12 Hours Ultra Running Events in Wyoming
Upcoming Events
| Date | Event | City | Distances |
|---|---|---|---|
| 08/22/25 | Night Crawler 12 Hour Endurance Challenge | Casper | 12 Hours |
Past Events
| Date | Event | City | Distances |
|---|---|---|---|
| 08/20/21 | Dusk to Dawn Trail Run | Sheridan | 12 Hours |
| 06/28/14 | Happy Jack Endurance Races | Laramie | 6 Hours , 12 Hours , 24 Hours , 100 Miles |
| 06/25/11 | 24 Hours of Laramie | Laramie | 12 Hours , 24 Hours , 100 Miles |
