Jeff Clark (M38)
2026
3 Races | 124 mi.Cinderella Trail - Spring
May 30th 2026
| Oakland, CA
Distance
50 KM
Overall
2
/ 28
Division (M)
2
/ 19
5:15:34
Miwok
May 2nd 2026
| Stinson Beach, CA
Distance
100 KM
Overall
40
/ 303
Division (M)
34
/ 209
11:30:52
Crystal Springs - Winter
Jan 18th 2026
| Woodside, CA
Distance
50 KM
Overall
2
/ 31
Division (M)
1
/ 20
4:56:37
2025
5 Races | 249 mi.California Fall Classic 100K and 55K
Oct 18th 2025
| Healdsburg, CA
Distance
100 KM
Overall
108
/ 218
Division (M)
91
/ 172
15:53:24
CTR - Diablo Trail Run
Sep 7th 2025
| Clayton, CA
Distance
50 KM
Overall
1
/ 29
Division (M)
1
/ 22
5:38:42
Lost Sierra Endurance Race
Jul 26th 2025
| Downieville, CA
Distance
100 KM
Overall
53
/ 66
Division (M)
41
/ 51
18:29:27
Miwok
May 3rd 2025
| Stinson Beach, CA
Distance
100 KM
Overall
72
/ 260
Division (M)
60
/ 183
12:29:29
Diablo Trails Challenge
Apr 5th 2025
| Walnut Creek, CA
Distance
50 KM
Overall
12
/ 106
Division (M)
12
/ 75
6:08:01
2024
4 Races | 174 mi.California Fall Classic 100K and 55K
Oct 19th 2024
| Healdsburg, CA
Distance
100 KM
Overall
106
/ 176
Division (M)
86
/ 138
16:51:51
CTR - Diablo Trail Run
Sep 8th 2024
| Clayton, CA
Distance
50 KM
Overall
1
/ 13
Division (M)
1
/ 12
6:11:49
SPASM Lake Chabot Trail Run
Apr 13th 2024
| Casto Valley, CA
Distance
50 KM
Overall
1
/ 16
Division (M)
1
/ 9
4:35:31
Monterey Ultra
Jan 27th 2024
| Monterey, CA
Distance
50 Miles
Overall
4
/ 58
Division (M)
4
/ 35
8:35:00
2023
5 Races | 206 mi.California Fall Classic 100K and 55K
Oct 21st 2023
| Healdsburg, CA
Distance
100 KM
Overall
21
/ 239
Division (M)
19
/ 196
13:05:13
CTR - Diablo Trail Run
Sep 10th 2023
| Clayton, CA
Distance
50 KM
Overall
4
/ 30
Division (M)
4
/ 28
6:08:26
Dirty Dozen and Half Dozen Endurance Run
Jul 8th 2023
| Pinole, CA
Duration
12 Hours
Overall
14
/ 62
Division (M)
9
/ 34
50.55
Cinderella Trail - Spring
Jun 10th 2023
| Oakland, CA
Distance
50 KM
Overall
5
/ 23
Division (M)
5
/ 19
5:09:38
Woodside Crossover
Apr 15th 2023
| Woodside, CA
Distance
50 KM
Overall
9
/ 35
Division (M)
8
/ 24
5:36:07
2016
1 Race | 31 mi.Marin Ultra Challenge
Mar 12th 2016
| Sausalito, CA
Distance
50 KM
Overall
30
/ 190
Division (M)
26
/ 119
4:59:16
2014
1 Race | 31 mi.Big Basin - Skyline to Sea
Jun 8th 2014
| Los Gatos, CA
Distance
50 KM
Overall
8
/ 127
Division (M)
7
/ 81
4:51:52
19
Races
11y 11m 29d
Longevity
815
Lifetime Miles
Personal Bests
50k
(11)
4:35:31
2024
50m
(1)
8:35:00
2024
100k
(6)
11:30:52
2026
12hr
(1)
50.55
2023
Distance by Year
2026
124
Miles
3 Races
2025
249
Miles
5 Races
2024
174
Miles
4 Races
2023
206
Miles
5 Races
2016
31
Miles
1 Race
2014
31
Miles
1 Race
Multiple Performances
2nd Place
5:15:34
50 KM
1st Place
4:56:37
50 KM
1st Place
5:38:42
50 KM
Achievements are awarded for races with 25 or more finishers and courses with 200 or more finishers.
Masters: 40-49 / Grand Masters: 50-59 / Senior Grand Masters: 60+