Silverton Alpine
July 18th 2026
Silverton, CO
50 KM
Follows Alpine Loop mining road counter-clockwise linking historic mining ghost towns, Howardsville, Eureka, Animas Forks & Gladstone. High point is 12,930 ft atop California Pass. Low point is Silverton at 9,318ft. Total vertical gain is 3,800 for the marathon and 4,400 for the 50k. The 50K runners will complete an out and back to Niagara Gulch before joining the Marathon course.
Upcoming Races
Jul 18 2026
50 KM
4,662
4,662
ft.
Single Loop
8 Aid
Stations
11:00 Cutoff
3
Elevation Rating
Hilly, ~2500-7500 feet in 50 miles
3
Surface Rating
Some rocks, root, and/or ruts
Additional Distances
This event also has the following sub ultra distances
26 Miles
8 Miles
Results
50 KM
| Date | Finishers | Top Result (F) | Top Result (M) |
|---|---|---|---|
| 07/19/25 | 152 | 4:53:31 | 4:08:06 |
| 07/06/24 | 218 | 4:47:15 | 4:11:52 |
| 07/08/23 | 141 | 5:15:33 | 4:35:32 |
| 07/09/22 | 151 | 5:03:29 | 3:56:00 |
| 07/10/21 | 152 | 4:52:12 | 4:21:07 |
| 07/12/20 | 77 | 5:16:25 | 4:19:32 |
| 07/14/19 | 59 | 5:09:12 | 3:56:21 |
| 07/28/18 | 27 | 6:17:33 | 4:03:29 |
| 08/19/17 | 37 | 5:33:49 | 4:27:46 |
| 08/20/16 | 25 | 5:25:35 | 4:22:22 |
| 08/22/15 | 27 | 5:33:35 | 4:35:33 |
| 08/23/14 | 20 | 5:29:12 | 4:14:29 |
| 08/24/13 | 19 | 5:04:23 | 4:48:13 |
| 08/25/12 | 24 | 5:13:03 | 4:25:45 |
| 08/27/11 | 14 | 5:43:54 | 4:57:57 |
| 08/28/10 | 17 | 5:52:05 | 4:26:10 |
| 08/29/09 | 4 | 6:46:24 | 5:24:01 |