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

Upcoming UltraRunning Events in Colorado

Date Event City Distances
10/03/20 Crested Butte Ultra Crested Butte 55 KM, 53 Miles, 100 KM
10/03/20 Castlewood Canyon Fun Run Franktown 6 Hours, 10 Hours
10/03/20 Tommyknocker 12-Hour & Mine Shaft Half Golden 12 Hours
10/03/20 Castle Rock Trail Festival Castle Rock 50 KM
10/04/20 Cheyenne Mountain Trail Race Pine 50 KM
10/17/20 Sage Burner 50k Gunnison 50 KM
10/17/20 Indian Creek Fifties Sedalia 55 KM, 50 Miles
12/12/20 Sawmill 17 & 50K+ Golden 50 KM
02/06/21 Stories Ultra Colorado Springs 6 Hours, 15 Hours, 30 Hours
04/03/21 Runs With Scissors Races Brighton 50 KM
04/10/21 Rattler Trail Race Colorado Springs 50 KM
04/17/21 Desert Rats Trail Running Festival Fruita 50 KM
05/01/21 Collegiate Peaks Buena Vista 50 Miles
06/05/21 North Fork 50 Mile/50K Pine 50 KM, 50 Miles
06/05/21 Golden Gate Dirty 30 Black Hawk 50 KM
06/20/21 Desert Rats Kokopelli Stage Race Fruita 150 Miles
06/26/21 San Juan Solstice Lake City 50 Miles
07/10/21 Silverton Alpine Silverton 50 KM
07/10/21 Silverheels 100 Fairplay 100 Miles
07/11/21 Silver Rush 50 Leadville 50 Miles
07/11/21 Last Call 50 Miler Fairplay 53.5 Miles
07/16/21 Hardrock 100 Endurance Run Silverton 100 Miles
07/23/21 Chase the Moon Endurance Run Highlands Ranch 12 Hours
08/07/21 Sheep Mountain Endurance Run Fairplay 50 KM, 50 Miles
08/13/21 HighFive100 Lake City 100 Miles
08/21/21 Leadville Trail Leadville 100 Miles
09/11/21 Devil on the Divide 50K Empire 50 KM

Past UltraRunning Events in Colorado

Date Event City Distances
09/26/20 Happy Camper Fun Run Westminster 50 Miles, 100 Miles
09/26/20 The Bear Chase Lakewood 50 KM, 50 Miles, 100 KM
09/19/20 Mountain RATS Eagle 50 KM
09/19/20 Snow Mountain Ranch Trail Running Festival Granby 50 KM
09/19/20 24 Hours of Palmer Lake Fun Run Palmer Lake 24 Hours
09/19/20 Sangre de Cristo Ultras Westcliffe 50 KM, 50 Miles, 100 KM, 100 Miles, 200 Miles
09/18/20 Run Rabbit Run Steamboat Springs 50 Miles, 100 Miles
09/12/20 Fox Run Fun Run Colorado Springs 50 Miles
09/11/20 American Heroes Run Longmont 9 Hours, 24 Hours, 100 Miles
09/06/20 Estes Epic Estes Park 55 KM
09/05/20 The North Face Grand Traverse Mountain Run Crested Butte 40 Miles
08/30/20 Greenland Trail Races Larkspur 50 KM
08/29/20 Bear Creek Fun Run Colorado Springs 5 Hours, 10 Hours
08/28/20 Divide 100k Georgetown 100 KM
08/22/20 Continental Divide Trail Run Steamboat Springs 50 KM
08/22/20 Telluride Mountain Run Telluride 38 Miles, 38 Miles
08/15/20 Quad Rock 50 Fort Collins 50 Miles
08/01/20 South Park Trail Marathon & Half Fairplay 24 Miles, 28 Miles
08/01/20 Dinosaur100 Trail Race Craig 50 Miles, 100 Miles
08/01/20 Silverton Ultra Dirty Silverton 60 KM, 100 KM
08/01/20 Power of Four Aspen 50 KM
08/01/20 Lincoln Mountain Fun Run Larkspur 6 Hours, 12 Hours
07/31/20 High Lonesome 100 Salida 100 Miles
07/25/20 Never Summer 100K Gould 60 KM, 100 KM
07/25/20 Pikes Peak Ultra Colorado Springs 50 KM, 50 Miles
07/25/20 Grand Mesa Ultras Grand Mesa 30 KM, 50 KM, 55 KM, 60 KM, 37 Miles, 50 Miles, 100 Miles
07/24/20 Ouray 100 Mile Endurance Run Ouray 50 Miles, 100 Miles
07/18/20 Kickers For Kids Fun Run Palmer Lake 50 KM, 50 Miles, 100 KM, 100 Miles
06/27/20 John Cappis 50K Fat Ass Silverton 50 KM
06/20/20 Mace’s Hideout 100 Beulah 100 Miles
06/06/20 Lincoln Mountain Trail Run Larkspur 6 Hours
05/30/20 Valkyrie Trail Race Colorado Springs 50 KM
05/30/20 Run the Ranch Loveland 6 Hours
05/16/20 Sky Pilots Ouray Backyard Ultra Ouray Variable Hours
05/02/20 Cheyenne Mountain Ultra 10x5k Colorado Springs 50 KM
04/25/20 Falcon 50 Colorado Springs 26.3 Miles, 50 Miles
03/06/20 Running Up for Air Staunton Rocks Pine 6 Hours, 12 Hours, 24 Hours
08/09/19 Pagosa Fun 10 Hour Ultra Run Pagosa Springs 10 Hours
03/02/19 Frozen Foot 50 Ultra Race Pagosa Springs 50 KM
08/25/18 Devil Mountain Pagosa Springs 50 KM, 50 Miles
08/11/18 Box Canyon 40 Telluride 55 KM, 40 Miles, 55 Miles
07/14/18 Under Armour Mountain Running Series - Copper Mountain Copper Mountain 50 KM
07/06/18 Steep Camp (Silverton 1000) Silverton 6 Hours, 12 Hours, 24 Hours, 48 Hours, 72 Hours, 144 Hours, 100 Miles
05/18/18 The Divide 135 Ultra Walden 135 Miles
10/22/17 Bobcat Trail Races Colorado Springs 50 KM
09/02/17 Hideaway Hundred Winter Park 50 KM, 50 Miles, 100 KM, 100 Miles
07/18/17 Colorado 200 Mile Endurance Run Almont 200 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
07/04/14 Mountain Challenge Series # 3 - July Silverton 48 Hours, 240 Hours
06/14/14 Gunnison 100k Endurance Run Gunnison 100 KM
06/13/14 Mountain Challenge Series: June Silverton 24 Hours, 48 Hours, 72 Hours, 168 Hours, 240 Hours
06/29/13 Silverton 6/12/24 Hour Mountain Runs Silverton 6 Hours, 12 Hours, 24 Hours
06/01/13 Run for Aurora Roxborough 50 KM, 50 Miles
06/21/11 Gemini Adventures Grand Junction 148 Miles
10/17/09 Boulder 12-Hour Boulder 12 Hours
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
01/17/04 Frozen Ass Trail 30 Mile Littleton 30 Miles
05/25/02 Black Canyon Montrose 50 KM
06/16/01 Colorado Trail Pearl Winter Park 24 Hours
04/07/01 Mile High Metric Challenge Littleton 50 KM
08/05/88 Vail Valley 50 Mile Vail 50 Miles
04/16/88 Alfred E. Packer 50 Mile Run Littleton 50 Miles
Denali 135 & 100k
  • Jun 20, 2021
  • Paxson, AK
100 KM 135 Miles

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