Jeff Kozak's Results
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Jeff Kozak
M50
112
Races
Photos
edit
Rank:
85.09
%
Age Rank:
88.09
%
History
Special thanks to
Aaron Schwartzbard
for this contribution.
38
Trophies
Mammoth Trailfest - 50k - Mammoth Lakes, CA
Sep 20, 2025
Kodiak Ultra Marathons by UTMB - 100 K - Big Bear Lake, CA
Oct 11, 2024
Overall:84 DP:64
13:45:37
Age: 50
Rank: 61.25%
Wild Wild West Marathon & Ultra - 50K - Lone Pine, CA
Oct 5, 2024
Overall:6 DP:4
6:33:22
Age: 50
Rank: 82.43%
Mammoth Trailfest - 50k - Mammoth Lakes, CA
Sep 21, 2024
Overall:57 DP:46
6:06:13
Age: 50
Rank: 69.03%
Bishop High Sierra Ultras - 50 Miler - Bishop, CA
May 18, 2024
Overall:1 DP:1
8:18:24
Age: 49
Rank: 100.00%
Western States - 100 Miler - Olympic Valley, CA
Jun 24, 2023
Overall:73 DP:57
23:01:18
Age: 49
Rank: 63.73%
Silver State - 50 Miler - Reno, NV
May 20, 2023
Overall:10 DP:9
9:23:06
Age: 48
Rank: 74.52%
Mammoth Trailfest - 50k - Mammoth Lakes, CA
Sep 24, 2022
Overall:17 DP:14
5:48:32
Age: 48
Rank: 68.53%
Mogollon Monster 100 - 100 Miler - Pine, AZ
Sep 14, 2019
Overall:41 DP:38
31:20:05
Age: 45
Rank: 68.78%
Siskiyou Out Back Running Festival - 100K - Ashland, OR
Jul 13, 2019
Overall:25 DP:23
13:39:03
Age: 45
Rank: 70.70%
Bishop High Sierra Ultras - 50 Miler - Bishop, CA
Jun 1, 2019
Overall:1 DP:1
9:04:45
Age: 44
Rank: 100.00%
Wild Wild West Marathon & Ultra - 50K - Lone Pine, CA
May 4, 2019
Overall:1 DP:1
5:25:51
Age: 44
Rank: 100.00%
Over The Hill Track Club High Desert 50K & 30K - 50K - Ridgecrest, CA
Dec 2, 2018
Overall:2 DP:2
3:44:31
Age: 44
Rank: 94.84%
Lithia Loop - Marathon - Ashland, OR
Nov 3, 2018
Overall:4 DP:4
3:13:15
Age: 44
Rank: 92.32%
Ridge Rambler Half Marathon - Half Marathon - Bridgeport, CA
Sep 29, 2018
Overall:2 DP:2
1:26:36
Age: 44
Rank: 97.77%
San Diego 100 - 100 Miler - Lake Cuyamaca, CA
Jun 8, 2018
Overall:7 DP:7
22:31:38
Age: 44
Rank: 83.91%
Wild Wild West Marathon & Ultra - 50 Miler - Lone Pine, CA
May 5, 2018
Overall:1 DP:1
9:05:06
Age: 43
Rank: 100.00%
Sean O'Brien 100K/50M/50K/26.2/30K - 50K - Calabasas, CA
Feb 3, 2018
Overall:12 DP:9
5:36:52
Age: 43
Rank: 70.47%
Run Rabbit Run - 100 Mile Hares - Steamboat Springs, CO
Sep 8, 2017
Overall:31 DP:23
28:59:31
Age: 43
Rank: 64.66%
Rio Del Lago - 100 Miler - Granite Bay, CA
Nov 5, 2016
Overall:34 DP:30
22:32:38
Age: 42
Rank: 69.01%
Speedgoat 50k by UTMB - 50K - Snowbird Resort, UT
Jul 9, 2016
Overall:40 DP:36
7:39:45
Age: 42
Rank: 70.70%
Western States - 100 Miler - Olympic Valley, CA
Jun 27, 2015
Overall:31 DP:26
20:18:08
Age: 41
Rank: 72.98%
Quicksilver Endurance Runs - 100K - San Jose, CA
May 9, 2015
Overall:12 DP:11
10:31:00
Age: 40
Rank: 86.50%
Way Too Cool - 50K - Cool, CA
Mar 7, 2015
Overall:62 DP:51
4:14:16
Age: 40
Rank: 72.68%
Sean O'Brien 100K/50M/50K/26.2/30K - 50 Miler - Calabasas, CA
Feb 7, 2015
Overall:22 DP:20
10:00:15
Age: 40
Rank: 75.83%
San Diego 100 - 100 Miler - Lake Cuyamaca, CA
Jun 7, 2014
Overall:1 DP:1
19:24:22
Age: 39
Rank: 100.00%
Bishop High Sierra Ultras - 50 Miler - Bishop, CA
May 17, 2014
Overall:1 DP:1
7:22:14
Age: 39
Rank: 100.00%
Lake Sonoma - 50 Miler - Healdsburg, CA
Apr 12, 2014
Overall:25 DP:22
7:56:55
Age: 39
Rank: 77.83%
Way Too Cool - 50K - Cool, CA
Mar 8, 2014
Overall:21 DP:19
4:03:40
Age: 39
Rank: 80.79%
Sean O'Brien 100K/50M/50K/26.2/30K - 50 Miler - Calabasas, CA
Feb 1, 2014
Overall:13 DP:12
7:55:56
Age: 39
Rank: 80.53%
Bishop High Sierra Ultras - 50 Miler - Bishop, CA
May 18, 2013
Overall:5 DP:5
8:48:44
Age: 38
Rank: 84.86%
Backbone Trail Ultra - 68 Miler - Santa Monica Mountains, CA
Mar 30, 2013
Overall:38 DP:31
15:43:00
Age: 38
Rank: 78.05%
Ray Miller 50/50 - 50K - Malibu, CA
Feb 2, 2013
Overall:31 DP:23
5:52:01
Age: 38
Rank: 66.51%
Twin Peaks Ultras - 50 Miler - Corona, CA
Oct 13, 2012
Overall:3 DP:3
10:05:42
Age: 38
Rank: 92.90%
Way Too Cool - 50K - Cool, CA
Mar 10, 2012
Overall:78 DP:70
4:33:16
Age: 37
Rank: 76.01%
Pine to Palm 100 - 100 Miler - Williams, OR
Sep 17, 2011
Overall:8 DP:8
23:51:48
Age: 37
Rank: 72.57%
Tahoe Rim Trail Endurance Runs - 50 Miler - Carson City, NV
Jul 16, 2011
Overall:2 DP:2
8:51:39
Age: 37
Rank: 97.19%
Bishop High Sierra Ultras - 100K - Bishop, CA
May 21, 2011
Overall:5 DP:5
11:48:20
Age: 36
Rank: 82.01%
Wild Wild West Marathon & Ultra - 50K - Lone Pine, CA
May 7, 2011
Overall:3 DP:3
5:10:25
Age: 36
Rank: 91.25%
Leona Divide - 50 Miler - Lake Hughes, CA
Apr 30, 2011
Overall:74 DP:62
9:37:34
Age: 36
Rank: 66.62%
Western States - 100 Miler - Olympic Valley, CA
Jun 26, 2010
Overall:117 DP:98
23:51:43
Age: 36
Rank: 63.36%
Bishop High Sierra Ultras - 50 Miler - Bishop, CA
May 15, 2010
Overall:1 DP:1
8:08:42
Age: 35
Rank: 100.00%
Over The Hill Track Club High Desert 50K & 30K - 50K - Ridgecrest, CA
Dec 6, 2009
Overall:10 DP:9
4:14:11
Age: 35
Rank: 81.68%
Bishop High Sierra Ultras - 50 Miler - Bishop, CA
May 16, 2009
Overall:1 DP:1
7:06:51
Age: 34
Rank: 100.00%
American River - 50 Miler - Folsom, CA
Apr 4, 2009
Overall:18 DP:17
6:51:43
Age: 34
Rank: 88.59%
Way Too Cool - 50K - Cool, CA
Mar 14, 2009
Overall:28 DP:27
4:15:05
Age: 34
Rank: 86.19%
Death Valley Trail - Marathon - Death Valley, CA
Feb 7, 2009
Overall:2 DP:2
2:59:25
Age: 34
Rank: 94.86%
Over The Hill Track Club High Desert 50K & 30K - 50K - Ridgecrest, CA
Dec 7, 2008
Overall:2 DP:2
3:51:45
Age: 34
Rank: 97.93%
JFK - 50 Miler - Boonsboro, MD
Nov 22, 2008
Overall:30 DP:29
7:32:43
Age: 34
Rank: 81.10%
Mountain Masochist Trail Run - 50 Miler - Montebello, VA
Nov 1, 2008
Overall:23 DP:22
9:00:43
Age: 34
Rank: 79.30%
Wasatch 100 - 100 Miler - Kaysville, UT
Sep 6, 2008
Overall:52 DP:48
30:14:43
Age: 34
Rank: 66.19%
Tahoe Rim Trail Endurance Runs - 50 Miler - Carson City, NV
Jul 19, 2008
Overall:4 DP:3
9:23:00
Age: 34
Rank: 83.84%
Bishop High Sierra Ultras - 50 Miler - Bishop, CA
May 17, 2008
Overall:2 DP:2
7:27:00
Age: 33
Rank: 99.44%
Wild Wild West Marathon & Ultra - 50K - Lone Pine, CA
May 3, 2008
Overall:1 DP:1
4:16:00
Age: 30
Rank: 100.00%
Tahoe Rim Trail Endurance Runs - 50 Miler - Carson City, NV
Jul 21, 2007
Overall:2 DP:2
8:37:00
Age: 33
Rank: 94.78%
Bishop High Sierra Ultras - 50 Miler - Bishop, CA
May 19, 2007
Overall:2 DP:2
8:13:42
Age: 32
Rank: 91.96%
Wild Wild West Marathon & Ultra - 50K - Lone Pine, CA
May 5, 2007
Overall:1 DP:1
4:27:34
Age: 33
Rank: 100.00%
Kepler Challenge - 60K - Te Anau, NZL
Dec 1, 2006
Overall:21 DP:20
6:33:01
Age: 32
Rank: 76.25%
Waldo 100K - 100K - Oakridge, OR
Aug 20, 2006
Overall:4 DP:3
12:25:35
Age: 32
Rank: 92.09%
Tahoe Rim Trail Endurance Runs - 50 Miler - Carson City, NV
Jul 15, 2006
Overall:1 DP:1
8:46:35
Age: 32
Rank: 100.00%
Bishop High Sierra Ultras - 50 Miler - Bishop, CA
May 20, 2006
Overall:4 DP:4
8:46:45
Age: 31
Rank: 86.72%
Wild Wild West Marathon & Ultra - 50K - Lone Pine, CA
May 6, 2006
Overall:4 DP:3
5:08:35
Age: 32
Rank: 90.82%
Tahoe Rim Trail Endurance Runs - 50 Miler - Carson City, NV
Jul 16, 2005
Overall:1 DP:1
8:35:43
Age: 31
Rank: 100.00%
Holcomb Valley Trail Run - 33 Miler - Big Bear Lake, CA
Jun 11, 2005
Overall:2 DP:2
4:53:55
Age: 31
Rank: 94.64%
Bishop High Sierra Ultras - 50 Miler - Bishop, CA
May 21, 2005
Overall:1 DP:1
7:56:33
Age: 30
Rank: 100.00%
Wild Wild West Marathon & Ultra - 50K - Lone Pine, CA
May 7, 2005
Overall:1 DP:1
4:25:06
Age: 30
Rank: 100.00%
Miwok 100K - 100K - Stinson Beach, CA
Apr 30, 2005
Overall:28 DP:24
10:26:52
Age: 30
Rank: 81.14%
Capitol Peak Mega Fat Ass - 34 Miler - Olympia, WA
Jan 22, 2005
Overall:6 DP:6
5:57:00
Age: 30
Rank: 82.07%
White River 50 - 50 Miler - Crystal Mountain, WA
Jul 31, 2004
Overall:28 DP:22
8:39:24
Age: 30
Rank: 75.61%
Western States - 100 Miler - Olympic Valley, CA
Jun 26, 2004
Overall:36 DP:30
21:47:05
Age: 30
Rank: 71.64%
Bishop High Sierra Ultras - 50 Miler - Bishop, CA
May 15, 2004
Overall:1 DP:1
7:29:51
Age: 30
Rank: 100.00%
Over The Hill Track Club High Desert 50K & 30K - 50K - Ridgecrest, CA
Dec 7, 2003
Overall:32 DP:28
4:45:59
Age: 29
Rank: 79.94%
Angeles Crest 100 Mile Endurance Run - 100 Miler - Wrightwood, CA
Sep 27, 2003
Overall:43 DP:39
30:52:00
Age: 29
Rank: 61.12%
Bishop High Sierra Ultras - 50 Miler - Bishop, CA
May 17, 2003
Overall:1 DP:1
7:46:32
Age: 28
Rank: 100.00%
Zane Grey Highline Trail Runs - 50 Miler - Payson, AZ
Apr 26, 2003
Overall:31 DP:27
10:49:38
Age: 28
Rank: 75.69%
American River - 50 Miler - Folsom, CA
Apr 5, 2003
Overall:39 DP:36
7:36:47
Age: 28
Rank: 84.15%
Jed Smith - 50K - Sacramento, CA
Feb 8, 2003
Overall:29 DP:22
4:22:16
Age: 28
Rank: 74.15%
Dick Collins Firetrails - 50 Miler - Castro Valley, CA
Oct 12, 2002
Overall:21 DP:19
8:42:26
Age: 28
Rank: 81.26%
Siskiyou Out Back Running Festival - 50K - Ashland, OR
Jul 13, 2002
Overall:2 DP:2
4:25:24
Age: 28
Rank: 99.26%
Western States - 100 Miler - Olympic Valley, CA
Jun 29, 2002
Overall:164 DP:137
27:50:53
Age: 28
Rank: 58.60%
Bishop High Sierra Ultras - 50 Miler - Bishop, CA
May 18, 2002
Overall:2 DP:2
8:32:36
Age: 27
Rank: 93.95%
Wild Wild West Marathon & Ultra - Marathon - Lone Pine, CA
May 4, 2002
Overall:3 DP:3
3:37:05
Age: 27
Rank: 90.83%
McDonald Forest - 50K - Corvallis, OR
Apr 27, 2002
Overall:9 DP:9
4:32:23
Age: 27
Rank: 88.99%
Leona Divide - 50 Miler - Lake Hughes, CA
Apr 20, 2002
Overall:15 DP:14
7:56:15
Age: 27
Rank: 85.24%
American River - 50 Miler - Folsom, CA
Apr 6, 2002
Overall:15 DP:14
7:06:53
Age: 27
Rank: 88.58%
Dick Collins Firetrails - 50 Miler - Castro Valley, CA
Oct 13, 2001
Overall:11 DP:11
8:30:17
Age: 27
Rank: 89.30%
Baldy Peaks - 50K - Mount Baldy, CA
Aug 25, 2001
Overall:4 DP:4
6:59:15
Age: 27
Rank: 85.10%
The HUFF - 50K - Albion, IN
Dec 18, 1999
Overall:5 DP:4
4:02:18
Age: 25
Rank: 85.20%
Over The Hill Track Club High Desert 50K & 30K - 50K - Ridgecrest, CA
Dec 5, 1999
Overall:7 DP:7
3:57:49
Age: 25
Rank: 85.77%
Sierra Nevada Endurance Run - 52.4 Miler - Granite Bay, CA
Oct 23, 1999
Overall:8 DP:7
8:53:13
Age: 25
Rank: 85.44%
Cuyamaca-Laguna 50k Trail Race - 50K - Julian, CA
Oct 9, 1999
Overall:5 DP:5
4:32:13
Age: 25
Rank: 91.13%
Siskiyou Out Back Running Festival - 50K - Ashland, OR
Jul 24, 1999
Overall:1 DP:1
3:59:59
Age: 25
Rank: 100.00%
Holcomb Valley Trail Run - 50K - Big Bear Lake, CA
Jun 6, 1999
Overall:1 DP:1
4:31:06
Age: 24
Rank: 100.00%
Bishop High Sierra Ultras - 50 Miler - Bishop, CA
May 15, 1999
Overall:2 DP:2
8:13:00
Age: 24
Rank: 96.71%
Zane Grey Highline Trail Runs - 50 Miler - Payson, AZ
Apr 24, 1999
Overall:25 DP:23
13:26:10
Age: 24
Rank: 63.50%
Crown King Scramble - 50K - Phoenix, AZ
Mar 20, 1999
Overall:22 DP:17
5:38:42
Age: 24
Rank: 78.52%
Sierra Nevada Endurance Run - 52.4 Miler - Granite Bay, CA
Oct 4, 1998
Overall:60 DP:50
11:24:05
Age: 24
Rank: 65.93%
Baldy Peaks - 50K - Mount Baldy, CA
Sep 12, 1998
Overall:1 DP:1
6:30:48
Age: 24
Rank: 100.00%
Holcomb Valley Trail Run - 50K - Big Bear Lake, CA
Jun 7, 1998
Overall:3 DP:3
3:56:11
Age: 23
Rank: 99.31%
Bishop High Sierra Ultras - 50K - Bishop, CA
May 16, 1998
Overall:1 DP:1
4:44:15
Age: 23
Rank: 100.00%
Wild Wild West Marathon & Ultra - Marathon - Lone Pine, CA
May 2, 1998
Overall:9 DP:8
3:48:05
Age: 23
Rank: 85.36%
San Juan Trail - 50 Miler - San Juan Capistrano, CA
Oct 7, 1997
Overall:12 DP:12
9:00:22
Age: 23
Rank: 84.37%
Mule Run - 50K - Bishop, CA
Sep 13, 1997
Overall:1 DP:1
4:23:49
Age: 23
Rank: 100.00%
Baldy Peaks - 50K - Mount Baldy, CA
Sep 6, 1997
Overall:7 DP:7
6:19:22
Age: 23
Rank: 88.67%
Leona Divide - 50 Miler - Lake Hughes, CA
- DNF
Apr 27, 2013
FOURmidable - 50K - Auburn, CA
- DNS
Feb 17, 2019
Lake Sonoma - 50 Miler - Healdsburg, CA
Apr 9, 2016
Lake Sonoma - 50 Miler - Healdsburg, CA
Apr 11, 2015
Ray Miller 50/50 - 50 Miler - Malibu, CA
- DNS
Feb 2, 2013
Leona Divide - 50 Miler - Lake Hughes, CA
- DNS
Apr 28, 2012
Way Too Cool - 50K - Cool, CA
Mar 12, 2011
Zion Ultra Marathons & Trail Half Marathon - 100K - Virgin, UT
Apr 13, 2024
Jeff Kozak
M53
1
Races
Photos
edit
Rank:
100.00
%
Age Rank:
100.00
%
History
Special thanks to
Aaron Schwartzbard
for this contribution.
Sulphur Springs - 10K - Ancaster, ON
May 26, 2012
Overall:1 DP:1
00:40:51
Age: 41
Rank: 100.00%
Jeff Kozak
M46
3
Races
Photos
edit
Rank:
53.07
%
Age Rank:
56.70
%
History
Special thanks to
Aaron Schwartzbard
for this contribution.
Birds Hill Trail Series - Oak 12k - Birds Hill Provincial Park, MB
Aug 15, 2019
Overall:59 DP:38
1:23:22
Age: 40
Rank: 55.72%
Birds Hill Trail Series - Quarry 14k - Birds Hill Provincial Park, MB
Jul 25, 2019
Overall:69 DP:38
1:50:35
Age: 40
Rank: 49.00%
Birds Hill Trail Series - Summer Solstice 10k - Birds Hill Provincial Park, MB
Jun 20, 2019
Overall:79 DP:41
1:10:00
Age: 40
Rank: 54.50%
Jeff Kozak
M42
1
Races
Photos
edit
Rank:
84.08
%
Age Rank:
93.41
%
History
Special thanks to
Aaron Schwartzbard
for this contribution.
Nasty 9 Trail Run - 4 Miler - Lexington, VA
Sep 21, 2019
Overall:6 DP:6
00:40:44
Age: 37
Rank: 84.08%
Jeff Kozak
1
Races
Photos
edit
Rank:
66.29
%
Age Rank:
0.00
%
History
Special thanks to
Aaron Schwartzbard
for this contribution.
Zion Ultra Marathons & Trail Half Marathon - 100K - Virgin, UT
Apr 9, 2022
Overall:42 DP:34
14:02:53
Rank: 66.29%