Multisport Events within 50 miles of Westminster, CO
City Location
1. Cerus DryTri
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Past DateMar 2, 2024Saturday
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other triathlon
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Frederick, CO
19 miles point to pointWeld County, CO
2. Boulder Sunrise Triathlon
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Past DateJun 23, 2024Sunday
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olympic, sprint triathlon | sprint duathlon
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Boulder, CO
17 miles point to pointBoulder County, CO
3. Kids' TRY-athlon
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Past DateJul 13, 2024Saturday
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youth triathlon
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Parker, CO
26 miles point to pointDouglas County, CO
4. SUP-Athlon
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Past DateJul 13, 2024Saturday
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other dry triathlon
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Georgetown, CO
36 miles point to pointClear Creek County, CO
5. Tri Boulder
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Past DateJul 20, 2024Saturday
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half, olympic, sprint triathlon
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Boulder, CO
17 miles point to pointBoulder County, CO
6. HRCA Splash Mash Dash Kids Triathlon
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Past DateAug 3, 2024Saturday
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youth triathlon
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Littleton, CO
15 miles point to pointArapahoe County, CO
7. NoCo Summer Send-Off Youth Triathlon
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Past DateAug 11, 2024Sunday
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youth triathlon
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Windsor, CO
45 miles point to pointWeld County, CO
8. Rocky Mountain Tri Fest
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Past DateAug 11, 2024Sunday
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sprint, supersprint triathlon | kids run
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Boulder, CO
17 miles point to pointBoulder County, CO
9. Boulder Sunset Triathlon
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Past DateAug 24, 2024Saturday
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olympic, sprint triathlon | sprint duathlon
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Boulder, CO
17 miles point to pointBoulder County, CO
10. Harvest Moon Long Course Triathlon
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Past DateSep 7, 2024Saturday
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half triathlon | half duathlon
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Boulder, CO
17 miles point to pointBoulder County, CO
11. SheSprints
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Past DateSep 7, 2024Saturday
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sprint triathlon | sprint triathlon relay | sprint duathlon
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Women Only
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Aurora, CO
13 miles point to pointArapahoe County, CO
12. Tri the Rock
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Past DateSep 8, 2024Sunday
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youth triathlon
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Castle Rock, CO
33 miles point to pointDouglas County, CO
13. Tri-Our-Village Youth Triathlon
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Past DateSep 8, 2024Sunday
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youth triathlon
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Greenwood Village, CO
16 miles point to pointArapahoe County, CO
14. Wild For Life Triathlon
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Past DateOct 13, 2024Sunday
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sprint triathlon | sprint triathlon relay
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Commerce City, CO
6 miles point to pointAdams County, CO
15. Chilly Cheeks Duathlon
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Feb 22, 2025Saturday
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sprint duathlon
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Denver, CO
7 miles point to pointDenver County, CO
16. Boulder Stroke & Stride Series
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Jun 5, 2025Thursday
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aquathon | 5K run
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Boulder, CO
17 miles point to pointBoulder County, CO
17. Colorado Triathlon
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Jun 7, 2025Saturday
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olympic, sprint triathlon | olympic duathlon
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Boulder, CO
17 miles point to pointBoulder County, CO
18. Boulder Stroke & Stride Series
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Jun 11, 2025Wednesday
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aquathon | 5K run
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Boulder, CO
17 miles point to pointBoulder County, CO
19. Ironman 70.3 Boulder
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Jun 14, 2025Saturday
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half triathlon
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Boulder, CO
17 miles point to pointBoulder County, CO
20. Boulder Stroke & Stride Series
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Jun 19, 2025Thursday
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aquathon | 5K run
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Boulder, CO
17 miles point to pointBoulder 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.