Mark Blackwell (M56)
2026
5 Races | 193 mi.American River
Apr 4th 2026
| Folsom, CA
Distance
50 Miles
Overall
13
/ 143
Division (M)
10
/ 102
9:27:57
Marin Ultra Challenge
Mar 14th 2026
| Sausalito, CA
Distance
50 Miles
Overall
64
/ 175
Division (M)
55
/ 123
11:00:12
Salmon Falls 50K
Feb 28th 2026
| Pilot Hill, CA
Distance
50 KM
Overall
35
/ 228
Division (M)
30
/ 149
5:48:20
FOURmidable
Feb 21st 2026
| Cool, CA
Distance
50 KM
Overall
60
/ 150
Division (M)
48
/ 105
6:10:18
No Hands
Jan 10th 2026
| Auburn, CA
Distance
50 KM
Overall
29
/ 75
Division (M)
25
/ 51
7:06:32
2025
11 Races | 499 mi.Rio Del Lago
Nov 1st 2025
| Granite Bay, CA
Distance
100 Miles
Overall
113
/ 197
Division (M)
80
/ 139
27:58:25
Tamalpa Headlands 50K
Aug 16th 2025
| Muir Beach, CA
Distance
50 KM
Overall
138
/ 251
Division (M)
101
/ 161
6:22:12
Skyline 50K
Aug 3rd 2025
| San Leandro, CA
Distance
50 KM
Overall
45
/ 152
Division (M)
40
/ 115
5:47:31
Siskiyou Out Back
Jul 12th 2025
| Ashland, OR
Distance
100 KM
Overall
95
/ 114
Division (M)
68
/ 83
17:04:32
Woodside Crossover
Apr 12th 2025
| Woodside, CA
Distance
50 KM
Overall
46
/ 47
Division (M)
29
/ 29
8:03:23
American River
Apr 5th 2025
| Folsom, CA
Distance
50 Miles
Overall
20
/ 123
Division (M)
16
/ 77
10:06:49
Marin Ultra Challenge
Mar 8th 2025
| Sausalito, CA
Distance
50 Miles
Overall
61
/ 141
Division (M)
49
/ 107
11:21:28
Salmon Falls 50K
Feb 22nd 2025
| Pilot Hill, CA
Distance
50 KM
Overall
43
/ 233
Division (M)
32
/ 132
5:50:36
FOURmidable
Feb 15th 2025
| Cool, CA
Distance
50 KM
Overall
37
/ 136
Division (M)
33
/ 94
6:02:33
Monterey Ultra
Jan 25th 2025
| Monterey, CA
Distance
50 Miles
Overall
25
/ 103
Division (M)
18
/ 76
10:08:45
No Hands
Jan 11th 2025
| Auburn, CA
Distance
50 KM
Overall
27
/ 66
Division (M)
22
/ 52
6:24:24
2024
6 Races | 274 mi.Rio Del Lago
Nov 2nd 2024
| Granite Bay, CA
Distance
100 Miles
Overall
70
/ 204
Division (M)
53
/ 147
24:03:34
Dick Collins Firetrails
Sep 29th 2024
| Castro Valley, CA
Distance
50 Miles
Overall
25
/ 75
Division (M)
16
/ 47
11:03:57
Tamalpa Headlands 50K
Aug 17th 2024
| Muir Beach, CA
Distance
50 KM
Overall
85
/ 215
Division (M)
65
/ 150
6:16:39
Skyline 50K
Aug 4th 2024
| San Leandro, CA
Distance
50 KM
Overall
41
/ 148
Division (M)
32
/ 94
5:56:19
Salmon Falls 50K
Feb 24th 2024
| Pilot Hill, CA
Distance
50 KM
Overall
145
/ 241
Division (M)
90
/ 134
7:18:47
FOURmidable
Feb 17th 2024
| Cool, CA
Distance
50 KM
Overall
135
/ 150
Division (M)
107
/ 117
7:54:07
2023
6 Races | 186 mi.Mt. Tam Trail Run
Nov 11th 2023
| Stinson Beach, CA
Distance
50 KM
Overall
107
/ 111
Division (M)
72
/ 72
8:21:21
Rio Del Lago
Nov 4th 2023
| Granite Bay, CA
Distance
50 KM
Overall
33
/ 97
Division (M)
22
/ 54
5:56:48
Kodiak Ultra Marathons
Oct 14th 2023
| Big Bear Lake, CA
Distance
50 KM
Overall
366
/ 428
Division (M)
255
/ 295
9:33:40
Berkeley Trail Adventure
Sep 16th 2023
| Berkeley, CA
Distance
50 KM
Overall
48
/ 62
Division (M)
41
/ 51
7:27:56
Marin Ultra Challenge
Jun 3rd 2023
| Sausalito, CA
Distance
50 KM
Overall
99
/ 186
Division (M)
74
/ 116
7:08:47
Canyons Endurance Runs
Apr 29th 2023
| Auburn, CA
Distance
50 KM
Overall
318
/ 457
Division (M)
217
/ 286
8:03:11
28
Races
2y 11m 11d
Longevity
1,152
Lifetime Miles
Personal Bests
50k
(19)
5:47:31
2025
50m
(6)
9:27:57
2026
100k
(1)
17:04:32
2025
100m
(2)
24:03:34
2024
Distance by Year
2026
193
Miles
5 Races
2025
499
Miles
11 Races
2024
274
Miles
6 Races
2023
186
Miles
6 Races