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JC
Jennifer Choi
FemaleNew York1999–2025
21
Total Finishes
15
Different Races
8
States (16%)
1:21:01
PR (6:11/mi)
2:31:43
Average
+1:18:08
Slower (first to last)
Medal House
2015
The LESS Popular Brooklyn Half Marathon!
2:33:10
#23470 overall#11948 gender
2014
The Unforgettable Staten Island Half Marathon!
2:28:31
#8270 overall#3576 gender
2012
The LESS Popular Brooklyn Half Marathon!
2:17:26
#11322 overall#5024 gender
2012
Rock 'n' Roll Arizona Marathon
2:19:39
#7761 overall#3846 gender
2012
Women's Half Marathon
2:48:05
#5837 overall#5837 gender
2010
Life Time Chicago Half Marathon + 5K
2:15:04
#7980 overall#3875 gender
2010
Rock 'n' Roll Los Angeles Half Marathon
2:27:34
#5460 overall#2676 gender
2009
Life Time Chicago Half Marathon + 5K
2:11:21
#6516 overall#2831 gender
2008
Life Time Chicago Half Marathon + 5K
2:18:43
#6808 overall#3528 gender
2006
Rock 'n' Roll Arizona Marathon
2:20:49
#9004 overall#4505 gender
2005
Life Time Chicago Half Marathon + 5K
2:29:30
#5765 overall#2998 gender
1999
LONG ISLAND MARATHON FESTIVAL
1:21:01
#41 overall#2 gender
Performance Timeline
Complete Race Log
| Year | Race | State | Time | Place |
|---|---|---|---|---|
| 2025 | Philadelphia MarathonPhiladelphia | PA | 2:14:10 | #6556 |
| 2025 | The Brooks Orca Half Marathon presented by REISeattle | WA | 2:39:09 | #831 |
| 2024 | Hapalua Hawaii's Half MarathonHonolulu | HI | 2:50:40 | #4252 |
| 2023 | Seattle MarathonSeattle | WA | 2:01:55 | #1262 |
| 2023 | Cambridge Half Marathon + 5KCambridge | MA | 2:19:36 | #4358 |
| 2022 | The Unforgettable Staten Island Half Marathon!Staten Island | NY | 3:05:39 | #7501 |
| 2020 | NYCRUNS Brooklyn Ice Cream Social Half MarathonBrooklyn | NY | 2:34:30 | #1655 |
| 2019 | Women's Half MarathonNew York | NY | 2:21:37 | #3137 |
| 2018 | Life Time Miami Marathon & HalfMiami | FL | 2:15:23 | #5328 |
| 2018 | United Airlines NYC HalfNew York | NY | 2:39:03 | #19258 |
| 2017 | Operation Jack Marathon and Half MarathonLos Angeles | CA | 4:18:58 | #199 |
| 2015 | The LESS Popular Brooklyn Half Marathon!Brooklyn | NY | 2:33:10 | #23470 |
| 2015 | Trinity Health Probility Ann Arbor Marathon: 5K • 10K • Half-Marathon • Full Marathon • Marathon Relay • Half-Marathon WalkAnn Arbor | MI | 2:38:20 | #1007 |
| 2015 | Ann Arbor MarathonAnn Arbor | MI | 2:38:20 | #1020 |
| 2014 | The Unforgettable Staten Island Half Marathon!Staten Island | NY | 2:28:31 | #8270 |
| 2012 | The LESS Popular Brooklyn Half Marathon!Brooklyn | NY | 2:17:26 | #11322 |
| 2012 | Rock 'n' Roll Arizona MarathonPhoenix | AZ | 2:19:39 | #7761 |
| 2012 | Women's Half MarathonNew York | NY | 2:48:05 | #5837 |
| 2010 | Life Time Chicago Half Marathon + 5KChicago | IL | 2:15:04 | #7980 |
| 2010 | Rock 'n' Roll Los Angeles Half MarathonLos Angeles | CA | 2:27:34 | #5460 |
| 2009 | Life Time Chicago Half Marathon + 5KChicago | IL | 2:11:21 | #6516 |
| 2008 | Life Time Chicago Half Marathon + 5KChicago | IL | 2:18:43 | #6808 |
| 2006 | Rock 'n' Roll Arizona MarathonPhoenix | AZ | 2:20:49 | #9004 |
| 2005 | Life Time Chicago Half Marathon + 5KChicago | IL | 2:29:30 | #5765 |
| 1999 | LONG ISLAND MARATHON FESTIVALEast Meadow | NY | 1:21:01 | #41 |
States Raced
1 race 2 races 3-4 races 5+ races
State Breakdown
NYNew York
9 racesILIllinois
4 racesCACalifornia
2 racesMIMichigan
2 racesWAWashington
2 racesFLFlorida
1 raceMAMassachusetts
1 raceMOMissouri
0 races50-State Challenge
8/ 51 states + DC
43 states to go