Leif Bostrom (M47)
2025
2 Races | 66 mi.Tamalpa Headlands 50K
Aug 16th 2025
| Muir Beach, CA
Distance
50 KM
Overall
179
/ 251
Division (M)
124
/ 161
6:51:00
Santa Barbara Nine Trails
Mar 15th 2025
| Santa Barbara, CA
Distance
35 Miles
Overall
106
/ 119
Division (M)
79
/ 90
11:32:08
2022
2 Races | 81 mi.Rio Del Lago
Nov 5th 2022
| Granite Bay, CA
Distance
50 KM
Overall
50
/ 52
Division (M)
24
/ 24
8:47:09
American River
Apr 2nd 2022
| Folsom, CA
Distance
50 Miles
Overall
95
/ 151
Division (M)
66
/ 96
12:02:38
2019
3 Races | 112 mi.Headlands
Sep 14th 2019
| Sausalito, CA
Distance
50 Miles
Overall
12
/ 70
Division (M)
10
/ 39
11:14:49
Pacifica Trail Run
Jul 20th 2019
| Pacifica, CA
Distance
50 KM
Overall
10
/ 38
Division (M)
9
/ 27
6:36:12
Big Basin - Skyline to Sea
Jun 2nd 2019
| Los Gatos, CA
Distance
50 KM
Overall
22
/ 141
Division (M)
20
/ 100
5:04:37
2018
2 Races | 62 mi.Skyline to the Sea
Oct 6th 2018
| Saratoga, CA
Distance
50 KM
Overall
62
/ 197
Division (M)
45
/ 104
6:15:16
Eldrith
Jan 6th 2018
| Mill Valley, CA
Distance
50 KM
Overall
17
/ 34
Division (M)
14
/ 23
7:03:37
2017
1 Race | 62 mi.Quicksilver
May 13th 2017
| San Jose, CA
Distance
100 KM
Overall
100
/ 159
Division (M)
85
/ 124
14:50:02
2016
3 Races | 185 mi.New Year's One Day
Dec 31st 2016
| San Jose, CA
Duration
6 Hours
Overall
11
/ 34
Division (M)
8
/ 23
35.1
Rio Del Lago
Nov 5th 2016
| Granite Bay, CA
Distance
100 Miles
Overall
120
/ 213
Division (M)
100
/ 162
26:50:20
Headlands
Sep 10th 2016
| Sausalito, CA
Distance
50 Miles
Overall
18
/ 67
Division (M)
17
/ 47
10:51:49
2015
2 Races | 93 mi.Woodside Trail Run
Dec 27th 2015
| Woodside, CA
Distance
50 KM
Overall
30
/ 70
Division (M)
27
/ 47
5:39:29
Miwok
May 2nd 2015
| Stinson Beach, CA
Distance
100 KM
Overall
153
/ 308
Division (M)
124
/ 227
13:47:00
2014
2 Races | 100 mi.Headlands
Sep 13th 2014
| Sausalito, CA
Distance
50 Miles
Overall
38
/ 69
Division (M)
31
/ 53
12:26:40
American River
Apr 5th 2014
| Folsom, CA
Distance
50 Miles
Overall
390
/ 830
Division (M)
293
/ 528
10:39:33
2013
2 Races | 65 mi.San Francisco Summer Solstice
Jul 15th 2013
| San Francisco, CA
Duration
6 Hours
Overall
2
/ 9
Division (M)
2
/ 5
33.952
Diablo Trails Challenge
Apr 20th 2013
| Walnut Creek, CA
Distance
50 KM
Overall
37
/ 158
Division (M)
32
/ 110
6:23:37
19
Races
12y 3m 1d
Longevity
827
Lifetime Miles
Personal Bests
50k
(8)
5:04:37
2019
50m
(5)
10:39:33
2014
100k
(2)
13:47:00
2015
100m
(1)
26:50:20
2016
6hr
(2)
35.1
2016
Distance by Year
2025
66
Miles
2 Races
2022
81
Miles
2 Races
2019
112
Miles
3 Races
2018
62
Miles
2 Races
2017
62
Miles
1 Race
2016
185
Miles
3 Races
2015
93
Miles
2 Races
2014
100
Miles
2 Races
2013
65
Miles
2 Races