Castro Valley, CA
Dick Collins Firetrails runs on the last weekend of September and contains two ultra races (Bay Ridge 100k and Firetrails 50mile) as well as a fun run (Golden Hills Marathon). Directed for many years by the great Ann Trason, Firetrails celebrates the memory of Dick Collins, on of the forefathers of our sport.
Firetrails is part of the P-USATF Grand Prix. All races offer UTMB points.
Upcoming Races
Sep 27 2025
50 Miles
8,500
8,500
ft.
Out and Back
15:30 Cutoff
4
Elevation Rating
Very hilly, ~7500-12,500 feet in 50 miles
2
Surface Rating
Mostly groomed trail or dirt roads
Sep 27 2025
100 KM
10,400
10,400
ft.
Out and Back
16:30 Cutoff
4
Elevation Rating
Very hilly, ~7500-12,500 feet in 50 miles
2
Surface Rating
Mostly groomed trail or dirt roads
Results
50 Miles
View course top times| Date | Finishers | Top Result (M) | Top Result (F) |
|---|---|---|---|
| 09/29/24 | 75 | 7:34:31 | 8:32:10 |
| 09/30/23 | 97 | 7:16:34 | 7:51:37 |
| 09/24/22 | 96 | 6:54:08 | 9:10:37 |
| 09/25/21 | 81 | 8:17:45 | 8:51:43 |
| 09/26/20 | Race Cancelled | ||
| 10/05/19 | 80 | 7:23:55 | 8:49:36 |
| 10/06/18 | 95 | 8:49:23 | 9:14:28 |
| 10/07/17 | 64 | 7:54:06 | 8:23:38 |
100 KM
View course top times| Date | Finishers | Top Result (M) | Top Result (F) |
|---|---|---|---|
| 09/29/24 | 13 | 11:52:14 | 14:37:08 |
| 09/24/22 | Results Not Available Submit Results | ||
| 09/25/21 | 22 | 12:32:09 | 13:43:02 |
| 09/26/20 | Race Cancelled | ||
| 10/05/19 | 29 | 10:17:42 | 12:23:46 |
| 10/06/18 | 28 | 9:56:28 | 13:52:33 |
| 10/07/17 | 37 | 10:16:29 | 13:31:32 |
