Grasslands Trail Run
March 20th 2027
Decatur, TX
50 Miles |
100 Miles
The Grasslands Trail Run is held in the Lyndon B. Johnson National Grasslands, more than 20,000 acres managed by the U.S. Forest Service and situated north of Fort Worth. The trails loop among rolling hills and through a mixture of pine and oak grove forests, open fields, and livestock. Run the 50-Mile, Marathon, or Half marathon and enjoy the beauty of the Grasslands while sharing the trails with horses and running past cows—don’t let the cows out!
Upcoming Races
Mar 20 2027
50 Miles
2,200
2,200
ft.
Multiple Loop
5 Aid
Stations
24:00 Cutoff
1
Elevation Rating
Flat or nearly flat
3
Surface Rating
Some rocks, root, and/or ruts
Mar 20 2027
100 Miles
4,000
4,000
ft.
Multiple Loop
24 Aid
Stations
30:00 Cutoff
1
Elevation Rating
Flat or nearly flat
3
Surface Rating
Some rocks, root, and/or ruts
Additional Distances
This event also has the following sub ultra distances
26.2 Miles
13.1 Miles
15 KM
Results
100 Miles
| Date | Finishers | Top Result (F) | Top Result (M) |
|---|---|---|---|
| 03/21/26 | 31 | 23:36:35 | 17:39:48 |
| 03/15/25 | 48 | 22:48:50 | 15:25:16 |
| 03/16/24 | 17 | 29:33:18 | 19:05:09 |
50 Miles
| Date | Finishers | Top Result (F) | Top Result (M) |
|---|---|---|---|
| 03/21/26 | 88 | 10:54:33 | 7:21:09 |
| 03/15/25 | 74 | 9:15:55 | 7:47:28 |
| 03/16/24 | 63 | 9:38:57 | 8:05:58 |
| 03/18/23 | 68 | 8:57:16 | 6:19:40 |
| 03/19/22 | 27 | 9:12:01 | 6:45:14 |
| 03/20/21 | 34 | 9:20:56 | 7:25:19 |
| 03/21/20 | Race Cancelled | ||
| 03/16/19 | 26 | 9:35:24 | 7:24:21 |
| 03/17/18 | 48 | 8:01:31 | 6:23:53 |
| 03/18/17 | 39 | 7:53:13 | 6:32:57 |
| 03/19/16 | 45 | 8:54:07 | 6:59:38 |
| 03/21/15 | 43 | 8:51:35 | 8:38:54 |
| 03/22/14 | 50 | 8:06:36 | 8:11:44 |
| 03/23/13 | 53 | 8:56:41 | 7:27:39 |
| 03/24/12 | 40 | 8:23:40 | 8:10:25 |
| 03/19/11 | 25 | 9:52:00 | 7:44:00 |
| 03/20/10 | 7 | 10:49:10 | |
| 03/21/09 | 42 | 8:58:53 | 8:25:53 |
| 03/22/08 | 50 | 9:02:35 | 7:17:24 |
| 03/24/07 | 45 | 9:00:37 | 7:23:53 |
| 03/25/06 | 42 | 8:40:30 | 6:42:30 |
| 03/26/05 | 21 | 10:51:19 | 8:33:58 |
| 03/20/04 | 48 | 8:59:36 | 6:32:15 |
| 03/22/03 | 51 | 7:31:20 | 7:08:59 |