan Trail Tri
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Jun 15, 2024Saturday
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sprint dry triathlon
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Ridgway, CO
Ouray County, CO
11. XTERRA Lory Triathlon
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Jun 15, 2024Saturday
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sprint triathlon
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Fort Collins, CO
Larimer County, CO
12. Loveland Lake to Lake Triathlon
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Jun 22, 2024Saturday
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olympic, sprint triathlon | olympic, sprint duathlon
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Loveland, CO
Larimer County, CO
13. Boulder Sunrise Triathlon
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Jun 23, 2024Sunday
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olympic, sprint triathlon | sprint duathlon
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Boulder, CO
Boulder County, CO
14. Sheep Creek Triathlon
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Jul 6, 2024Saturday
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3M triathlon
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Antonito, CO
Conejos County, CO
15. Frisco Triathlon
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Jul 12, 2024Friday
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sprint triathlon
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Frisco, CO
Summit County, CO
16. Kids' TRY-athlon
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Jul 13, 2024Saturday
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youth triathlon
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Parker, CO
Douglas County, CO
17. LG Tri: Splash/Grind/Sprint
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Jul 13, 2024Saturday
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sprint triathlon
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Eagle, CO
Eagle County, CO
18. Boulder Peak Triathlon
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Jul 14, 2024Sunday
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olympic triathlon | olympic duathlon
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Boulder, CO
Boulder County, CO
19. Tri Boulder
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Jul 20, 2024Saturday
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half, olympic, sprint triathlon
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Boulder, CO
Boulder County, CO
20. Steamboat Lake Triathlon
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Jul 28, 2024Sunday
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sprint triathlon
More Information
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Steamboat Lake, CO
Routt County, CO
For the love of all that Is good And moisture wicking...
Though we Try To be accurate And On top Of things... Race details can change When we aren't lookin. And once in a while we simply make a mistake.
ALWAYS visit the race's website for the most complete and accurate race information.
ALWAYS visit the race's website for the most complete and accurate race information.