HalfRuns
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Jeffrey Klein

MaleNew York1999–2025

67

Total Finishes

39

Distinct Races

13

States (25%)

1:34:16

PR (7:12/mi)

2:08:27

Average

+0:50:52

Slower (first to last)

Medal House

2009

American River Parkway Half Marathon

1:59:25
#511 overall#328 gender
2009

Kentucky Derby Festival Race Weekend

2:34:58
#5931 overall#3216 gender
2008

Kentucky Derby Festival Race Weekend

2:07:40
#3848 overall#2569 gender
2008

Thanksgiving Day Half Marathon

2:29:31
#6925 overall#3852 gender
2007

Surf City Marathon

1:57:38
#2045 overall#1355 gender
2006

Greater St. Louis Marathon

1:55:53
#1500 overall#1007 gender
2005

Rock 'n' Roll Las Vegas

2:09:51
#1850 overall#1152 gender
2003

Kentucky Derby Festival Race Weekend

1:55:50
#2090 overall#1681 gender
2003

LONG ISLAND MARATHON FESTIVAL

3:02:53
#3067 overall#1941 gender
2002

Rock 'n' Roll Las Vegas

2:05:20
#1807 overall#1131 gender
1999

Santa Barbara Half Marathon & 5K

1:54:05
#337 overall#240 gender
1999

LONG ISLAND MARATHON FESTIVAL

2:19:15
#3411 overall#2363 gender

Performance Timeline

PR 1:34:1619991999200220032003200520062007200820082009200920102010201020102011201120122013201320142014201420142014201520152015201620162016201620162017201720172017201720172017201720182018201820182018201820192019202120222022202220222022202220222023202320242024202420242025202520252025

Complete Race Log

YearRaceStateTimePlace
2025TMC Arizona Distance Classic Half Marathon, Quarter Marathon and 5KOro ValleyAZ1:47:35#65
2025Mission Inn RunRiversideCA2:15:33#628
2025Game On! Run Singer IslandRiviera BeachFL2:44:57#336
2025Game On! Run Singer IslandSinger IslandFL2:44:57#334
2024Tucson MarathonTucsonAZ1:42:12#191
2024Sprouts Mesa - Phoenix MarathonMesaAZ1:44:53#616
2024Vail Trail ScrambleVailAZ2:11:12#34
2024The LESS Popular Brooklyn Half Marathon!BrooklynNY2:42:00#25103
2023Honor Run Half MarathonFlorenceKY1:51:56#118
2023United Airlines NYC HalfNew YorkNY2:06:32#12905
2022Kentucky Derby Festival Race WeekendLouisvilleKY1:53:41#821
2022JSRC RunAPaloozaAsbury ParkNJ2:08:55#521
2022Runapalooza Asbury ParkAsbury ParkNJ2:08:55#526
2022The LESS Popular Brooklyn Half Marathon!BrooklynNY2:17:36#12190
2022Flying Pig Pump and RunCincinnatiOH2:19:50#3146
2022United Airlines NYC HalfNew YorkNY2:20:46#15538
2022Run SAN DIEGO 5K/10K/13.1San DiegoCA2:35:32#2865
20212026 Disney Wine & Dine Half Marathon WeekendOrlandoFL3:43:00#9082
2019Huckleberry Half MarathonWelchesOR1:53:54#49
2019The LESS Popular Brooklyn Half Marathon!BrooklynNY2:14:00#17559
2018Rock 'n' Roll Chicago Half MarathonChicagoIL1:42:36#564
2018Rock 'n' Roll Arizona MarathonPhoenixAZ1:45:19#651
2018Everyone Runs Veteran's DayTucsonAZ1:53:24#41
2018The LESS Popular Brooklyn Half Marathon!BrooklynNY2:02:50#12994
2018Vail Trail ScrambleVailAZ2:10:26#45
2018Arizona Trail Vail ScrambleVailAZ2:10:26#45
2017United Airlines NYC HalfNew YorkNY1:43:45#3147
2017Tucson MarathonTucsonAZ1:48:02#179
2017The LESS Popular Brooklyn Half Marathon!BrooklynNY1:52:47#8548
2017Everyone Runs Veteran's DayTucsonAZ1:53:57#47
20172026 Superhero Half Marathon and RelayMorristownNJ1:58:56#355
2017Vail Trail ScrambleVailAZ2:12:39#48
2017Arizona Trail Vail ScrambleVailAZ2:12:40#48
2017The Unforgettable Staten Island Half Marathon!Staten IslandNY2:13:37#6082
2016United Airlines NYC HalfNew YorkNY1:34:16#1396
2016PRESALE 2027 AmeriHealth New Jersey April Fools Half Marathon & 8KAtlantic CityNJ1:36:30#39
2016The LESS Popular Brooklyn Half Marathon!BrooklynNY1:38:22#2465
20162027 Walt Disney World® Marathon WeekendOrlandoFL2:09:27#3164
2016Oregon Wine Country Half MarathonDaytonOR2:37:56#709
2015The LESS Popular Brooklyn Half Marathon!BrooklynNY1:41:59#3332
2015The Unforgettable Staten Island Half Marathon!Staten IslandNY1:49:41#2004
2015NYRR Fred Lebow Half MarathonNew YorkNY2:07:57#2860
2014The LESS Popular Brooklyn Half Marathon!BrooklynNY1:44:00#4229
2014PRESALE 2027 AmeriHealth New Jersey April Fools Half Marathon & 8KAtlantic CityNJ1:48:07#206
2014United Airlines NYC HalfNew YorkNY2:21:00#16529
20142026 Disneyland® Half Marathon Weekend presented by HONDAAnaheimCA2:21:08#3625
20142025 500 Festival Running EventsIndianapolisIN3:04:18#20489
2013The LESS Popular Brooklyn Half Marathon!BrooklynNY2:01:30#11989
2013AmeriHealth Atlantic City Marathon, Half Marathon, 10K & G. Larry James 5KAtlantic CityNJ2:05:22#513
2012The LESS Popular Brooklyn Half Marathon!BrooklynNY2:10:27#9920
2011Rock 'n' Roll Virgina Beach Half MarathonVirginia BeachVA1:42:01#619
2011LONG ISLAND MARATHON FESTIVALEast MeadowNY2:09:59#2388
2010Allianz Richmond Marathon, CarMax Richmond Half Marathon, & Richmond 8kRichmondVA1:37:03#263
20102026 - San Antonio MarathonSan AntonioTX1:49:35#1778
20102025 500 Festival Running EventsIndianapolisIN2:39:04#20423
2010The Unforgettable Staten Island Half Marathon!Staten IslandNY2:40:25#4531
2009American River Parkway Half MarathonSacramentoCA1:59:25#511
2009Kentucky Derby Festival Race WeekendLouisvilleKY2:34:58#5931
2008Kentucky Derby Festival Race WeekendLouisvilleKY2:07:40#3848
2008Thanksgiving Day Half MarathonAtlantaGA2:29:31#6925
2007Surf City MarathonHuntington BeachCA1:57:38#2045
2006Greater St. Louis MarathonSt. LouisMO1:55:53#1500
2005Rock 'n' Roll Las VegasLas VegasNV2:09:51#1850
2003Kentucky Derby Festival Race WeekendLouisvilleKY1:55:50#2090
2003LONG ISLAND MARATHON FESTIVALEast MeadowNY3:02:53#3067
2002Rock 'n' Roll Las VegasLas VegasNV2:05:20#1807
1999Santa Barbara Half Marathon & 5KSanta BarbaraCA1:54:05#337
1999LONG ISLAND MARATHON FESTIVALEast MeadowNY2:19:15#3411

States Raced

1 race 2 races 3-4 races 5+ races

State Breakdown

NYNew York
22 races
AZArizona
12 races
CACalifornia
6 races
NJNew Jersey
6 races
KYKentucky
5 races
FLFlorida
4 races
INIndiana
2 races
NVNevada
2 races
OROregon
2 races
VAVirginia
2 races
ILIllinois
1 race
MOMissouri
1 race
TXTexas
1 race

50-State Challenge

13/ 51 states + DC

38 states to go