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MO
Mara O'Brien
FemaleNew York2009–2024
40
Total Finishes
27
Different Races
8
States (16%)
1:49:59
PR (8:24/mi)
2:01:54
Average
+0:05:26
Slower (first to last)
Medal House
2014
Less Popular Brooklyn Half Marathon
1:51:14
#7384 overall#2155 gender
2014
Women's Half Marathon
1:57:40
#1234 overall#1234 gender
2014
Greenwich Half Marathon
1:59:03
#370 overall#143 gender
2014
Westchester Medical Center Running Festival
1:59:44
#210 overall#82 gender
2013
Women's Half Marathon
1:56:59
#1385 overall#1385 gender
2013
United Airlines NYC Half
1:59:31
#6998 overall#2716 gender
2012
Women's Half Marathon
2:02:24
#1678 overall#1678 gender
2012
Fairfield Road Races
2:03:57
#1698 overall#659 gender
2011
Fairfield Road Races
2:02:23
#1448 overall#547 gender
2011
NYCRUNS Brooklyn Ice Cream Social Half Marathon
2:02:50
#2198 overall#607 gender
2010
Life Time Miami Marathon & Half
1:57:51
#2123 overall#584 gender
2009
NYRR Fred Lebow Half Marathon
1:59:53
#2636 overall#718 gender
Performance Timeline
Complete Race Log
| Year | Race | State | Time | Place |
|---|---|---|---|---|
| 2024 | Tobacco Road MarathonCary | NC | 2:05:08 | #867 |
| 2024 | Wake Forest Historic HalfWake Forest | NC | 2:05:19 | #124 |
| 2022 | 10th Annual Holly Springs Half Marathon, 10k & 5kHolly Springs | NC | 2:04:57 | #215 |
| 2021 | Raleigh Holiday Half MarathonRaleigh | NC | 1:57:45 | #256 |
| 2021 | Rock 'n' Roll Virgina Beach Half MarathonVirginia Beach | VA | 2:05:02 | #1067 |
| 2020 | Publix Atlanta Marathon, Half Marathon & 5KAtlanta | GA | 1:56:02 | #1846 |
| 2020 | Rock ‘n’ Roll Denver Marathon & 1/2 MarathonDenver | CO | 2:21:15 | #299 |
| 2020 | Run the Rockies Trail RaceFrisco | CO | 2:45:11 | #61 |
| 2019 | Rock 'n' Roll San DiegoSan Diego | CA | 1:52:23 | #1727 |
| 2019 | Rock ‘n’ Roll Denver Marathon & 1/2 MarathonDenver | CO | 2:07:25 | #1721 |
| 2019 | All-Out FallfestWestminster | CO | 2:17:39 | #68 |
| 2018 | Greenwich Half MarathonGreenwich | CT | 1:58:14 | #346 |
| 2017 | Pelham Half Marathon and 10KPelham | NY | 1:51:10 | #117 |
| 2017 | Garavel SoNo Half Marathon | 5KNorwalk | CT | 1:52:39 | #231 |
| 2017 | Less Popular Brooklyn Half MarathonBrooklyn | NY | 2:13:33 | #18546 |
| 2016 | Sleepy Hollow Half MarathonSleepy Hollow | NY | 1:55:39 | #325 |
| 2016 | Fairfield Road RacesFairfield | CT | 2:06:32 | #1453 |
| 2015 | Pelham Half Marathon and 10KPelham | NY | 1:49:59 | #49 |
| 2015 | Less Popular Brooklyn Half MarathonBrooklyn | NY | 1:51:57 | #7494 |
| 2015 | Women's Half MarathonNew York | NY | 1:55:57 | #1066 |
| 2015 | Greenwich Half MarathonGreenwich | CT | 1:57:27 | #372 |
| 2015 | Sam Elpern Memorial Half MarathonNorwalk | CT | 1:58:38 | #106 |
| 2015 | United Airlines NYC HalfNew York | NY | 2:00:43 | #8996 |
| 2015 | Fallen Comrades Half MarathonWest Point | NY | 2:01:49 | #448 |
| 2015 | Celebrate Life Half MarathonRock Hill | NY | 2:07:07 | #300 |
| 2014 | Less Popular Brooklyn Half MarathonBrooklyn | NY | 1:51:14 | #7384 |
| 2014 | Women's Half MarathonNew York | NY | 1:57:40 | #1234 |
| 2014 | Greenwich Half MarathonGreenwich | CT | 1:59:03 | #370 |
| 2014 | Westchester Medical Center Running FestivalWhite Plains | NY | 1:59:44 | #210 |
| 2014 | Fairfield Road RacesFairfield | CT | 2:00:00 | #1592 |
| 2013 | Women's Half MarathonNew York | NY | 1:56:59 | #1385 |
| 2013 | United Airlines NYC HalfNew York | NY | 1:59:31 | #6998 |
| 2012 | Women's Half MarathonNew York | NY | 2:02:24 | #1678 |
| 2012 | Fairfield Road RacesFairfield | CT | 2:03:57 | #1698 |
| 2011 | Fairfield Road RacesFairfield | CT | 2:02:23 | #1448 |
| 2011 | NYCRUNS Brooklyn Ice Cream Social Half MarathonBrooklyn | NY | 2:02:50 | #2198 |
| 2010 | Life Time Miami Marathon & HalfMiami | FL | 1:57:51 | #2123 |
| 2009 | NYRR Fred Lebow Half MarathonNew York | NY | 1:59:53 | #2636 |
States Raced
1 race 2 races 3-4 races 5+ races
State Breakdown
NYNew York
17 racesCTConnecticut
9 racesCOColorado
4 racesNCNorth Carolina
4 racesFLFlorida
1 raceCACalifornia
1 raceGAGeorgia
1 raceVAVirginia
1 race50-State Challenge
8/ 50 states
42 states to go