Tri Boulder Sprint and Olympic Triathlon
Boulder, CO • July 18, 2026
OlympicSprintAquabikeDuathlon
WebsiteAs 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 the Rez.
Other Races by BBSC Endurance
Hoover Dam Marathon
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Lake Mead Marathon
January 10, 2026
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Las Vegas St. Patrick's Day Run
March 14, 2026
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Rage Sprint and Olympic Triathlon
April 25, 2026
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Memphis In May Triathlon Weekend
May 9, 2026
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Sand Hollow Sprint and Olympic Triathlon
May 16, 2026
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Annie Oakley Buffalo Bill Triathlon & AquaBike
June 6, 2026
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Boulder Sunrise Triathlon
June 28, 2026
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Rocky Mountain Tri Fest
August 9, 2026
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Boulder Sunset Triathlon
August 29, 2026
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Harvest Moon Triathlon
September 12, 2026
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Kokopelli Sprint and Olympic Triathlon
September 26, 2026
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Las Vegas Triathlon
October 10, 2026
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Pumpkinman
October 31, 2026
Boulder City, NV
Please visit the official race website and registration page to confirm all details, as information may change.