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JK
Jane Ko
FemaleMichigan2017–2025
18
Total Finishes
15
Different Races
2
States (4%)
1:51:45
PR (8:32/mi)
2:02:53
Average
-0:20:35
Faster (first to last)
Medal House
2024
2026 Naperville Women's Half Marathon and 5K
1:51:45
#107 overall#98 gender
2023
Bayshore Marathon, Half Marathon, 10K, & Kids Fun Run
1:55:19
#840 overall
2023
Life Time Chicago Half Marathon + 5K
1:55:19
#1620 overall#450 gender
2023
Charleston Half Marathon
1:59:37
#886 overall#318 gender
2023
Pictured Rocks Road Race
2:18:51
#39 overall#22 gender
2022
Battle Creek Half Marathon and 5k
1:59:22
#118 overall
2021
"LOOP THE LAKE" The Great New York State Marathon Weekend
1:58:08
#144 overall
2021
Bismarck Marathon
2:01:52
#128 overall#61 gender
2020
Charleston Half Marathon
2:01:57
#506 overall#208 gender
2019
Cambridge Half Marathon + 5K
2:05:38
#3017 overall#1317 gender
2017
Detroit Free Press Marathon
2:22:08
#4095 overall#1883 gender
2017
Life Time Chicago Half Marathon + 5K
2:28:43
#4555 overall#2139 gender
Performance Timeline
Complete Race Log
| Year | Race | State | Time | Place |
|---|---|---|---|---|
| 2025 | Women's Running Festival featuring a Half Marathon, 10K, & 5KCarmel | IN | 1:52:30 | #69 |
| 2025 | Urban Bourbon Half Marathon and 5KLouisville | KY | 1:58:22 | #523 |
| 2025 | 2026 Naperville Women's Half Marathon and 5KNaperville | IL | 1:58:59 | #223 |
| 2025 | Chicago 13.1Chicago | IL | 2:01:33 | #3676 |
| 2024 | 2026 Naperville Women's Half Marathon and 5KNaperville | IL | 1:51:45 | #107 |
| 2024 | Flying Pig Pump and RunCincinnati | OH | 2:00:49 | #2014 |
| 2024 | Asheville Marathon and HalfAsheville | NC | 2:01:01 | #431 |
| 2023 | Bayshore Marathon, Half Marathon, 10K, & Kids Fun RunTraverse City | MI | 1:55:19 | #840 |
| 2023 | Life Time Chicago Half Marathon + 5KChicago | IL | 1:55:19 | #1620 |
| 2023 | Charleston Half MarathonCharleston | SC | 1:59:37 | #886 |
| 2023 | Pictured Rocks Road RaceMunising | MI | 2:18:51 | #39 |
| 2022 | Battle Creek Half Marathon and 5kSpringfield | MI | 1:59:22 | #118 |
| 2021 | "LOOP THE LAKE" The Great New York State Marathon WeekendSyracuse | NY | 1:58:08 | #144 |
| 2021 | Bismarck MarathonBismarck | ND | 2:01:52 | #128 |
| 2020 | Charleston Half MarathonCharleston | SC | 2:01:57 | #506 |
| 2019 | Cambridge Half Marathon + 5KCambridge | MA | 2:05:38 | #3017 |
| 2017 | Detroit Free Press MarathonDetroit | MI | 2:22:08 | #4095 |
| 2017 | Life Time Chicago Half Marathon + 5KChicago | IL | 2:28:43 | #4555 |
States Raced
1 race 2 races 3-4 races 5+ races
State Breakdown
ILIllinois
5 racesMIMichigan
4 races50-State Challenge
2/ 51 states + DC
49 states to go