HalfRuns
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Christine O'Brien

FemaleCalifornia2001–2025

57

Total Finishes

38

Distinct Races

13

States (25%)

1:36:44

PR (7:23/mi)

2:23:34

Average

+0:30:23

Slower (first to last)

Medal House

2007

Rock ‘n’ Roll Philadelphia Half Marathon

1:42:47
#2081 overall#428 gender
2007

Surf City Marathon

2:06:21
#2997 overall#1180 gender
2007

Kaiser Permanente San Francisco Half Marathon & 5K

2:33:05
#4292 overall#1958 gender
2007

Rock 'n' Roll Arizona Marathon

3:05:01
#16240 overall#9417 gender
2006

Maine Marathon, Half Marathon and Marathon Relay

2:03:45
#865 overall#388 gender
2006

Rock 'n' Roll Los Angeles Half Marathon

2:11:32
#1759 overall#600 gender
2005

Winter Carnival Fire & Ice Winter Run

1:43:33
#296 overall#48 gender
2005

Kaiser Permanente San Francisco Half Marathon & 5K

2:37:25
#3267 overall#1455 gender
2004

Maine Marathon, Half Marathon and Marathon Relay

1:55:01
#550 overall#218 gender
2003

Rock ‘n’ Roll Philadelphia Half Marathon

2:12:58
#5685 overall#2070 gender
2002

Hyannis Marathon

1:49:01
#430 overall#115 gender
2001

Baystate Marathon

1:51:23
#574 overall#170 gender

Performance Timeline

PR 1:36:442001200220032004200520052006200620072007200720072008200820082008200920102010201020102011201220122012201220132013201320132014201420142014201420152015201520162016201620172017201720172017201820182018201820182018201920192019201920192020202020212025

Complete Race Log

YearRaceStateTimePlace
2025B.A.A. Half MarathonBostonMA2:21:46#4874
2021Hamptons Marathon & Half MarathonEast HamptonNY2:41:02#779
2020Surf City MarathonHuntington BeachCA2:14:19#3793
2020DONNA Marathon WeekendJacksonville BeachFL3:37:50#2678
2019Harborside Half Marathon & 5KNewburyportMA2:12:09#594
2019OC Marathon - Half Marathon - 5KNewport BeachCA2:16:30#2639
2019United Airlines NYC HalfNew YorkNY2:22:54#18579
2019The LESS Popular Brooklyn Half Marathon!BrooklynNY2:29:34#22153
2019SLO Half & 5KSan Luis ObispoCA2:37:10#1167
2018OC Marathon - Half Marathon - 5KNewport BeachCA2:04:17#1548
2018NYRR Fred Lebow Half MarathonNew YorkNY2:12:45#3175
2018Frosty Half-MarathonRaynhamMA2:16:35#269
2018The LESS Popular Brooklyn Half Marathon!BrooklynNY2:20:43#19456
2018City to the Sea Half Marathon & 5KSan Luis ObispoCA2:30:43#978
2018Pittsburgh Marathon WeekendPittsburghPA3:21:42#12389
2017United Airlines NYC HalfNew YorkNY1:58:33#7764
2017OC Marathon - Half Marathon - 5KNewport BeachCA2:03:11#1622
2017The Giant RaceSan FranciscoCA2:26:12#1641
2017Runner's World Half Marathon and FestivalBethlehemPA3:00:54#1728
2017Youngstown MarathonYoungstownOH3:32:02#526
2016Hamptons Marathon & Half MarathonEast HamptonNY2:03:09#583
2016Women's Half MarathonNew YorkNY2:04:07#2075
2016Newport MarathonNewportRI2:34:19#1849
2015Surf City MarathonHuntington BeachCA2:01:56#3138
2015Kaiser Permanente Colfax MarathonDenverCO2:21:26#3256
2015Providence Rhode RacesEast ProvidenceRI2:40:18#1418
2014Surf City MarathonHuntington BeachCA2:00:11#3553
2014Rock 'n' Roll Los Angeles Half MarathonLos AngelesCA2:09:13#2420
2014Newport MarathonNewportRI2:16:00#1917
20142026 Disney Wine & Dine Half Marathon WeekendOrlandoFL2:54:10#6272
2014Rock 'n' Roll Las VegasLas VegasNV3:09:08#21235
2013OC Marathon - Half Marathon - 5KNewport BeachCA1:58:51#2150
2013B.A.A. Half MarathonBostonMA2:02:14#3163
20132026 National Women's Half Marathon and 8KWashingtonDC2:27:24#8049
2013Philadelphia MarathonPhiladelphiaPA2:29:02#9535
2012Surf City MarathonHuntington BeachCA1:57:20#2912
2012OC Marathon - Half Marathon - 5KNewport BeachCA1:59:19#1967
20122026 2XU Long Beach Marathon & Half MarathonLong BeachCA2:28:10#5518
20122026 Disney Wine & Dine Half Marathon WeekendOrlandoFL3:12:36#9487
2011AmeriHealth Atlantic City Marathon, Half Marathon, 10K & G. Larry James 5KAtlantic CityNJ2:06:05#541
2010Maine Marathon, Half Marathon and Marathon RelayPortlandME1:51:49#605
2010Surf City MarathonHuntington BeachCA2:02:03#3263
2010Shamrock'n Half MarathonSacramentoCA2:12:28#2037
2010Eau Claire MarathonEau ClaireWI3:38:38#1217
2009Eau Claire MarathonEau ClaireWI3:29:07#1001
2008Rock ‘n’ Roll Philadelphia Half MarathonPhiladelphiaPA1:36:44#1202
2008New Bedford Half MarathonNew BedfordMA1:53:50#994
2008Surf City MarathonHuntington BeachCA2:04:23#2719
2008Grandma's MarathonDuluthMN2:54:03#5273
2007Rock ‘n’ Roll Philadelphia Half MarathonPhiladelphiaPA1:42:47#2081
2007Surf City MarathonHuntington BeachCA2:06:21#2997
2007Kaiser Permanente San Francisco Half Marathon & 5KSan FranciscoCA2:33:05#4292
2007Rock 'n' Roll Arizona MarathonPhoenixAZ3:05:01#16240
2006Maine Marathon, Half Marathon and Marathon RelayPortlandME2:03:45#865
2006Rock 'n' Roll Los Angeles Half MarathonLos AngelesCA2:11:32#1759
2005Winter Carnival Fire & Ice Winter RunSaint PaulMN1:43:33#296
2005Kaiser Permanente San Francisco Half Marathon & 5KSan FranciscoCA2:37:25#3267
2004Maine Marathon, Half Marathon and Marathon RelayPortlandME1:55:01#550
2003Rock ‘n’ Roll Philadelphia Half MarathonPhiladelphiaPA2:12:58#5685
2002Hyannis MarathonHyannisMA1:49:01#430
2001Baystate MarathonLowellMA1:51:23#574

States Raced

1 race 2 races 3-4 races 5+ races

State Breakdown

CACalifornia
21 races
NYNew York
8 races
MAMassachusetts
7 races
PAPennsylvania
6 races
FLFlorida
3 races
RIRhode Island
3 races
MNMinnesota
2 races
AZArizona
1 race
COColorado
1 race
NJNew Jersey
1 race
NVNevada
1 race
CTConnecticut
0 races
NCNorth Carolina
0 races

50-State Challenge

13/ 51 states + DC

38 states to go