Olympic Distance

Join the Grand Junction Sports Commission for the 2025 Desert's Edge Triathlon Series. After a modified event in 2024, we are back with all of the usual race distances, at Highline Lake State Park.

The Boulder Peak Triathlon, Duathlon & Aquabike on July 10th is one of the countries longest and most well-known triathlons.  For the veteran or first time racer, this is THE can’t miss event of the summer triathlon season, and the…

Who's ready to kick off the 2022 season?! The Colorado Triathlon is where Colorado comes to race on Saturday June 4th, 2022! The Colorado Triathlon - sprint & olympic distances, duathlon & aquabike options . To make this the "can't…

‘The Beast’ Long Course distance will be back for its second year! As one of Colorado’s most popular summer triathlons, Tri Boulder offers many different multisport race distances, all in one eventful day. Take in the natural…

Summer may be coming to an end, but our tri season is still heating up! Join us at the Boulder Reservoir for the 13th Annual Boulder Sunset Triathlon, a local favorite. For the 5th year in a row we are the proud host of the Mountain…

Join us in celebrating the start of summer in the triathlon capital of the country, Boulder, CO. An athlete favorite with its breath-taking sunrise swim, fast bike and smooth run course, all with the flatirons painted in the…