Fort Collins
Triathlon Calendar near Fort Collins 2026-2027
Monthly updates for Fort Collins
Get new running races (and updates) in your inbox every month.
Explore the top triathlons near Fort Collins for 2026-2027! We've gathered 2 exciting races in the area. Check out our detailed list below to find your next local race.
October 2026
A high-altitude ÖTILLÖ swimrun in Fort Collins combining open-water swims in Horsetooth Reservoir with trail runs in Lory State Park across three race distances.
February 2027
A winter gravel bike rally and trail run in Lyons, Colorado offering multiple run and ride distances, mixed terrain courses, and a public finish-line party with food and music.
Monthly updates for Fort Collins
Get new running races (and updates) in your inbox every month.