HalfRuns
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Sean Brennan

MaleOhio1990–2026

144

Total Finishes

106

Different Races

18

States (36%)

1:01:35

PR (4:42/mi)

2:03:29

Average

+0:42:37

Slower (first to last)

Medal House

2006

NYRR Fred Lebow Half Marathon

1:48:46
#1191 overall#957 gender
2006

Rock 'n' Roll Chicago Half Marathon

1:56:47
#2603 overall#1823 gender
2006

Chicago Distance Classic -

1:56:47
#2602 overall#1823 gender
2006

Life Time Chicago Half Marathon + 5K

1:57:29
#2831 overall#1787 gender
2004

Baltimore Running Festival

2:14:52
#1859 overall#994 gender
2002

Rock 'n' Roll Nashville

1:55:54
#1148 overall#802 gender
2002

NYRR Fred Lebow Half Marathon

2:21:27
#4028 overall#2566 gender
1999

Beer City Half San Diego

1:50:50
#1649 overall#1291 gender
1991

The Unforgettable Staten Island Half Marathon

1:43:25
#577 overall#527 gender
1991

Less Popular Brooklyn Half Marathon

2:10:09
#1136 overall#941 gender
1990

Less Popular Brooklyn Half Marathon

2:07:03
#1363 overall#1132 gender
1987

Less Popular Brooklyn Half Marathon

1:56:53
#1362 overall#1181 gender

Performance Timeline

PR 1:01:351987199019911991199920022002200420062006200620062006200620072008200820092009200920102010201020102010201020112011201220122012201220132014201420142014201420142014201520152015201520152015201520162016201620162016201620172017201720172017201720172018201820182018201820182018201820182018201820182018201820192019201920192019201920192019201920192019201920192020202020202020202120212021202120212021202120212021202120212021202220222022202220222022202220222023202320232023202320232023202420242024202420242024202420242024202420242024202420242025202520252025202520252025202520252025202520252025202520252025202520252025202520252025202520252026202620262026

Complete Race Log

YearRaceStateTimePlace
2026Love Run Half MarathonPhiladelphiaPA1:22:02#108
2026Greater Buffalo Track Club Grand Island Half MarathonGrand IslandNY1:35:44#46
2026Sunrise Marathon 5K/10K/13.1 LOS ANGELESLos AngelesCA1:49:43#40
2026Time Travel Half-Marathon (and 5k/10k) - ClevelandClevelandOH2:39:30#37
2025Winter Trail Fest Half Marathon and 5 Mile - EastsideBrightonMI——
2025West of the River Series (June Jaunt, The Potato Run, and Barbecue Bash Quarters)RochesterNY1:37:26#2
2025Mighty Niagara Half Marathon & Hospice Dash 5K—1:37:35#68
2025Queens MarathonQueensNY1:38:14#55
2025Lake Placid Marathon and Half and 10KLake PlacidNY1:40:18#38
2025United Airlines NYC HalfNew YorkNY1:43:39#5008
2025The Best Races 5K/10K/13.1 (2025 TIMED Results)All LocationsNY1:48:07#119
2025Niagara Falls USA Marathon, Half Marathon and Historic Lewiston 5KLewistonNY1:49:50#17
2025Niagara Falls USA Marathon, Half Marathon, 10K and Historic Lewiston 5K—1:49:50#17
2025Carpe Diem - Carpe Noctem Half Marathon and 10K - MICommerce TownshipMI1:54:10#10
2025Meijer Festival of Races presented by Cherry Bay OrchardsTraverse CityMI1:54:56#120
2025Meijer Festival of RacesTraverse CityMI1:54:57#120
2025Trenton Summerfest Half Marathon, 8K, and 5KTrentonMI1:59:28#67
2025Trenton Summer Festival 5K, 8K, and 1 Mile Fun RunTrentonMI1:59:29#68
2025Paine to Pain Trail Half MarathonNew RochelleNY2:02:33#237
2025Greater St. Louis MarathonSt. LouisMO2:06:34#1475
2025Summer Trail Fest Ultra 50 Mile, 50K, Half Marathon, & 5 MilerLaingsburgMI2:10:15#65
2025Fairport Harbor Lighthouse Half MarathonFairport HarborOH2:18:14#149
2025Hometown Half Marathon & 5k/10k - ClevelandClevelandOH2:19:46#21
2025River Run Half MarathonBereaOH2:25:49#654
2025Lincoln-Way Half MarathonFrankfortIL2:27:59#77
2025Lincoln-Way Half MarathonFrankfortIL2:27:59#77
2025Sleeping Bear Marathon, Half Marathon & 5KEmpireMI2:36:59#482
2025Hall of Fame Half Marathon/Relay - Pro Football Hall of Fame Race SeriesCantonOH2:45:00#441
2025Pittsburgh Marathon WeekendPittsburghPA3:21:50#11373
2024Love Run Half MarathonPhiladelphiaPA1:25:38#134
2024Philadelphia MarathonPhiladelphiaPA1:26:28#192
20242027 Zeigler Kalamazoo MarathonKalamazooMI1:43:30#80
2024EVL Halloween Half Marathon, 5k, Half Marathon RelayEllicottvilleNY1:44:47#75
2024Detroit Free Press MarathonDetroitMI1:49:30#825
2024Go! St. Louis Halloween 10K/5K/Fun RunSaint LouisMO2:00:48#261
2024Paine to Pain Trail Half MarathonNew RochelleNY2:00:49#170
2024Pinckney Trail WeekendPinckneyMI2:07:27#81
2024Run WoodstockPinckneyMI2:07:28#35
2024The LegendLaingsburgMI2:10:29#37
2024Coastal Delaware Running FestivalRehoboth BeachDE2:15:21#688
2024Coastal Delaware Running FestivalDewey BeachDE2:15:22#688
2024Fairport Harbor Lighthouse Half MarathonFairport HarborOH2:27:57#149
2024Northern Ohio Half Marathon, 2-Person Relay, & 5KMentorOH2:29:06#146
2023Greater Buffalo Track Club Grand Island Half MarathonGrand IslandNY1:37:41#49
2023Paine to Pain Trail Half MarathonNew RochelleNY2:10:08#255
2023Coastal Delaware Running FestivalRehoboth BeachDE2:16:42#609
2023Coastal Delaware Running FestivalDewey BeachDE2:16:42#609
2023Rock Hall Half Marathon presented by INFINITIClevelandOH2:19:30#499
2023MERCY HEALTH GLASS CITY MARATHONToledoOH2:23:25#1493
2023Northern Ohio Half Marathon, 2-Person Relay, & 5KMentorOH2:29:49#88
20222024 Medina Half Marathon and 5KMedinaOH1:59:50#192
2022Key West Half Marathon & 5K, 8K, 10K, Rum Stroll & Beer MileKey WestFL2:06:01#358
2022Runners Marathon and Half Marathon of RestonRestonVA2:10:35#141
2022Hill Yeah! Half MarathonConcordOH2:11:03#76
2022Portland MarathonPortlandOR2:26:34#2068
2022Eversource Hartford Marathon, Half Marathon, Relay & Charity 5KHartfordCT2:27:51#2377
2022The Jim Thorpe Area Running FestivalJim ThorpePA2:30:55#319
2022Pittsburgh Marathon WeekendPittsburghPA3:56:19#8403
2021Bucks County MarathonWashington CrossingPA1:39:23#11
2021Less Popular Brooklyn Half MarathonBrooklynNY1:42:05#758
2021Whidbey Island MarathonOak HarborWA1:43:25#29
2021Mighty Niagara Half Marathon & Hospice Dash 5KYoungstownNY1:45:03#56
2021Mighty Niagara Half Marathon & Hospice Dash 5K—1:45:03#56
2021Coast Guard MarathonElizabeth CityNC1:46:22#217
2021Rock Hall Half Marathon presented by INFINITIClevelandOH1:51:11#107
20212024 Medina Half Marathon and 5KMedinaOH1:54:19#190
2021Newburyport Fall Half MarathonNewburyportMA1:58:26#420
2021Towpath Half - Half Marathon and 5 MilerClevelandOH1:59:02#124
2021Paine to Pain Trail Half MarathonNew RochelleNY2:01:26#265
2021Havasu Half Marathon & 5KLake Havasu CityAZ2:09:05#149
2020Sunrise Marathon 5K/10K/13.1 SAN FRANCISCOSan FranciscoCA1:47:04#71
2020Lake Powell Half MarathonPageAZ2:36:28#247
2020Run the Vineyards - Cork High & Bottle Deep - Half MarathonWilliamstownNJ2:40:03#206
2020Historic Half Training (sponsored by FARC)FredericksburgVA3:06:00#3925
2019Hofbräuhaus ClevelandClevelandOH1:35:44#39
2019Hofbrauhaus ClevelandClevelandOH1:35:44#39
2019Air Force Marathon—1:52:09#1904
20192024 Medina Half Marathon and 5KMedinaOH1:59:03#198
2019River Run Half MarathonBereaOH1:59:12#321
2019Historic Half Training (sponsored by FARC)FredericksburgVA1:59:33#540
2019Toledo Mini MarathonToledoOH1:59:41#161
2019Muddy Mini 5K, 1/4 & 1/2 MarathonMaumeeOH1:59:41#161
2019End of the Road Half Marathon & One Tunnel 4 MilerWaterfallPA2:16:57#207
2019Shamrock Shuffle - HarmonyHarmonyPA2:17:46#89
2019Rock Hall Half Marathon presented by INFINITIClevelandOH2:22:50#589
2019Prince William Half MarathonBristowVA2:23:59#599
2019Air Force MarathonDaytonOH2:43:10#1902
2018River Run Half MarathonBereaOH1:47:16#133
2018Nittany Valley Half MarathonState CollegePA1:51:18#204
2018Toledo Mini MarathonToledoOH1:54:55#96
2018Hill Yeah! Half MarathonConcordOH1:59:03#104
2018Cedar Point 5k ChallengeSanduskyOH1:59:12#100
2018Rock Hall Half Marathon presented by INFINITIClevelandOH1:59:25#414
2018First Energy Akron MarathonAkronOH2:02:37#1002
201821st Annual Buffalo Creek Half MarathonCabotPA2:03:45#401
2018Rock ‘n' Roll Washington DCWashingtonDC2:04:02#3832
2018Newburyport Half Marathon and RelayNewburyportMA2:08:14#1093
2018Newburyport Half Marathon—2:08:14#1093
2018Rock 'n' Roll Chicago Half MarathonChicagoIL2:16:12#4419
2018Air Force MarathonDaytonOH2:51:57#2176
2018St. Jude Rock 'n' Roll SeattleSeattleWA3:07:08#7540
2017Fall ClassicStrongsvilleOH1:40:01#63
2017River Run Half MarathonBereaOH1:40:25#101
2017Buckeye Half Marathon & RelayPeninsulaOH1:40:30#36
2017Cedar Point 5k ChallengeSanduskyOH1:49:46#64
2017Oregon Wine Country Half MarathonDaytonOR1:52:30#191
2017Rocky RunPhiladelphiaPA1:59:37#491
2017Rock Hall Half Marathon presented by INFINITIClevelandOH2:04:37#444
2016Shamrock MarathonVirginia BeachVA1:26:06#74
2016Fallen Comrades Half MarathonWest PointNY1:32:39#40
2016River Run Half MarathonBereaOH1:33:31#54
2016Northern Ohio Half Marathon, 2-Person Relay, & 5KMentorOH1:59:18#139
2016Cypress Half Marathon & 5K presented by Houston MethodistCypressTX2:00:48#403
2016Rock Hall Half Marathon presented by INFINITIClevelandOH2:08:44#441
2015UConn Health Half MarathonSimsburyCT1:01:35#301
2015Beer City Half San DiegoSan DiegoCA1:56:50#865
2015Carlsbad MarathonCarlsbadCA2:22:32#3845
2015Carlsbad Marathon—2:22:32#3845
20152026 Anchorage Mayor's Marathon & Half MarathonAnchorageAK2:24:19#839
2015La Jolla Half Marathon—2:27:03#3485
2015La Jolla Half Marathon, 10K, & 5KLa JollaCA2:27:57#3562
2014Corvallis Half MarathonCorvallisOR1:34:49#61
2014River Run Half MarathonBereaOH1:50:24#369
2014Disneyland Half Marathon WeekendAnaheimCA2:14:37#2822
2014America's Finest City Half Marathon—2:15:56#2630
2014Rock 'n' Roll Las VegasLas VegasNV2:23:17#10504
2014Baltimore Running FestivalBaltimoreMD2:42:58#6722
2014Rock 'n' Roll Arizona MarathonPhoenixAZ3:01:33#11043
2013Rock 'n' Roll Arizona MarathonPhoenixAZ1:53:46#2080
2012River Run Half MarathonBereaOH1:32:55#86
2012Mighty Niagara Half Marathon & Hospice Dash 5KYoungstownNY1:33:37#34
2012Runner's World Half Marathon and FestivalBethlehemPA1:38:32#248
2012Five Points Of LifeGainesvilleFL3:36:57#682
2011MERCY HEALTH GLASS CITY MARATHONToledoOH1:33:46#78
2011Sunrise Marathon 5K/10K/13.1 KANSAS CITYKansas CityMO1:51:20#852
2010Greater Buffalo Track Club Grand Island Half MarathonGrand IslandNY1:33:05#31
2010River Run Half MarathonBereaOH1:35:57#89
2010Space Coast Marathon & Half MarathonCocoaFL1:54:16#334
2010Life Time Chicago Half Marathon + 5KChicagoIL2:06:34#5962
2010Rock 'n' Roll Las VegasLas VegasNV3:36:17#18273
2010Rock 'n' Roll Arizona MarathonPhoenixAZ4:12:41#21357
2009Buffalo Marathon WeekendBuffaloNY1:34:33#76
2009Greater Buffalo Track Club Grand Island Half MarathonGrand IslandNY1:41:17#65
2009Rock 'n' Roll Arizona MarathonPhoenixAZ3:11:15#18125
2008Philadelphia MarathonPhiladelphiaPA2:28:09#3861
2008Lake Geneva Marathon Events—2:57:16#474
2007Rock 'n' Roll Chicago Half MarathonChicagoIL1:58:08#2710
2006NYRR Fred Lebow Half MarathonNew YorkNY1:48:46#1191
2006Rock 'n' Roll Chicago Half MarathonChicagoIL1:56:47#2603
2006Chicago Distance Classic -—1:56:47#2602
2006Life Time Chicago Half Marathon + 5KChicagoIL1:57:29#2831
2006Run SF "Golden Gate City" 5K/10K/13.1San FranciscoCA1:57:42#654
200617th Annual Myrtle Beach Mini Marathon & Coastal 5KMyrtle BeachSC2:01:48#1058
2004Baltimore Running FestivalBaltimoreMD2:14:52#1859
2002Rock 'n' Roll NashvilleNashvilleTN1:55:54#1148
2002NYRR Fred Lebow Half MarathonNew YorkNY2:21:27#4028
1999Beer City Half San DiegoSan DiegoCA1:50:50#1649
1991The Unforgettable Staten Island Half MarathonStaten IslandNY1:43:25#577
1991Less Popular Brooklyn Half MarathonBrooklynNY2:10:09#1136
1990Less Popular Brooklyn Half MarathonBrooklynNY2:07:03#1363
1987Less Popular Brooklyn Half MarathonBrooklynNY1:56:53#1362

States Raced

1 race 2 races 3-4 races 5+ races

State Breakdown

OHOhio
42 races
NYNew York
26 races
PAPennsylvania
14 races
MIMichigan
13 races
CACalifornia
8 races
ILIllinois
7 races
AZArizona
6 races
VAVirginia
5 races
FLFlorida
3 races
MOMissouri
3 races
OROregon
3 races
CTConnecticut
2 races
MAMassachusetts
2 races
NVNevada
2 races
WAWashington
2 races
DCDistrict of Columbia
1 race
NJNew Jersey
1 race
TXTexas
1 race

50-State Challenge

18/ 50 states

32 states to go