HalfRuns
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Mary Kessler

FemalePennsylvania2007–2025

34

Total Finishes

21

Different Races

6

States (12%)

1:55:09

PR (8:47/mi)

2:10:38

Average

-0:07:44

Faster (first to last)

Medal House

2012

Rock ‘n’ Roll Philadelphia Half Marathon

2:00:15
#5623 overall#2299 gender
2011

Rock ‘n’ Roll Philadelphia Half Marathon

2:00:29
#6583 overall#2631 gender
2011

Bird-in-Hand Half Marathon, 5K, and Kid's Fun Run

2:01:28
#127 overall#39 gender
2010

Rock ‘n’ Roll Philadelphia Half Marathon

2:05:57
#3011 overall#3011 gender
2010

Rock 'n' Roll Washington DC

2:06:58
#3827 overall#1739 gender
2009

YMCA Harrisburg Half & 10K

2:04:14
#541 overall#194 gender
2009

Rock 'n' Roll Arizona Marathon

3:11:04
#18099 overall#10844 gender
2008

Rock 'n' Roll Washington DC

2:10:31
#1978 overall#932 gender
2008

Rock ‘n’ Roll Philadelphia Half Marathon

2:12:05
#8663 overall#3602 gender
2008

2026 2XU Long Beach Marathon & Half Marathon

3:56:07
#7240 overall#4216 gender
2007

Rock ‘n’ Roll Philadelphia Half Marathon

2:06:32
#7185 overall#2662 gender
2007

2026 2XU Long Beach Marathon & Half Marathon

4:02:32
#5907 overall#3300 gender

Performance Timeline

PR 1:55:092007200720082008200820092009201020102011201120122012201220122012201220132013201320132014201420142014201520152015201520162016201720202021202120212021202220222023202320232024202420242025

Complete Race Log

YearRaceStateTimePlace
2025Rehoboth Seashore Marathon and Half MarathonRehoboth BeachDE1:58:48#645
2024Coastal Delaware Running FestivalRehoboth BeachDE2:00:56#397
2024Coastal Delaware Running FestivalDewey BeachDE2:00:56#397
202417th Seashore Classic 1/2 Marathon, 2-person Relay & 5k Run/WalkLewesDE2:01:14#61
2023Coastal Delaware Running FestivalRehoboth BeachDE1:56:58#241
2023Coastal Delaware Running FestivalDewey BeachDE1:56:58#241
20232026 National Women's Half Marathon and 8KWashingtonDC2:11:08#622
20222026 National Women's Half Marathon and 8KWashingtonDC1:55:09#257
2022Rehoboth Seashore Marathon and Half MarathonRehoboth BeachDE1:57:09#492
2021Rehoboth Seashore Marathon and Half MarathonRehoboth BeachDE1:57:25#453
2021Coastal Delaware Running FestivalDewey BeachDE1:59:11#267
2021America's Shamrock RunAnywhereTN2:05:20#158
2021Bethany Beach Lifesaving MileBethany BeachDE2:08:13#52
2020B.A.A. Half MarathonBostonMA2:04:14#3159
2017Rock 'n' Roll Washington DCWashingtonDC2:14:08#6464
2016Hatfield OctoHalf MarathonHatfieldPA1:58:41#144
2016Rock ‘n’ Roll Philadelphia Half MarathonPhiladelphiaPA1:59:17#2602
2015Navy Air Force Half Marathon & Navy 5-MilerWashingtonDC1:55:55#1364
2015Shamrock MarathonVirginia BeachVA1:58:06#2336
2015Bird-in-Hand Half Marathon, 5K, and Kid's Fun RunBird In HandPA1:58:52#381
2015St. Michaels Running FestivalSaint MichaelsMD2:04:32#371
2014Alexandria Running FestivalAlexandriaVA1:56:27#275
2014Rock ‘n’ Roll Philadelphia Half MarathonPhiladelphiaPA1:59:39#4430
2014Bird-in-Hand Half Marathon, 5K, and Kid's Fun RunBird In HandPA2:01:45#303
2014Gettysburg Festival of RacesGettysburgPA2:02:47#290
2013Rock ‘n’ Roll Philadelphia Half MarathonPhiladelphiaPA1:55:24#4850
2013Bird-in-Hand Half Marathon, 5K, and Kid's Fun RunBird In HandPA1:56:25#404
2013Philadelphia MarathonPhiladelphiaPA1:57:40#3372
2013Rock 'n' Roll Washington DCWashingtonDC2:03:49#7116
2012Rock ‘n’ Roll Philadelphia Half MarathonPhiladelphiaPA2:00:15#5623
2012Bird-in-Hand Half Marathon, 5K, and Kid's Fun RunBird In HandPA2:01:49#352
2012B.A.A. Half MarathonBostonMA2:06:08#3332
2012Delaware Running FestivalWilmingtonDE2:08:11#464
2012Philadelphia MarathonPhiladelphiaPA2:09:33#5338
2012Rock 'n' Roll Washington DCWashingtonDC2:10:26#7476
2011Rock ‘n’ Roll Philadelphia Half MarathonPhiladelphiaPA2:00:29#6583
2011Bird-in-Hand Half Marathon, 5K, and Kid's Fun RunBird In HandPA2:01:28#127
2010Rock ‘n’ Roll Philadelphia Half MarathonPhiladelphiaPA2:05:57#3011
2010Rock 'n' Roll Washington DCWashingtonDC2:06:58#3827
2009YMCA Harrisburg Half & 10KHarrisburgPA2:04:14#541
2009Rock 'n' Roll Arizona MarathonPhoenixAZ3:11:04#18099
2008Rock 'n' Roll Washington DCWashingtonDC2:10:31#1978
2008Rock ‘n’ Roll Philadelphia Half MarathonPhiladelphiaPA2:12:05#8663
20082026 2XU Long Beach Marathon & Half MarathonLong BeachCA3:56:07#7240
2007Rock ‘n’ Roll Philadelphia Half MarathonPhiladelphiaPA2:06:32#7185
20072026 2XU Long Beach Marathon & Half MarathonLong BeachCA4:02:32#5907

States Raced

1 race 2 races 3-4 races 5+ races

State Breakdown

PAPennsylvania
18 races
DEDelaware
11 races
DCDistrict of Columbia
8 races
CACalifornia
2 races
MAMassachusetts
2 races
VAVirginia
2 races

50-State Challenge

6/ 51 states + DC

45 states to go