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JM
Jeff Mah
MaleCalifornia2007–2025
34
Total Finishes
21
Different Races
4
States (8%)
1:32:21
PR (7:03/mi)
1:54:46
Average
+0:24:35
Slower (first to last)
Medal House
2011
California Classic Half Marathon
1:32:36
#72 overall#62 gender
2011
California Classic Half Marathon
1:32:36
#73 overall#63 gender
2011
American River Parkway Half Marathon
1:33:25
#47 overall#44 gender
2011
Surf City Marathon
1:34:31
#305 overall#258 gender
2010
Stockton Half Marathon
1:32:21
#20 overall#18 gender
2010
Urban Cow Half Marathon
1:34:42
#121 overall#105 gender
2010
Brazen Summer Breeze
1:35:17
#12 overall#11 gender
2010
Shamrock'n Half Marathon
1:38:59
#264 overall#214 gender
2010
Davis Stampede
1:39:48
#115 overall#93 gender
2010
Sunrise Marathon 5K/10K/13.1 SAN FRANCISCO
1:45:11
#424 overall#311 gender
2007
Dallas Marathon Weekend
1:51:11
#905 overall#677 gender
2007
Wellstone Dallas White Rock Marathon
1:53:00
#906 overall#679 gender
Performance Timeline
Complete Race Log
| Year | Race | State | Time | Place |
|---|---|---|---|---|
| 2025 | Less Popular Brooklyn Half MarathonBrooklyn | NY | 2:15:46 | #17878 |
| 2024 | Less Popular Brooklyn Half MarathonBrooklyn | NY | 2:15:27 | #18852 |
| 2023 | Less Popular Brooklyn Half MarathonBrooklyn | NY | 2:00:23 | #11756 |
| 2023 | United Airlines NYC HalfNew York | NY | 2:04:03 | #11971 |
| 2022 | Less Popular Brooklyn Half MarathonBrooklyn | NY | 2:04:10 | #8883 |
| 2022 | United Airlines NYC HalfNew York | NY | 2:06:47 | #11220 |
| 2021 | Paine to Pain Trail Half MarathonNew Rochelle | NY | 2:31:13 | #574 |
| 2019 | United Airlines NYC HalfNew York | NY | 2:04:42 | #12517 |
| 2018 | United Airlines NYC HalfNew York | NY | 1:59:47 | #9097 |
| 2017 | Less Popular Brooklyn Half MarathonBrooklyn | NY | 1:54:47 | #9600 |
| 2017 | Shamrock'n Half MarathonSacramento | CA | 2:08:53 | #1212 |
| 2017 | American River Parkway Half MarathonSacramento | CA | 2:11:38 | #452 |
| 2017 | Urban Cow Half MarathonSacramento | CA | 2:33:46 | #2020 |
| 2016 | Urban Cow Half MarathonSacramento | CA | 2:20:40 | #1495 |
| 2016 | St. Joseph's Half Marathon & 5K Run | — | 2:26:05 | #101 |
| 2012 | Kaiser Permanente San Francisco Half Marathon & 5KSan Francisco | CA | 1:57:19 | #2242 |
| 2011 | California Classic Half MarathonFresno | CA | 1:32:36 | #72 |
| 2011 | California Classic Half MarathonFresno | CA | 1:32:36 | #73 |
| 2011 | American River Parkway Half MarathonSacramento | CA | 1:33:25 | #47 |
| 2011 | Surf City MarathonHuntington Beach | CA | 1:34:31 | #305 |
| 2011 | Surf City USA Marathon | — | 1:34:31 | #307 |
| 2011 | Rock 'n' Roll Arizona MarathonPhoenix | AZ | 1:39:53 | #806 |
| 2011 | Sunrise Marathon 5K/10K/13.1 SAN FRANCISCOSan Francisco | CA | 1:42:44 | #220 |
| 2011 | San Francisco Marathon | — | 1:42:44 | #217 |
| 2011 | Urban Cow Half MarathonSacramento | CA | 1:49:16 | #477 |
| 2011 | Nitro TrailPinole | CA | 1:53:52 | #39 |
| 2010 | Stockton Half Marathon | — | 1:32:21 | #20 |
| 2010 | Urban Cow Half MarathonSacramento | CA | 1:34:42 | #121 |
| 2010 | Brazen Summer BreezeSan Leandro | CA | 1:35:17 | #12 |
| 2010 | Shamrock'n Half MarathonSacramento | CA | 1:38:59 | #264 |
| 2010 | Davis StampedeDavis | CA | 1:39:48 | #115 |
| 2010 | Sunrise Marathon 5K/10K/13.1 SAN FRANCISCOSan Francisco | CA | 1:45:11 | #424 |
| 2007 | Dallas Marathon WeekendDallas | TX | 1:51:11 | #905 |
| 2007 | Wellstone Dallas White Rock Marathon | — | 1:53:00 | #906 |
States Raced
1 race 2 races 3-4 races 5+ races
State Breakdown
CACalifornia
17 racesNYNew York
10 racesTXTexas
1 raceAZArizona
1 race50-State Challenge
4/ 50 states
46 states to go