Tri Boulder

JUL

17

2027

A single-day multisport event at Boulder Reservoir offering sprint, Olympic, long-course, aquabike, duathlon and relay races, including the BEAST 100.

Sat 17 Jul 2027

Boulder Reservoir, Colorado

Website

Sprint Olympic BEAST 100 Triathlon 2 80 18 km Full distance

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About the race

Tri Boulder is a single-day multisport event organized by BBSC Endurance Sports and staged at Boulder Reservoir. The event day includes a variety of race formats for individual athletes and relay teams, all held at the same venue. Offered race formats include: - Sprint Tri - Olympic Tri - BEAST 100: 2 km swim, 80 km bike, and 18 km run - Long Course Aquabike - Sprint Duathlon - Relay divisions for Sprint, Olympic, Sprint Duathlon, and Long Course Tri The event description lists specific entry options and prices for each format. Races are presented as part of a full day of racing at the Rez on July 17, 2027.

The organizer produces multi-sport races in scenic locations across Nevada, Utah, and Colorado and states that safety is a top priority for the race director. The format allows athletes to choose from shorter sprint distances up to an extended long-course option labeled BEAST 100. Relay teams can register with a captain and team members listed under the corresponding relay categories. The site provides separate offers and pricing for each race type, and several team-member entries are recorded with zero price when included as part of a relay team. Visit the organization's website for the most recent information.