HalfRuns
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Emily O'Brien

FemaleMassachusetts2007–2026

46

Total Finishes

35

Different Races

18

States (35%)

1:43:11

PR (7:53/mi)

2:06:32

Average

+0:28:04

Slower (first to last)

Medal House

2014

Rockfest Half Marathon

1:45:32
#499 overall#152 gender
2013

Luau 5K, 10K, & 13.1M at Athens, GA (19)

1:56:47
#839 overall#316 gender
2013

City to the Sea Half Marathon & 5K

1:59:20
#634 overall#269 gender
2013

Mercer Island Rotary Half Marathon

2:05:58
#1072 overall#415 gender
2013

San Diego Holiday Half Marathon & 5K

2:07:19
#1124 overall#513 gender
2013

EPIC Marathon and Running Festival

2:08:08
#1772 overall#840 gender
2013

Brewers Mini Marathon

2:20:51
#2837 overall#1532 gender
2012

Wisconsin Marathon

2:13:32
#1438 overall#717 gender
2011

Fairfield Road Races

2:15:51
#2287 overall#1050 gender
2009

Rock 'n' Roll Chicago Half Marathon

2:07:43
#5667 overall#2654 gender
2008

Fairfield Road Races

2:21:41
#1616 overall#722 gender
2007

Tache Realty Wicked Half Marathon

2:01:50
#230 overall#113 gender

Performance Timeline

PR 1:43:1120072008200920112012201320132013201320132013201420142014201420142014201520152015201520152016201620162017201720172017201820182018201820182019201920192019201920192021202120232024202420242024202520252026

Complete Race Log

YearRaceStateTimePlace
2026Sham-ROCK-N-RunNorth Myrtle BeachSC2:29:54#260
2025Des Moines St. Paddy's Half Marathon, 5K & Marathon Run/WalkDes MoinesIA1:50:05#108
2025DC Half RacesWashingtonDC2:37:39#6188
2024Philadelphia MarathonPhiladelphiaPA1:47:50#1632
2024Des Moines St. Paddy's Half Marathon, 5K & Marathon Run/WalkDes MoinesIA1:50:05#113
2024Love Run Half MarathonPhiladelphiaPA1:50:40#1423
2024Maui Marathon and Half Marathon April 26, 2026LāhaināHI2:54:44#540
20232027 Walt Disney World® Marathon WeekendOrlandoFL3:19:55#9591
2021Newburyport Fall Half MarathonNewburyportMA1:45:08#178
2021Rock 'n' Roll Savannah Marathon & 1/2 MarathonSavannahGA1:54:31#1022
2019Newport Rhode RacesNewportRI1:43:11#132
2019Newport Rhode RaceNewportRI1:43:11#132
2019Main to Main MarathonOsageIA2:02:42#38
2019Milwaukee MarathonMilwaukeeWI2:08:16#1741
2019Cape Cod Marathon WeekendFalmouthMA2:15:17#982
2019Newburyport Half Marathon and RelayNewburyportMA2:44:43#1156
2018Newport Rhode RacesNewportRI1:44:42#133
2018Rockfest Half MarathonHampton BeachNH1:47:13#413
2018Providence Rhode RacesEast ProvidenceRI1:53:09#413
2018Bucks County MarathonWashington CrossingPA2:02:05#110
2018First Energy Akron MarathonAkronOH2:18:19#1737
2017Rockfest Half MarathonHampton BeachNH1:44:30#374
2017Philadelphia MarathonPhiladelphiaPA1:46:18#1371
2017Half Marathon UnpluggedBurlingtonVT1:50:44#321
2017Life Time Chicago Half Marathon + 5KChicagoIL2:02:47#1673
2016Half Marathon UnpluggedBurlingtonVT1:55:24#445
2016Buffalo Marathon WeekendBuffaloNY2:13:50#1704
2016EPIC Marathon and Running FestivalGreen BayWI2:14:22#2320
2015City to the Sea Half Marathon & 5KSan Luis ObispoCA1:58:52#476
2015Rock 'n' Roll Chicago Half MarathonChicagoIL1:58:57#1694
2015Buffalo Marathon WeekendBuffaloNY2:08:20#1660
20152025 500 Festival Running EventsIndianapolisIN2:21:36#10338
2015Fargo Marathon WeekendFargoND2:27:19#3641
2014Rockfest Half MarathonHampton BeachNH1:45:32#499
2014City to the Sea Half Marathon & 5KSan Luis ObispoCA1:54:23#559
2014Rock 'n' Roll Chicago Half MarathonChicagoIL1:57:08#2864
2014Blooms to BrewswoodlandWA2:03:07#156
2014Rock 'n' Roll Chicago Half MarathonChicagoIL2:08:51#5263
2014Buffalo Marathon WeekendBuffaloNY2:11:37#1936
2013Luau 5K, 10K, & 13.1M at Athens, GA (19)AthensGA1:56:47#839
2013City to the Sea Half Marathon & 5KSan Luis ObispoCA1:59:20#634
2013Mercer Island Rotary Half MarathonMercer IslandWA2:05:58#1072
2013San Diego Holiday Half Marathon & 5KSan DiegoCA2:07:19#1124
2013EPIC Marathon and Running FestivalGreen BayWI2:08:08#1772
2013Brewers Mini MarathonmilwaukeeWI2:20:51#2837
2012Wisconsin MarathonKenoshaWI2:13:32#1438
2011Fairfield Road RacesFairfieldCT2:15:51#2287
2009Rock 'n' Roll Chicago Half MarathonChicagoIL2:07:43#5667
2008Fairfield Road RacesFairfieldCT2:21:41#1616
2007Tache Realty Wicked Half MarathonSalemMA2:01:50#230

States Raced

1 race 2 races 3-4 races 5+ races

State Breakdown

ILIllinois
5 races
WIWisconsin
5 races
CACalifornia
4 races
MAMassachusetts
4 races
PAPennsylvania
4 races
IAIowa
3 races
NHNew Hampshire
3 races
NYNew York
3 races
CTConnecticut
2 races
GAGeorgia
2 races
VTVermont
2 races
WAWashington
2 races
DCDistrict of Columbia
1 race
INIndiana
1 race
OHOhio
1 race
NCNorth Carolina
0 races
OKOklahoma
0 races
SDSouth Dakota
0 races

50-State Challenge

18/ 51 states + DC

33 states to go