100 KM Ultra Running Events in Colorado

Upcoming Events

Date Event City Distances
06/01/24 The Great Divide Ultra Divide 50 KM , 50 KM , 100 KM , 100 Miles
06/22/24 Ring the Springs Colorado Springs 50 KM , 100 KM , 100 Miles
07/12/24 Silverheels Trail Runs Fairplay 60 KM , 50 Miles , 100 KM , 100 Miles
07/26/24 Never Summer 100K Gould 60 KM , 100 KM
09/25/24 Sangre de Cristo Trail Festival Westcliffe 50 KM , 50 Miles , 100 KM , 100 Miles , 200 Miles
09/28/24 The Bear Chase Lakewood 50 Miles , 100 KM

Past Events

Date Event City Distances
09/17/22 Tava's Shadow Ultra Divide 50 KM , 100 KM
08/07/21 Silverton Ultra Dirty Silverton 60 KM , 100 KM , 100 Miles
07/17/21 Kickers For Kids Fun Run Palmer Lake 50 KM , 50 Miles , 100 KM , 100 Miles
10/03/20 Tommyknocker 12-Hour & Mine Shaft Half Golden 12 Hours , 50 KM , 100 KM
09/02/17 Hideaway Hundred Winter Park 50 KM , 50 Miles , 100 KM , 100 Miles
04/29/17 The Chatfield Ultra Race - C.U.R.E ultras Littleton 50 KM , 50 Miles , 100 KM
10/11/14 24 Hours of Boulder Boulder 6 Hours , 12 Hours , 24 Hours , 50 KM , 100 KM , 100 Miles
09/06/14 Ultra Race of Champions (UROC) - CO Vail 50 KM , 100 KM
06/14/14 Gunnison 100k Endurance Run Gunnison 100 KM