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KO
Kelsey O'Brien
FemaleVirginia2004–2025
21
Total Finishes
18
Different Races
8
States (16%)
1:38:07
PR (7:29/mi)
2:07:32
Average
-0:04:42
Faster (first to last)
Medal House
2016
Plymouth Run To The Rock
1:54:32
#79 overall#25 gender
2016
Shamrock Marathon
1:58:54
#1595 overall#595 gender
2016
The LESS Popular Brooklyn Half Marathon!
2:44:50
#25506 overall#13248 gender
2015
Navy Air Force Half Marathon & Navy 5-Miler
1:55:51
#1357 overall#432 gender
2014
Rock ‘n’ Roll Denver Marathon & 1/2 Marathon
1:53:15
#1330 overall#461 gender
2014
Shamrock Marathon
2:08:33
#3576 overall#1669 gender
2014
Jackson Hole Marathon, Hole Half Marathon, Jackson Hole Quarter Marathon
2:24:45
#141 overall#81 gender
2013
Madison Marathon
1:57:37
#844 overall#357 gender
2013
Brewers Mini Marathon
2:18:07
#2665 overall#1403 gender
2012
Norfolk Harbor Half Marathon
2:09:31
#336 overall#123 gender
2006
Greater St. Louis Marathon
2:09:50
#3018 overall#1356 gender
2004
Detroit Free Press Marathon
2:18:23
#1441 overall#661 gender
Performance Timeline
Complete Race Log
| Year | Race | State | Time | Place |
|---|---|---|---|---|
| 2025 | B.A.A. Half MarathonBoston | MA | 2:13:41 | #4082 |
| 2024 | NYCRUNS Brooklyn Ice Cream Social Half MarathonBrooklyn | NY | 2:07:55 | #936 |
| 2024 | Hapalua Hawaii's Half MarathonHonolulu | HI | 2:10:25 | #1580 |
| 2022 | Tache Realty Wicked Half MarathonSalem | MA | 1:38:17 | #49 |
| 2021 | Yosemite Half MarathonBass Lake | CA | 2:16:21 | #1171 |
| 2019 | Allianz Richmond Marathon, CarMax Richmond Half Marathon, & Capital One Richmond 8kRichmond | VA | 2:02:13 | #3217 |
| 2019 | Shamrock MarathonVirginia Beach | VA | 2:17:29 | #3024 |
| 2018 | Rock 'n' Roll San DiegoSan Diego | CA | 1:55:14 | #1922 |
| 2018 | Allianz Richmond Marathon, CarMax Richmond Half Marathon, & Capital One Richmond 8kRichmond | VA | 1:55:41 | #2005 |
| 2017 | Cambridge Half Marathon + 5KCambridge | MA | 1:38:07 | #626 |
| 2017 | Virginia Wine Country Half Marathon 2026Hillsboro | VA | 1:55:49 | #252 |
| 2017 | MERCY HEALTH GLASS CITY MARATHONToledo | OH | 2:39:24 | #2215 |
| 2016 | Plymouth Run To The RockPlymouth | MA | 1:54:32 | #79 |
| 2016 | Shamrock MarathonVirginia Beach | VA | 1:58:54 | #1595 |
| 2016 | The LESS Popular Brooklyn Half Marathon!Brooklyn | NY | 2:44:50 | #25506 |
| 2015 | Navy Air Force Half Marathon & Navy 5-MilerWashington | DC | 1:55:51 | #1357 |
| 2014 | Rock ‘n’ Roll Denver Marathon & 1/2 MarathonDenver | CO | 1:53:15 | #1330 |
| 2014 | Shamrock MarathonVirginia Beach | VA | 2:08:33 | #3576 |
| 2014 | Jackson Hole Marathon, Hole Half Marathon, Jackson Hole Quarter MarathonJackson | WY | 2:24:45 | #141 |
| 2013 | Madison MarathonMadison | WI | 1:57:37 | #844 |
| 2013 | Brewers Mini Marathonmilwaukee | WI | 2:18:07 | #2665 |
| 2012 | Norfolk Harbor Half MarathonNorfolk | VA | 2:09:31 | #336 |
| 2006 | Greater St. Louis MarathonSt. Louis | MO | 2:09:50 | #3018 |
| 2004 | Detroit Free Press MarathonDetroit | MI | 2:18:23 | #1441 |
States Raced
1 race 2 races 3-4 races 5+ races
State Breakdown
VAVirginia
7 racesMAMassachusetts
4 racesNYNew York
2 racesWIWisconsin
2 racesHIHawaii
1 raceMOMissouri
1 raceOHOhio
1 raceNHNew Hampshire
0 races50-State Challenge
8/ 51 states + DC
43 states to go