12 Hours Ultra Running Events in Colorado

Upcoming Events

Date Event City Distances
04/06/24 Run the Ranch Loveland 6 Hours , 12 Hours
05/18/24 Endure Trail Runs Divide 12 Hours , 24 Hours
06/15/24 The Ol' College Try 24 Hour Ultra Denver 12 Hours , 24 Hours , 24 Hours
07/19/24 Chase the Moon Endurance Run Highlands Ranch 12 Hours
08/29/24 Front Range Ultra Dayze Loveland 6 Hours , 12 Hours , 24 Hours , 48 Hours , 72 Hours , 100 Hours , 100 Miles , 200 Miles
11/02/24 Colorado 24 Hour Run Fort Collins 6 Hours , 12 Hours , 24 Hours

Past Events

Date Event City Distances
02/25/24 Running Up for Air - Staunton Rocks Pine 6 Hours , 12 Hours , 24 Hours
10/23/21 Fox Run Endurance Run Colorado Springs 12 Hours , 50 Miles
10/02/21 Bear Creek Endurance Run Colorado Springs 5 Hours , 10 Hours , 12 Hours
09/11/21 Fountain Creek Endurance Run Fountain 12 Hours
08/28/21 Lincoln Mountain Endurance Run Larkspur 6 Hours , 12 Hours
10/03/20 Tommyknocker 12-Hour & Mine Shaft Half Golden 12 Hours , 50 KM , 100 KM
07/06/18 Steep Camp (Silverton 1000) Silverton 6 Hours , 12 Hours , 24 Hours , 48 Hours , 72 Hours , 144 Hours , 100 Miles
10/11/14 24 Hours of Boulder Boulder 6 Hours , 12 Hours , 24 Hours , 50 KM , 100 KM , 100 Miles
06/29/13 Silverton 6/12/24 Hour Mountain Runs Silverton 6 Hours , 12 Hours , 24 Hours