Los Alamos, NM

Mountain trail races in northern New Mexico Jemez mountains. Distances offered are half-marathon, 50 k, and 50 miles. These are rugged, technical courses with elevation ranging from 7,000 to over 10,000 feet above sea level.

Upcoming Races

May 11 2024
50 KM
5,869 5,869 ft.
Single Loop Course
4 Elevation Rating
Very hilly, ~7500-12,500 feet in 50 miles
4 Surface Rating
Substantial rocks, roots and/or ruts
May 11 2024
50 Miles
4 Elevation Rating
Very hilly, ~7500-12,500 feet in 50 miles
4 Surface Rating
Substantial rocks, roots and/or ruts

Results

50 Miles 2018 Fire restrictions course

View course top times
Date Finishers Top Result (M) Top Result (F)
05/20/23 57 8:20:54 10:10:41
05/21/22 Race Cancelled
05/22/21 41 10:28:15 11:21:07
05/23/20 Race Cancelled
05/25/19 67 8:32:54 10:27:56
05/19/18 90 7:57:48 9:53:39
Date Finishers Top Result (M) Top Result (F)
05/20/23 146 5:03:59 5:57:05
05/21/22 Race Cancelled
05/22/21 90 4:38:51 5:09:26
05/23/20 Race Cancelled
05/25/19 198 4:41:39 5:18:38
05/19/18 243 4:31:39 5:09:33
05/20/17 197 4:59:08 5:38:26
05/21/16 175 5:09:14 5:46:15
05/23/15 159 4:45:00 5:42:13
05/24/14 158 4:57:41 6:20:49
05/25/13 195 4:50:25 5:44:16
05/19/12 144 4:28:30 5:50:59
05/21/11 148 5:44:36 6:23:45
05/22/10 152 5:29:11 6:08:43
05/16/09 96 5:25:33 5:31:53
05/17/08 70 5:38:17 6:21:07
05/19/07 61 4:55:20 6:51:06
05/20/06 25 5:19:31 6:06:31
Date Finishers Top Result (M) Top Result (F)
05/20/17 87 8:39:15 10:41:44
05/21/16 81 8:37:23 10:32:05
05/23/15 106 8:27:02 10:00:04
05/24/14 20 8:07:07 10:23:53
05/25/13 93 9:04:57 9:15:00
05/19/12 88 9:04:01 9:26:29
05/21/11 118 8:07:45 11:05:22
05/22/10 100 8:26:13 10:32:02
05/16/09 104 9:13:52 10:48:44
05/17/08 92 8:08:15 11:30:22
05/19/07 52 8:09:39 9:33:57
05/20/06 22 9:15:35 14:53:51