The Red Hot Relay is DNSC’s annual youth programs fundraiser, where teams of three take on a lively relay race and just about anything goes. We encourage everyone to jump […]
Venue: Snow Mountain Ranch Nordic trails. Race HQ will based out of the Camper’s Hub building. Event: Classic, Long Course 50km, Short Course 25km, 12.5km (not series eligible), Junior 3km. […]
This long-standing Durango tradition brings skiers together to celebrate winter from start to finish! Race Options: 9K (Adults) 3K (Kids) 1.5 (Kids
The Vail Nordic Town Series Races are put on by the Ski & Snowboard Club Vail. Skiers of all ages and abilities are welcome to attend! Day-of, on-site registration | […]
Racing Underground brings you an amazing half marathon this spring! The Three Creeks Half Marathon features a half marathon course that is flat, fast and scenic! Travel on foot through […]
This spring race features a spectator-friendly Half Marathon, 10K and 5K course. Attracting athletes from all over the west due to its phenomenal scenery, glamorous finisher medals, perfect running temperatures […]
Spring is the season of renewal and running. We hope you join us for a fun adventure that embodies the spirit of springtime at the beautiful Boyd Lake State Park! […]
The Harvest Moon Half Distance Triathlon: This event takes place at the beautiful Boulder Reservoir on May 31st, 2026 and we couldn't be more excited to be back for another […]
The Boulder Stroke & Stride offers Boulder area athletes a fun 1-lap 750 Meter Swim, or 2-Lap 1500 Meter swim in Boulder Reservoir, followed by a 5k run on the […]
Colorado Sprint Triathlon: 750 meter swim, rolling and fast 17 mile bike, and finishes with a 3.1 mile run Colorado Olympic Triathlon: 1500m swim, 23.5 mile bike, and a 10k […]
The Boulder Stroke & Stride offers Boulder area athletes a fun 1-lap 750 Meter Swim, or 2-Lap 1500 Meter swim in Boulder Reservoir, followed by a 5k run on the […]
Presale Registration for 2023 IRONMAN 70.3 Boulder opens at 10am MT on Thursday, August 4, 2022.
