Marathons Events in Fort Collins

Check out happening marathons events all around Fort Collins, CO

2026 New Belgium Half Marathon & 5k | Fort Collins

 Sun, 04 Oct at 07:30 am New Belgium Brewing Company USD 0 to 84

Blue Sky Trail Half Marathon

 Sun, 18 Oct at 07:00 am Blue Sky Trailhead

Wild West Relay

 Fri, 31 Jul at 03:00 pm Fort Collins to Steamboat Springs

Blue Sky Trail Marathon

 Sat, 17 Oct at 07:00 am Blue Sky Trailhead

Colorado 24 Hour Race

 Sat, 07 Nov at 08:00 am Colorado Youth Outdoors