HalfRuns
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Mary Spencer

FemaleNew York2005–2025

37

Total Finishes

27

Different Races

16

States (32%)

1:41:46

PR (7:46/mi)

2:35:49

Average

+0:35:37

Slower (first to last)

Medal House

2012

Kentucky Derby Festival Race Weekend

3:03:53
#10249 overall#5514 gender
2011

Wahine Half Marathon & Girls 5K

2:34:04
#813 overall#808 gender
2010

Bidwell Classic 5K, 10k and Half Marathon March 7th, 2026

2:13:27
#410 overall#177 gender
2009

Detroit Free Press Marathon

1:50:40
#943 overall#237 gender
2008

Sunrise Marathon 5K/10K/13.1 KANSAS CITY

2:57:57
#3254 overall#1857 gender
2007

Rock 'n' Roll Nashville

3:05:29
#15772 overall#9242 gender
2007

2026 Beaverton Half Marathon, 5/10K Presented by NIKE

3:19:07
#2167 overall#1275 gender
2006

B.A.A. Half Marathon

2:16:09
#3015 overall#1510 gender
2006

New Bedford Half Marathon

2:27:07
#1502 overall#524 gender
2006

Rock 'n' Roll Las Vegas

2:33:22
#4509 overall#2222 gender
2005

New Bedford Half Marathon

2:20:51
#1257 overall#386 gender
2005

Rock 'n' Roll Nashville

3:01:00
#9575 overall#5375 gender

Performance Timeline

PR 1:41:46200520052006200620062007200720082009201020112012201320142014201420142015201520152015201520162018201820192019202020222022202220242024202520252025

Complete Race Log

YearRaceStateTimePlace
2025Norfolk Harbor Half MarathonNorfolkVA2:03:54#684
2025Detroit Free Press MarathonDetroitMI2:08:20#2198
2025Avenue of the Giants MarathonArcataCA2:56:28#720
2024Detroit Free Press MarathonDetroitMI2:07:28#2810
2024Rock The ParkwayKansas CityMO2:38:58#2462
2022Detroit Free Press MarathonDetroitMI2:08:05#2098
2022Pocantico Hills RacesTarrytownNY2:15:42#49
2022Kentucky Derby Festival Race WeekendLouisvilleKY4:16:15#4790
2020Detroit Free Press MarathonDetroitMI2:00:34#224
2019Kaiser Permanente Colfax MarathonDenverCO2:57:03#4106
2019Kentucky Derby Festival Race WeekendLouisvilleKY4:12:40#8080
2018Three Creeks Half MarathonEnglewoodCO2:52:09#371
2018Ralston Creek Half Marathon & 5KArvadaCO3:06:22#273
2016Novo Nordisk New Jersey MarathonLong BranchNJ2:20:41#2806
2015United Airlines NYC HalfNew YorkNY1:41:46#2544
2015Sleepy Hollow Half MarathonSleepy HollowNY1:59:03#342
2015Sprouts Mesa - Phoenix MarathonMesaAZ2:07:33#1576
2015The North Face® Endurance Challenge - New YorkBear MountainNY2:25:26#208
2015Hokie Half Marathon and 5KBlacksburgVA3:15:31#1180
2014The Unforgettable Staten Island Half MarathonStaten IslandNY1:54:09#3389
2014NYCRUNS Brooklyn Ice Cream Social Half MarathonBrooklynNY2:04:46#480
2014United Airlines NYC HalfNew YorkNY2:08:24#12916
2014Parkersburg News and Sentinel Half Marathon and Two Mile RaceParkersburgWV2:40:10#686
20133M Half MarathonAustinTX3:21:25#4941
2012Kentucky Derby Festival Race WeekendLouisvilleKY3:03:53#10249
2011Wahine Half Marathon & Girls 5KHONOLULUHI2:34:04#813
2010Bidwell Classic 5K, 10k and Half Marathon March 7th, 2026ChicoCA2:13:27#410
2009Detroit Free Press MarathonDetroitMI1:50:40#943
2008Sunrise Marathon 5K/10K/13.1 KANSAS CITYKansas CityMO2:57:57#3254
2007Rock 'n' Roll NashvilleNashvilleTN3:05:29#15772
20072026 Beaverton Half Marathon, 5/10K Presented by NIKEBeavertonOR3:19:07#2167
2006B.A.A. Half MarathonBostonMA2:16:09#3015
2006New Bedford Half MarathonNew BedfordMA2:27:07#1502
2006Rock 'n' Roll Las VegasLas VegasNV2:33:22#4509
2005New Bedford Half MarathonNew BedfordMA2:20:51#1257
2005Rock 'n' Roll NashvilleNashvilleTN3:01:00#9575

States Raced

1 race 2 races 3-4 races 5+ races

State Breakdown

NYNew York
7 races
MIMichigan
5 races
MAMassachusetts
3 races
KYKentucky
3 races
COColorado
3 races
TNTennessee
2 races
MOMissouri
2 races
CACalifornia
2 races
VAVirginia
2 races
NVNevada
1 race
OROregon
1 race
HIHawaii
1 race
TXTexas
1 race
WVWest Virginia
1 race
AZArizona
1 race
NJNew Jersey
1 race

50-State Challenge

16/ 50 states

34 states to go