HalfRuns
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Karen Brennan

FemaleTexas2000–2026

43

Total Finishes

23

Different Races

9

States (18%)

1:39:32

PR (7:36/mi)

2:27:33

Average

+0:47:31

Slower (first to last)

Medal House

2012

Monster Dash

1:39:15
#438 overall#94 gender
2012

Cowtown Marathon, Half Marathon and Ultra Marathon

2:14:14
#3083 overall#1164 gender
2012

2025 Aramco Houston Half Marathon Searchable Finish Line Video

2:14:32
#4657 overall#2006 gender
2012

CRC Thanksgiving Day Half Marathon, 5K, & 1 Mile Fun Run/Walk

2:17:40
#150 overall#70 gender
2011

EPIC Marathon and Running Festival

2:04:24
#1819 overall#918 gender
2010

Rock 'n' Roll Los Angeles Half Marathon

3:14:11
#8655 overall#5019 gender
2009

IMT Des Moines Marathon

1:39:32
#230 overall#48 gender
2009

Dallas Marathon Weekend

2:09:28
#3644 overall#1499 gender
2009

Summer's Done 13.1

2:19:57
#4272 overall#2079 gender
2003

2026 2XU Long Beach Marathon & Half Marathon

2:45:58
#2517 overall#1200 gender
2001

Georgetown to Idaho Springs Half Marathon

1:56:03
#972 overall#296 gender
2000

Thanksgiving Day Half Marathon

2:00:57
#2608 overall#779 gender

Performance Timeline

PR 1:39:152000200120032009200920092010201120122012201220122012201320132013201320132014201420142014201520152015201620162016201720172017201720182018201820192021202220222022202220222023202320232024202420252026

Complete Race Log

YearRaceStateTimePlace
20262025 Aramco Houston Half Marathon Searchable Finish Line VideoHoustonTX2:48:28#10997
20252025 Aramco Houston Half Marathon Searchable Finish Line VideoHoustonTX2:40:19#9936
2024Jeff Winter City of Lakes Half marathonMinneapolisMN1:54:10#568
2024Fox Valley Marathon RacesSaint CharlesIL3:02:27#909
2023Fiesta De Mayo Half MarathonIrvingTX2:44:39#397
2023Cowtown Marathon, Half Marathon and Ultra MarathonFort WorthTX2:44:42#4479
20232025 Aramco Houston Half Marathon Searchable Finish Line VideoHoustonTX2:51:31#10056
2022Cowtown Marathon, Half Marathon and Ultra MarathonFort WorthTX2:28:46#3084
20222025 Aramco Houston Half Marathon Searchable Finish Line VideoHoustonTX2:36:52#7599
2022Pumpkin Spice Half Marathon, 10K, and 5KFort WorthTX2:52:02#335
2022Dallas Marathon WeekendDallasTX2:53:41#5705
2022Plano Balloon FestivalPlanoTX2:55:15#416
2021Tour Des FleursDallasTX2:53:05#673
2019Get Lucky Half MarathonMinneapolisMN1:43:15#56
2018Lake Minnetonka Half MarathonWayzataMN1:52:57#644
2018Dallas Marathon WeekendDallasTX2:27:29#3864
2018Tour Des FleursDallasTX3:03:00#732
2017BCS College Station MarathonCollege StationTX2:20:17#867
2017Cowtown Marathon, Half Marathon and Ultra MarathonFort WorthTX2:38:50#4176
2017Tour Des FleursDallasTX2:39:26#595
2017The LESS Popular Brooklyn Half Marathon!BrooklynNY2:39:45#24956
2016Lake Minnetonka Half MarathonWayzataMN1:46:51#450
2016Dallas Marathon WeekendDallasTX2:18:04#3415
2016CRC Thanksgiving Day Half Marathon, 5K, & 1 Mile Fun Run/WalkFort WorthTX2:20:52#284
20152025 Aramco Houston Half Marathon Searchable Finish Line VideoHoustonTX2:11:59#4416
2015Cowtown Marathon, Half Marathon and Ultra MarathonFort WorthTX2:12:17#3080
2015Dallas Marathon WeekendDallasTX2:16:59#3152
20142025 Aramco Houston Half Marathon Searchable Finish Line VideoHoustonTX2:11:20#4040
2014Fairview Half Marathon and 5KFairviewTX2:12:15#389
2014Cowtown Marathon, Half Marathon and Ultra MarathonFort WorthTX2:17:15#3393
2014CRC Thanksgiving Day Half Marathon, 5K, & 1 Mile Fun Run/WalkFort WorthTX2:17:30#239
2013Lake Minnetonka Half MarathonWayzataMN1:55:30#1039
2013Cowtown Marathon, Half Marathon and Ultra MarathonFort WorthTX2:17:21#3709
2013EPIC Marathon and Running FestivalGreen BayWI2:18:10#2576
2013CRC Thanksgiving Day Half Marathon, 5K, & 1 Mile Fun Run/WalkFort WorthTX2:31:39#340
2013Rock 'n' Roll Arizona MarathonPhoenixAZ4:12:36#13277
2012Monster DashMinneapolisMN1:39:15#438
2012Cowtown Marathon, Half Marathon and Ultra MarathonFort WorthTX2:14:14#3083
20122025 Aramco Houston Half Marathon Searchable Finish Line VideoHoustonTX2:14:32#4657
2012CRC Thanksgiving Day Half Marathon, 5K, & 1 Mile Fun Run/WalkFort WorthTX2:17:40#150
2012New Years DoubleAllenTX2:23:57#209
2011EPIC Marathon and Running FestivalGreen BayWI2:04:24#1819
2010Rock 'n' Roll Los Angeles Half MarathonLos AngelesCA3:14:11#8655
2009IMT Des Moines MarathonDes MoinesIA1:39:32#230
2009Dallas Marathon WeekendDallasTX2:09:28#3644
2009Summer's Done 13.1AustinTX2:19:57#4272
20032026 2XU Long Beach Marathon & Half MarathonLong BeachCA2:45:58#2517
2001Georgetown to Idaho Springs Half MarathonUnknownCO1:56:03#972
2000Thanksgiving Day Half MarathonAtlantaGA2:00:57#2608

States Raced

1 race 2 races 3-4 races 5+ races

State Breakdown

TXTexas
33 races
MNMinnesota
6 races
CACalifornia
2 races
WIWisconsin
2 races
AZArizona
1 race
COColorado
1 race
GAGeorgia
1 race
ILIllinois
1 race
TNTennessee
0 races

50-State Challenge

9/ 51 states + DC

42 states to go