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JK
Jeff Klein
MaleIllinois1996–2026
161
Total Finishes
75
Distinct Races
21
States (41%)
1:32:31
PR (7:04/mi)
2:05:46
Average
-2:19:10
Faster (first to last)
Medal House
2006
March Madness Half Marathon
2:03:22
#736 overall#507 gender
2005
Cowtown Marathon, Half Marathon and Ultra Marathon
2:39:58
#1039 overall#612 gender
2004
LONG ISLAND MARATHON FESTIVAL
2:05:38
#1625 overall#1163 gender
2003
Rock ‘n’ Roll Philadelphia Half Marathon
1:56:43
#3671 overall#2603 gender
2003
Dallas Marathon Weekend
2:15:34
#1559 overall#973 gender
2002
March Madness Half Marathon
1:52:12
#808 overall#619 gender
2001
March Madness Half Marathon
1:57:45
#784 overall#591 gender
2000
Beer City Half™ San Diego
1:33:02
#257 overall#225 gender
2000
Life Time Chicago Half Marathon + 5K
2:03:54
#2274 overall#1525 gender
1999
Beer City Half™ San Diego
1:38:58
#726 overall#614 gender
1999
Life Time Chicago Half Marathon + 5K
2:06:09
#2780 overall#1798 gender
1996
Pikes Peak Ascent
4:07:48
#606 overall#501 gender
Performance Timeline
Complete Race Log
| Year | Race | State | Time | Place |
|---|---|---|---|---|
| 2026 | Shark Bite Half Marathon & 5kNew Smyrna Beach | FL | 1:48:38 | #136 |
| 2025 | Jackass Half Marathon & 5kKellogg | ID | 1:37:44 | #22 |
| 2025 | Missoula Marathon Half Marathon 5K Kids MarathonMissoula | MT | 1:42:43 | #196 |
| 2025 | Tucson MarathonTucson | AZ | 2:05:47 | #655 |
| 2025 | Shark Bite Half Marathon & 5kNew Smyrna Beach | FL | 2:09:53 | #268 |
| 2025 | Fall ClassicStrongsville | OH | 2:25:37 | #502 |
| 2025 | Get in GearMinneapolis | MN | 2:35:42 | #1381 |
| 2025 | Eau Claire MarathonEau Claire | WI | 2:44:42 | #1596 |
| 2024 | Jackass Half Marathon & 5kKellogg | ID | 1:39:33 | #13 |
| 2024 | Missoula Marathon Half Marathon 5K Kids MarathonMissoula | MT | 1:43:10 | #185 |
| 2024 | Superhero Half-Marathon and RelayMorris Township | NJ | 2:08:37 | #334 |
| 2024 | 2026 Superhero Half Marathon and RelayMorristown | NJ | 2:08:37 | #309 |
| 2024 | Nashville 1/2 MarathonNashville | TN | 2:14:07 | #1124 |
| 2024 | Fall ClassicStrongsville | OH | 2:27:23 | #436 |
| 2024 | 2025 500 Festival Running EventsIndianapolis | IN | 2:49:25 | #10834 |
| 2024 | American River Parkway Half MarathonSacramento | CA | 2:50:28 | #647 |
| 2023 | Missoula Marathon Half Marathon 5K Kids MarathonMissoula | MT | 1:45:04 | #219 |
| 2023 | Jackass Half Marathon & 5kKellogg | ID | 1:48:27 | #60 |
| 2023 | Tucson MarathonTucson | AZ | 1:52:20 | #321 |
| 2023 | Golden Leaf Half MarathonAspen | CO | 2:18:09 | #144 |
| 2023 | Palm Bluff Trail Race and Ultra MarathonOsteen | FL | 2:27:49 | #43 |
| 2023 | Cincinnati Hungry Turkey Half Marathon & 5KCincinnati | OH | 2:34:10 | #261 |
| 2022 | North Shore ClassicHighland Park | IL | 1:46:09 | #142 |
| 2022 | Wisconsin MarathonKenosha | WI | 1:52:12 | #147 |
| 2022 | Chicago Spring Half MarathonChicago | IL | 1:52:19 | #907 |
| 2022 | Missoula Marathon Half Marathon 5K Kids MarathonMissoula | MT | 1:54:28 | #412 |
| 2022 | Oakland Running FestivalOakland | CA | 1:57:51 | #779 |
| 2022 | Golden Leaf Half MarathonAspen | CO | 2:22:16 | #154 |
| 2022 | Sunburst RacesSouth Bend | IN | 2:58:42 | #595 |
| 2022 | Sunburst Races - South BendSouth Bend | IN | 2:58:43 | #595 |
| 2022 | Irving MarathonIrving | TX | 3:02:29 | #692 |
| 2021 | Wisconsin MarathonKenosha | WI | 1:53:10 | #198 |
| 2021 | Napa to Sonoma Wine Country Half MarathonSonoma | CA | 3:03:46 | #1585 |
| 2019 | Oakland Running FestivalOakland | CA | 1:55:06 | #699 |
| 2019 | Urban Bourbon Half Marathon and 5KLouisville | KY | 2:16:01 | #1535 |
| 2019 | Philadelphia MarathonPhiladelphia | PA | 2:18:03 | #7617 |
| 2019 | Bad BassCastro Valley | CA | 2:18:22 | #63 |
| 2019 | Greater St. Louis MarathonSt. Louis | MO | 2:23:46 | #2277 |
| 2019 | Golden Leaf Half MarathonAspen | CO | 2:48:33 | #484 |
| 2018 | EPIC Marathon and Running FestivalGreen Bay | WI | 1:38:07 | #145 |
| 2018 | North Shore ClassicHighland Park | IL | 1:39:06 | #62 |
| 2018 | Northshore half marathonHighland Park | IL | 1:39:07 | #62 |
| 2018 | Wisconsin MarathonKenosha | WI | 1:41:56 | #80 |
| 2018 | South Shore Half MarathonMilwaukee | WI | 1:43:06 | #152 |
| 2018 | Golden Leaf Half MarathonAspen | CO | 2:11:26 | #144 |
| 2018 | Urban Cow Half MarathonSacramento | CA | 2:20:00 | #1647 |
| 2018 | Rock 'n' Roll Chicago Half MarathonChicago | IL | 2:20:32 | #5007 |
| 2018 | Rock ‘n’ Roll Philadelphia Half MarathonPhiladelphia | PA | 2:28:23 | #4566 |
| 2018 | Sunburst RacesSouth Bend | IN | 2:48:32 | #938 |
| 2018 | Sunburst Races - South BendSouth Bend | IN | 2:48:32 | #938 |
| 2018 | 3M Half MarathonAustin | TX | 2:55:49 | #5044 |
| 2018 | Runtastic HAUNTED ProvoProvo | UT | 3:00:08 | #1557 |
| 2017 | Prince William Half MarathonBristow | VA | 1:32:31 | #38 |
| 2017 | Crawlin' Crab Half MarathonHampton | VA | 1:37:13 | #23 |
| 2017 | Wisconsin MarathonKenosha | WI | 1:38:03 | #55 |
| 2017 | EPIC Marathon and Running FestivalGreen Bay | WI | 1:38:30 | #177 |
| 2017 | Midwest Financial Group Madison Mini MarathonMadison | WI | 1:43:27 | #262 |
| 2017 | Rock 'n' Roll Chicago Half MarathonChicago | IL | 1:43:44 | #660 |
| 2017 | North Shore ClassicHighland Park | IL | 1:47:17 | #131 |
| 2017 | MO' Cowbell Marathon/Half-Marathon/10K/5KSaint Charles | MO | 2:09:52 | #863 |
| 2017 | Urban Cow Half MarathonSacramento | CA | 2:10:29 | #1177 |
| 2017 | Golden Leaf Half MarathonAspen | CO | 2:43:18 | #425 |
| 2017 | Star Wars Half Marathon - The Dark SideLake Buena Vista | FL | 2:53:41 | #7953 |
| 2017 | Rock n Roll NashvilleNashville | TN | 2:59:08 | #12545 |
| 2016 | Prince William Half MarathonBristow | VA | 1:38:31 | #56 |
| 2016 | North Shore ClassicHighland Park | IL | 1:42:03 | #103 |
| 2016 | Wisconsin MarathonKenosha | WI | 1:43:09 | #159 |
| 2016 | Sunrise Marathon 5K/10K/13.1 SAN FRANCISCOSan Francisco | CA | 1:44:27 | #485 |
| 2016 | Rock 'n' Roll Chicago Half MarathonChicago | IL | 1:47:20 | #1152 |
| 2016 | Midwest Financial Group Madison Mini MarathonMadison | WI | 1:47:52 | #375 |
| 2016 | EPIC Marathon and Running FestivalGreen Bay | WI | 1:52:27 | #710 |
| 2016 | Capital City MarathonOlympia | WA | 1:54:45 | #264 |
| 2016 | Run the ParkwayCarmichael | CA | 2:06:34 | #71 |
| 2016 | Urban Cow Half MarathonSacramento | CA | 2:10:25 | #1144 |
| 2016 | Lincoln MarathonLincoln | NE | 2:10:40 | #4084 |
| 2015 | North Shore ClassicHighland Park | IL | 1:37:12 | #108 |
| 2015 | Northshore half marathonHighland Park | IL | 1:37:12 | #108 |
| 2015 | Wisconsin MarathonKenosha | WI | 1:42:54 | #154 |
| 2015 | South Shore Half MarathonMilwaukee | WI | 1:43:31 | #183 |
| 2015 | EPIC Marathon and Running FestivalGreen Bay | WI | 1:46:40 | #332 |
| 2015 | Rock 'n' Roll Chicago Half MarathonChicago | IL | 1:53:02 | #1062 |
| 2015 | Urban Cow Half MarathonSacramento | CA | 2:06:05 | #995 |
| 2015 | Life Time Miami Marathon & HalfMiami | FL | 2:09:58 | #5368 |
| 2015 | Rock 'n' Roll Las VegasLas Vegas | NV | 2:14:02 | #6397 |
| 2015 | Summerlin Half MarathonLas Vegas | NV | 2:14:20 | #326 |
| 2015 | Capital City MarathonOlympia | WA | 2:14:26 | #509 |
| 2015 | Golden Leaf Half MarathonAspen | CO | 2:14:30 | #206 |
| 2014 | Wisconsin MarathonKenosha | WI | 1:36:43 | #70 |
| 2014 | South Shore Half MarathonMilwaukee | WI | 1:40:31 | #136 |
| 2014 | EPIC Marathon and Running FestivalGreen Bay | WI | 1:42:06 | #356 |
| 2014 | Midwest Financial Group Madison Mini MarathonMadison | WI | 1:44:35 | #466 |
| 2014 | Rock 'n' Roll Chicago Half MarathonChicago | IL | 1:45:54 | #1185 |
| 2014 | North Shore ClassicHighland Park | IL | 1:46:59 | #157 |
| 2014 | RUN THE ALAMOSan Antonio | TX | 1:47:03 | #122 |
| 2014 | First Energy Akron MarathonAkron | OH | 1:48:41 | #657 |
| 2014 | Love Run Half MarathonPhiladelphia | PA | 2:04:11 | #2891 |
| 2014 | Hershey Half MarathonHershey | PA | 2:06:27 | #1643 |
| 2014 | Urban Cow Half MarathonSacramento | CA | 2:08:02 | #1147 |
| 2014 | Hospital Hill RunKansas City | MO | 2:09:41 | #1584 |
| 2014 | Surf City MarathonHuntington Beach | CA | 2:16:06 | #6859 |
| 2014 | Golden Leaf Half MarathonAspen | CO | 2:23:19 | #258 |
| 2013 | North Shore ClassicHighland Park | IL | 1:33:55 | #129 |
| 2013 | Wisconsin MarathonKenosha | WI | 1:37:34 | #115 |
| 2013 | 757 Road RaceNewport News | VA | 1:37:37 | #27 |
| 2013 | Chicago Spring Half MarathonChicago | IL | 1:38:04 | #133 |
| 2013 | Historic Half Training (sponsored by FARC)Fredericksburg | VA | 1:39:19 | #262 |
| 2013 | Crawlin' Crab Half MarathonHampton | VA | 1:39:45 | #83 |
| 2013 | Life Time Chicago Half Marathon + 5KChicago | IL | 1:41:24 | #703 |
| 2013 | Rock 'n' Roll Chicago Half MarathonChicago | IL | 1:43:22 | #879 |
| 2013 | Half Madness Half MarathonBatavia | IL | 1:44:32 | #215 |
| 2013 | Fargo Marathon WeekendFargo | ND | 1:47:32 | #700 |
| 2013 | 2026 2XU Long Beach Marathon & Half MarathonLong Beach | CA | 1:50:07 | #1158 |
| 2013 | Hibiscus Half Marathon 5m 15KHonolulu | HI | 1:50:59 | #235 |
| 2013 | Silver Comet Half & Full MarathonMableton | GA | 1:59:09 | #291 |
| 2013 | Springfield MarathonSpringfield | IL | 1:59:29 | #207 |
| 2013 | Mistletoe RunWinston Salem | NC | 1:59:52 | #532 |
| 2013 | Urban Cow Half MarathonSacramento | CA | 2:11:24 | #1448 |
| 2013 | Golden Leaf Half MarathonAspen | CO | 2:15:19 | #173 |
| 2013 | Rock 'n' Roll San DiegoSan Diego | CA | 2:22:00 | #10096 |
| 2013 | Austin MarathonAustin | TX | 2:30:01 | #6737 |
| 2013 | 3M Half MarathonAustin | TX | 2:43:19 | #4423 |
| 2013 | Baltimore Running FestivalBaltimore | MD | 2:44:10 | #8062 |
| 2013 | American River Parkway Half MarathonSacramento | CA | 2:47:11 | #1543 |
| 2013 | 2025 500 Festival Running EventsIndianapolis | IN | 3:09:29 | #24795 |
| 2012 | Urban Cow Half MarathonSacramento | CA | 1:35:35 | #1277 |
| 2012 | Santa Barbara Half Marathon & 5KSanta Barbara | CA | 1:42:23 | #302 |
| 2012 | North Shore ClassicHighland Park | IL | 1:46:51 | #291 |
| 2012 | Fargo Marathon WeekendFargo | ND | 1:52:56 | #1240 |
| 2012 | American River Parkway Half MarathonSacramento | CA | 1:54:04 | #372 |
| 2012 | Silver Comet Half & Full MarathonMableton | GA | 1:55:53 | #315 |
| 2012 | LONG ISLAND MARATHON FESTIVALEast Meadow | NY | 2:09:59 | #2627 |
| 2012 | Rock 'n' Roll Chicago Half MarathonChicago | IL | 2:10:32 | #5149 |
| 2012 | Golden Leaf Half MarathonAspen | CO | 2:16:02 | #210 |
| 2012 | Crawlin' Crab Half MarathonHampton | VA | 2:42:20 | #1909 |
| 2012 | 3M Half MarathonAustin | TX | 2:49:44 | #4509 |
| 2012 | 2025 500 Festival Running EventsIndianapolis | IN | 3:17:30 | #25767 |
| 2011 | Silver Comet Half & Full MarathonMableton | GA | 1:49:42 | #298 |
| 2011 | American River Parkway Half MarathonSacramento | CA | 1:54:43 | #412 |
| 2011 | North Shore ClassicHighland Park | IL | 1:56:15 | #1053 |
| 2011 | Rock 'n' Roll San DiegoSan Diego | CA | 2:20:11 | #7717 |
| 2011 | 2025 500 Festival Running EventsIndianapolis | IN | 2:42:58 | #20669 |
| 2011 | Fox Valley Marathon RacesSaint Charles | IL | 4:28:40 | #463 |
| 2010 | North Shore ClassicHighland Park | IL | 1:45:07 | #382 |
| 2010 | Cleveland Marathon & Half MarathonCleveland | OH | 1:46:16 | #619 |
| 2010 | Rock 'n' Roll Chicago Half MarathonChicago | IL | 1:52:25 | #2363 |
| 2010 | Rock 'n' Roll Las VegasLas Vegas | NV | 1:56:23 | #2909 |
| 2010 | Silver Comet Half & Full MarathonMableton | GA | 1:56:30 | #550 |
| 2010 | Wine Country Half Marathon Paso RoblesPaso Robles | CA | 1:59:12 | #219 |
| 2010 | Oakland Running FestivalOakland | CA | 1:59:50 | #818 |
| 2009 | North Shore ClassicHighland Park | IL | 1:41:10 | #237 |
| 2009 | Crystal Lake Half MarathonCrystal Lake | IL | 1:41:53 | #92 |
| 2009 | Mistletoe RunWinston Salem | NC | 1:52:48 | #296 |
| 2009 | Greater St. Louis MarathonSt. Louis | MO | 2:10:46 | #3835 |
| 2009 | March Madness Half MarathonCary | IL | 2:11:30 | #846 |
| 2009 | 2025 500 Festival Running EventsIndianapolis | IN | 2:42:47 | #20641 |
| 2008 | MO' Cowbell Marathon/Half-Marathon/10K/5KSaint Charles | MO | 1:45:18 | #1355 |
| 2008 | March Madness Half MarathonCary | IL | 2:07:13 | #768 |
| 2007 | Mermaid Half MarathonSan Diego | CA | 1:47:26 | #354 |
| 2006 | March Madness Half MarathonCary | IL | 2:03:22 | #736 |
| 2005 | Cowtown Marathon, Half Marathon and Ultra MarathonFort Worth | TX | 2:39:58 | #1039 |
| 2004 | LONG ISLAND MARATHON FESTIVALEast Meadow | NY | 2:05:38 | #1625 |
| 2003 | Rock ‘n’ Roll Philadelphia Half MarathonPhiladelphia | PA | 1:56:43 | #3671 |
| 2003 | Dallas Marathon WeekendDallas | TX | 2:15:34 | #1559 |
| 2002 | March Madness Half MarathonCary | IL | 1:52:12 | #808 |
| 2001 | March Madness Half MarathonCary | IL | 1:57:45 | #784 |
| 2000 | Beer City Half™ San DiegoSan Diego | CA | 1:33:02 | #257 |
| 2000 | Life Time Chicago Half Marathon + 5KChicago | IL | 2:03:54 | #2274 |
| 1999 | Beer City Half™ San DiegoSan Diego | CA | 1:38:58 | #726 |
| 1999 | Life Time Chicago Half Marathon + 5KChicago | IL | 2:06:09 | #2780 |
| 1996 | Pikes Peak AscentManitou Springs | CO | 4:07:48 | #606 |
States Raced
1 race 2 races 3-4 races 5+ races
State Breakdown
ILIllinois
35 racesCACalifornia
27 racesWIWisconsin
20 racesCOColorado
10 racesINIndiana
9 racesTXTexas
8 racesVAVirginia
7 racesFLFlorida
5 racesMOMissouri
5 racesOHOhio
5 racesGAGeorgia
4 racesNVNevada
3 racesAZArizona
2 racesNCNorth Carolina
2 racesNDNorth Dakota
2 racesNJNew Jersey
2 racesNYNew York
2 racesTNTennessee
2 racesWAWashington
2 racesNENebraska
1 raceUTUtah
1 race50-State Challenge
21/ 51 states + DC
30 states to go