Ultra Trail Oso Negro
The Ultra Trail Oso Negro offers an energetic and challenging experience, immersing you in the scenic Sierra de Santiago, Nuevo León. This event presents an exciting physical and mental challenge, traversing diverse landscapes ranging from lush forests to towering mountains and winding rivers. Participants are encouraged to bring an action camera to capture unforgettable moments along the race route.
Located 41 km from downtown Monterrey, the route passes through mountain communities like Puerto Gringo, giving runners the opportunity to connect with the region's authenticity. The journey continues with the return leg through Los Chorros, Ciénega de González, and Manzano, culminating in an exciting finish in the main square of Santiago, Nuevo León.
The Ultra Trail Oso Negro is not just a race, but a vibrant immersion in the nature and culture of the Sierra de Nuevo León, promising a unique and rewarding experience for all participants.
Results
50 KM
| Date | Finishers | Top Result (F) | Top Result (M) |
|---|---|---|---|
| 01/24/26 | Results Not Available Submit Results | ||
| 01/25/25 | 41 | 7:56:15 | 7:27:43 |
| 01/28/23 | 91 | 7:27:16 | 6:09:19 |
| 01/15/22 | 105 | 7:50:23 | 6:53:24 |
| 01/25/20 | 230 | 7:06:56 | 5:37:23 |
| 01/27/19 | 150 | 7:11:28 | 6:31:23 |
| 01/27/18 | 112 | 8:01:27 | 5:43:45 |
| 01/28/17 | 54 | 7:29:00 | 5:41:39 |
80 KM
| Date | Finishers | Top Result (F) | Top Result (M) |
|---|---|---|---|
| 01/24/26 | Results Not Available Submit Results | ||
| 01/25/25 | 12 | 14:32:08 | |
| 01/12/24 | 27 | 15:55:18 | 9:35:37 |
| 01/28/23 | 28 | 16:05:48 | 12:25:52 |
| 01/15/22 | 55 | 11:42:55 | 10:57:50 |
| 01/25/20 | 35 | 14:36:09 | 13:17:45 |
| 01/26/19 | 36 | 14:26:59 | 12:37:41 |
| 01/27/18 | 37 | 16:07:00 | 11:14:22 |
| 01/28/17 | 32 | 16:11:33 | 13:25:29 |
| 01/30/16 | 8 | 18:27:42 | 13:30:13 |
100 KM
| Date | Finishers | Top Result (F) | Top Result (M) |
|---|---|---|---|
| 01/24/26 | Results Not Available Submit Results | ||
| 01/25/25 | 6 | 17:20:20 | |
| 01/12/24 | 26 | 19:54:39 | 14:06:16 |
| 01/28/23 | 28 | 16:05:48 | 12:25:52 |
| 01/15/22 | 31 | 24:11:01 | 15:44:38 |
| 01/25/20 | 39 | 18:45:53 | 16:15:19 |
| 01/26/19 | 51 | 21:11:30 | 16:08:54 |
| 01/27/18 | 51 | 17:47:43 | 14:29:26 |
| 01/28/17 | 31 | 21:01:54 | 14:04:49 |
| 01/30/16 | 6 | 21:47:40 | 17:47:02 |