HalfRuns
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Katherine Cook

FemaleCalifornia2006–2026

56

Total Finishes

42

Distinct Races

22

States (43%)

1:34:05

PR (7:11/mi)

2:27:12

Average

-1:55:41

Faster (first to last)

Medal House

2012

3M Half Marathon

2:03:58
#2428 overall#1107 gender
2011

3M Half Marathon

2:10:12
#2468 overall#1169 gender
2011

NYCRUNS Brooklyn Ice Cream Social Half Marathon

2:18:54
#3481 overall#1259 gender
2011

Sunrise Marathon 5K/10K/13.1 SAN FRANCISCO

2:27:48
#4023 overall#1981 gender
2010

3M Half Marathon

2:09:40
#2467 overall#1119 gender
2010

Rock 'n' Roll Virgina Beach Half Marathon

2:23:07
#8193 overall#3725 gender
2009

Eversource Hartford Marathon, Half Marathon, Relay & Charity 5K

2:03:33
#1710 overall#643 gender
2009

3M Half Marathon

2:15:45
#3009 overall#1399 gender
2009

Rock 'n' Roll Washington DC

2:16:54
#3306 overall#1682 gender
2009

Great Bay Half Marathon

2:22:03
#1068 overall#509 gender
2009

25th Annual Pocatello Marathon

2:42:26
#269 overall#165 gender
2006

Dole Great Race of Agoura Hills

4:02:33
#805 overall#336 gender

Performance Timeline

PR 1:34:0520062009200920092009200920102010201120112011201220122013201420142014201520152015201520152015201620162016201720172017201820182018201820182018201920192019201920192019201920202021202220222022202220222022202320232023202320232023202320242024202520252026

Complete Race Log

YearRaceStateTimePlace
2026Austin MarathonAustinTX2:06:52#5149
2025Jackson Hole Marathon, Hole Half Marathon, Jackson Hole Quarter MarathonJacksonWY2:06:17#63
202515th Annual Rock CF Rivers Half Marathon & 5KGrosse IleMI3:10:05#687
2024NYCRUNS Brooklyn Ice Cream Social Half MarathonBrooklynNY1:57:15#6847
2024Mountains to Mainstreet Half Marathon & 5KGreenvilleSC3:09:15#1025
2023Ventura MarathonVenturaCA1:56:01#573
2023Kiawah Island MarathonKiawah IslandSC2:18:37#1874
2023Hilton Head Half & Quarter Marathon & 5KHilton Head IslandSC2:21:46#503
2023Rock the LochCastro ValleyCA2:24:17#16
2023Detroit Free Press MarathonDetroitMI2:50:03#6876
2023Kensington Aloha RunsMilfordMI2:55:41#229
20232027 Syracuse Half MarathonSyracuseNY3:16:55#1755
2022Napa to Sonoma Wine Country Half MarathonSonomaCA1:58:15#330
2022Hallowine Virtual RunHealdsburgCA1:58:19#82
2022Quarry TurkeyFremontCA2:07:04#63
2022Mountains to Mainstreet Half Marathon & 5KGreenvilleSC2:49:38#646
2022Missoula Marathon Half Marathon 5K Kids MarathonMissoulaMT2:51:35#1549
20222027 Syracuse Half MarathonSyracuseNY3:08:49#1909
2021Runtastic HAUNTED ProvoProvoUT1:45:43#285
20203M Half MarathonAustinTX2:20:17#3802
2019Half Marathon UnpluggedBurlingtonVT1:34:05#55
2019Sunrise Marathon 5K/10K/13.1 SAN FRANCISCOSan FranciscoCA2:00:03#1284
2019Napa Half MarathonNapaCA2:01:10#122
20192025 Aramco Houston Half Marathon Searchable Finish Line VideoHoustonTX2:17:56#5710
2019Historic Half Training (sponsored by FARC)FredericksburgVA2:45:08#2503
2019Rock 'n' Roll Virgina Beach Half MarathonVirginia BeachVA2:57:28#3247
2019Big River Crossing Half MarathonMemphisTN3:36:24#184
201841st Nature Made Great Race: Half Marathon, 5K, 10K, 15K, 10M, 1MAgoura HillsCA2:00:19#280
2018Dole Great Race of Agoura HillsAgoura HillsCA2:00:19#280
201815th Annual Rock CF Rivers Half Marathon & 5KGrosse IleMI2:24:46#784
2018Historic Half Training (sponsored by FARC)FredericksburgVA2:33:52#2075
2018Noyo Headlands 5K/10KFort BraggCA2:43:42#23
2018Hurt the Dirt Trail RunRockfordMI2:44:42#143
2017Shipyard Old Port Half MarathonPortlandME2:00:28#885
2017St. Jude Rock 'n' Roll SeattleSeattleWA2:35:16#6718
2017Rock 'n' Roll Las VegasLas VegasNV3:41:02#18231
2016Seattle MarathonSeattleWA2:29:14#2530
2016Sprouts Mesa - Phoenix MarathonMesaAZ2:32:08#2977
2016Detroit Free Press MarathonDetroitMI2:42:30#6934
2015Austin MarathonAustinTX2:10:02#3503
2015Red Nose Half MarathonColumbusGA2:14:16#446
20153M Half MarathonAustinTX2:16:25#3528
2015Shamrock MarathonVirginia BeachVA2:20:54#5085
2015Churchill Classic Trail RunCheboyganMI2:25:05#44
2015Visit Tuscaloosa Half Marathon + 5KTuscaloosaAL2:42:01#698
2014Historic Half Training (sponsored by FARC)FredericksburgVA2:06:32#2234
2014Running Between The VinesJacksonMI2:20:30#331
2014Flying Pig Pump and RunCincinnatiOH2:25:32#6109
2013Austin MarathonAustinTX2:05:56#3664
20123M Half MarathonAustinTX2:03:58#2428
2012Diva Myrtle Beach Half Marathon & 5KMyrtle BeachSC2:18:13#1107
20113M Half MarathonAustinTX2:10:12#2468
2011NYCRUNS Brooklyn Ice Cream Social Half MarathonBrooklynNY2:18:54#3481
2011Sunrise Marathon 5K/10K/13.1 SAN FRANCISCOSan FranciscoCA2:27:48#4023
20103M Half MarathonAustinTX2:09:40#2467
2010Rock 'n' Roll Virgina Beach Half MarathonVirginia BeachVA2:23:07#8193
2009Eversource Hartford Marathon, Half Marathon, Relay & Charity 5KHartfordCT2:03:33#1710
20093M Half MarathonAustinTX2:15:45#3009
2009Rock 'n' Roll Washington DCWashingtonDC2:16:54#3306
2009Great Bay Half MarathonNewmarketNH2:22:03#1068
200925th Annual Pocatello MarathonPocatelloID2:42:26#269
2006Dole Great Race of Agoura HillsAgoura HillsCA4:02:33#805

States Raced

1 race 2 races 3-4 races 5+ races

State Breakdown

CACalifornia
12 races
TXTexas
10 races
MIMichigan
8 races
VAVirginia
6 races
SCSouth Carolina
5 races
NYNew York
4 races
WAWashington
2 races
ALAlabama
1 race
AZArizona
1 race
CTConnecticut
1 race
DCDistrict of Columbia
1 race
GAGeorgia
1 race
IDIdaho
1 race
MEMaine
1 race
MTMontana
1 race
NHNew Hampshire
1 race
NVNevada
1 race
OHOhio
1 race
TNTennessee
1 race
UTUtah
1 race
VTVermont
1 race
NCNorth Carolina
0 races

50-State Challenge

22/ 51 states + DC

29 states to go