Events
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50 KM Ultra Running Events in Colorado

All 50 KM 50 Miles 100 KM 100 Miles 6 Hours 12 Hours 24 Hours

Upcoming Events

Date Event City Distances
04/27/24 Runs With Scissors Races - CO Brighton 50 KM
04/27/24 Rock Hawk Castle Rock 50 KM
04/27/24 Cheyenne Mountain Trail Race Colorado Spring 50 KM
05/04/24 Greenland Trail Races Larkspur 50 KM
05/11/24 Valkyrie Trail Race Colorado Springs 50 KM
05/18/24 Ram Party Colorado Springs 50 KM , 50 Miles
05/25/24 Weld Your Mettle Ultra Marathon Windsor 50 KM
06/01/24 North Fork 50 Mile/50K Pine 50 KM , 50 Miles
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
06/29/24 Methodist Mountain Ultra Salida 50 KM
07/06/24 Silverton Alpine Silverton 50 KM
07/20/24 Power of Four Trail Run Aspen 50 KM
07/27/24 Pikes Peak Ultra Colorado Springs 50 KM , 50 Miles
08/03/24 Sheep Mountain Trail Runs Fairplay 50 KM , 50 Miles
08/24/24 Continental Divide Trail Run Steamboat Springs 50 KM
08/31/24 Creede Mountain Run Creede 50 KM
09/07/24 Devil on the Divide 50K Empire 50 KM
09/20/24 Red Feather Trail Jamboree Red Feather Lakes 50 KM , 50 Miles
09/21/24 Snow Mountain Ranch Trail Running Festival Granby 50 KM
09/21/24 Silver Creek Mountain Runs (Divide 100) Georgetown 50 KM , 50 Miles
09/25/24 Sangre de Cristo Trail Festival Westcliffe 50 KM , 50 Miles , 100 KM , 100 Miles , 200 Miles
09/28/24 West Line Winder Buena Vista 50 KM
09/29/24 Sawatch Ascent Nathrop 50 KM
10/05/24 Above the Clouds Ultra Woodland Park 50 KM
10/05/24 Castle Rock Trail Festival Castle Rock 50 KM
10/05/24 Hanging Flume 50k Uravan 50 KM
10/12/24 Sage Burner 50k Gunnison 50 KM
10/19/24 Bobcat Trail Races Colorado Springs 50 KM
11/02/24 Bridge Burner Ultra Canon City 50 KM
11/30/24 Colorado Cold Rush Ultra Colorado Springs 50 KM
12/07/24 Sawmill Trail Runs Pine 50 KM

Past Events

Date Event City Distances
04/13/24 Desert Rats Trail Running Festival Fruita 50 KM , 50 Miles , 52 Miles , 52.4 Miles , 100 KM
04/13/24 Rattler Trail Race Colorado Springs 50 KM
10/14/23 Suffer Better Fall Trail Run Pine 50 KM
07/01/23 John Cappis 50K Fat Ass Silverton 19 Hours , 50 KM
03/11/23 Cuchara Snowshoe Races La Veta 50 KM
10/08/22 Rough Canyon Trail Runs Grand Junction 50 KM , 50 Miles
09/25/22 Pikes Peak APEX Colorado Springs 50 KM
09/17/22 Tava's Shadow Ultra Divide 50 KM , 100 KM
07/30/22 Ole School 50/50 Steamboat Springs 50 KM , 50 Miles
06/04/22 Durango Skyline Trail Runs Durango 50 KM , 50 Miles
06/03/22 Golden Gate Dirty 30 Black Hawk 50 KM
10/03/21 Rad Dirt Fest Trinidad 50 KM
09/05/21 Breck Crest Breckenridge 50 KM
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
05/02/20 Cheyenne Mountain Ultra 10x5k Colorado Springs 50 KM
09/22/19 Sunset Trail Running Festival Gold Hill 50 KM
03/02/19 Frozen Foot 50 Ultra Race Pagosa Springs 50 KM
08/25/18 Devil Mountain Pagosa Springs 50 KM , 50 Miles
07/14/18 Under Armour Mountain Running Series - Copper Mountain Copper Mountain 50 KM
09/02/17 Hideaway Hundred Winter Park 50 KM , 50 Miles , 100 KM , 100 Miles
05/07/17 Cimarron Endurance Run Cimarron 50 KM
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
07/26/14 Mt. Werner Classic Steamboat Springs 50 KM
06/01/13 Run for Aurora Roxborough 50 KM , 50 Miles
10/03/09 Blue Sky Trail Marathon Fort Collins 50 KM
07/26/08 High Mountain Leadville 50 KM
10/09/04 Telegraph Trail Durango 50 KM
05/25/02 Black Canyon Montrose 50 KM
04/07/01 Mile High Metric Challenge Littleton 50 KM

Recent Results
Mountains to Sea Challenge 50K
Zion Ultras and Trail Half Marathon 50K
Peterson Ridge Rumble 40M
Kal-Haven 33.5M
Gorge Waterfalls 50K
Napa Valley 50k 50K
TNT - Toughest N' Texas Trail Runs 50K
Spring SOMO Timed Trail Races 6H
SPASM Lake Chabot Trail Run 50K
Ouachita Trail 50M
Ouachita Trail 50K
Lake McMurtry Run 100K
Lake McMurtry Run 50K
New River Trail Races 50K
Gorge Waterfalls 100K
Traprock 50 50K
James River Trail Runs 50K
Serengeti Trail Races 50K
Serengeti Trail Races 50M
Rattler Trail Race 50K