Colossal-Vail 50/50

The Colossal Vail 50/50 is an adventurous ultra run on portions of the Arizona Trail near the community of Vail (24 miles southeast of Tucson). Starting and finishing at Colossal Cave Mountain Park, both the 55K and 50-mile courses feature some of the greatest high desert trail running opportunities in this part of the state.

Upcoming Races

Dec 6 2025
55 KM
2,300 2,300 ft.
3 Elevation Rating
Hilly, ~2500-7500 feet in 50 miles
3 Surface Rating
Some rocks, root, and/or ruts
Dec 6 2025
50 Miles
4,000 4,000 ft.
3 Elevation Rating
Hilly, ~2500-7500 feet in 50 miles
3 Surface Rating
Some rocks, root, and/or ruts

Results

Date Finishers Top Result (M) Top Result (F)
12/07/24 65 6:39:13 8:41:38
12/02/23 57 7:31:56 7:54:26
12/10/22 54 6:38:55 8:40:08
12/11/21 43 7:16:26 7:45:24
11/07/20 Race Cancelled
11/09/19 48 7:47:39 10:13:34
11/10/18 37 7:26:34 9:09:40
11/11/17 36 8:11:38 9:04:59
11/12/16 26 7:52:29 12:32:39
11/14/15 18 9:38:38 10:34:03
11/15/14 26 7:52:40 9:13:13
Date Finishers Top Result (M) Top Result (F)
12/07/24 66 4:12:26 5:54:55
12/02/23 79 4:37:33 5:30:26
12/10/22 78 4:17:40 5:46:51
12/11/21 97 4:54:49 5:23:15
11/07/20 Race Cancelled
11/09/19 68 4:15:17 5:27:47
11/10/18 72 4:39:43 6:46:08
Date Finishers Top Result (M) Top Result (F)
11/11/17 87 4:42:46 5:42:47
11/12/16 106 4:24:40 5:46:15
11/14/15 63 4:37:39 4:46:12
11/15/14 50 3:54:43 5:39:12

Recent Results

Adrenaline Night Runs
Fountain Hills, AZ - 29 finishers
50 KM
Butterfield Backyard
Herriman, UT - 40 finishers
Backyard | Backyard
Samson's Revenge
Estes Park, CO - 26 finishers
55 KM
High Lea 6/12/24 hour
Richfield, OH - 44 finishers
100 Miles | 24 Hours | 12 Hours | 12 Hours | 6 Hours
Tails & Trails State Forest Run
Pittsfield, MA - 19 finishers
50 KM
Reesor 50
Maple Creek, SK - 53 finishers
50 Miles
Free Spirit 50 K
Leyden, MA - 22 finishers
50 KM
Agape 100k + 50k
Fuquay Varina, NC - 78 finishers
100 KM | 50 KM
Napa Wilderness Trail Runs
Napa, CA - 24 finishers
40 Miles | 50 KM
View All Results