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JC
Jeff Cox
MaleColorado2007–2026
84
Total Finishes
52
Distinct Races
20
States (39%)
1:30:21
PR (6:54/mi)
2:15:07
Average
-0:30:21
Faster (first to last)
Medal House
2010
Parkersburg News and Sentinel Half Marathon and Two Mile Race
1:35:13
#94 overall#72 gender
2010
Indianapolis Monumental Marathon
1:49:59
#786 overall#583 gender
2009
Parkersburg News and Sentinel Half Marathon and Two Mile Race
1:30:21
#71 overall#59 gender
2009
Deckers Creek Trail Half Marathon
1:30:28
#39 overall#35 gender
2009
Kentucky Derby Festival Race Weekend
1:43:49
#477 overall#408 gender
2008
Parkersburg News and Sentinel Half Marathon and Two Mile Race
1:38:02
#162 overall#135 gender
2008
Louisville Marathon, Half Marathon and 10K
1:50:48
#148 overall#110 gender
2008
2026 Avenue of the Giants Marathon
1:51:58
#147 overall#98 gender
2008
Oklahoma City Memorial Marathon
2:06:30
#1504 overall#877 gender
2007
Kentucky Derby Festival Race Weekend
1:49:52
#1166 overall#914 gender
2007
MO' Cowbell Marathon/Half-Marathon/10K/5K
2:31:47
#2363 overall#1137 gender
2004
Rock 'n' Roll Arizona Marathon
2:22:54
#7247 overall#3543 gender
Performance Timeline
Complete Race Log
| Year | Race | State | Time | Place |
|---|---|---|---|---|
| 2026 | Annapolis Running FestivalAnnapolis | MD | 1:52:32 | #310 |
| 2026 | Annapolis Women's Distance Festival 5KAnnapolis | MD | 1:52:33 | #310 |
| 2025 | Allianz Richmond Marathon, CarMax Richmond Half Marathon, & Richmond 8kRichmond | VA | 1:45:02 | #996 |
| 2025 | Maple Leaf Half MarathonManchester | VT | 2:12:55 | #89 |
| 2025 | Dahlgren Trail Half MarathonKing George | VA | 2:17:21 | #83 |
| 2024 | Fredericksburg Blue and Gray Half MarathonFredericksburg | VA | 1:54:28 | #68 |
| 2024 | RunSBY Events (Salisbury Marathon/Salisbury Half Marathon/5k)Salisbury | MD | 2:14:42 | #209 |
| 2024 | Salisbury Marathon / Half Marathon/5kSalisbury | MD | 2:14:43 | #208 |
| 2023 | St. Jude Memphis Marathon WeekendMemphis | TN | 2:23:56 | #3632 |
| 2023 | Detroit Free Press MarathonDetroit | MI | 2:37:49 | #6052 |
| 2022 | St. Jude Memphis Marathon WeekendMemphis | TN | 2:19:42 | #2783 |
| 2022 | Frosty's Frozen Half MarathonLittleton | CO | 2:34:13 | #128 |
| 2022 | Snowman StampedeLittleton | CO | 2:50:14 | #145 |
| 2021 | Santa StampedeLittleton | CO | 2:38:22 | #102 |
| 2021 | HRCA Backcountry Wilderness Half MarathonLone Tree | CO | 2:52:30 | #513 |
| 2020 | HRCA Backcountry Wilderness Half MarathonLone Tree | CO | 2:50:39 | #294 |
| 2019 | Save the Light Half MarathonFolly Beach | SC | 1:53:30 | #82 |
| 2019 | St. Jude Memphis Marathon WeekendMemphis | TN | 2:00:43 | #1671 |
| 2019 | Flying Pig Pump and RunCincinnati | OH | 2:35:51 | #7165 |
| 2019 | ORRRC Xenia Marathon, Half-Marathon, and 10KXenia | OH | 2:38:29 | #431 |
| 2019 | Nationwide Children's Hospital Columbus Marathon & 1/2 Marathon, Jesse Owens 5K, 1 Mile & Kids RunColumbus | OH | 2:39:52 | #6716 |
| 2019 | United Airlines NYC HalfNew York | NY | 2:43:08 | #22191 |
| 2018 | Heatwave Half Marathon - Little RockLittle Rock | AR | 2:07:57 | #852 |
| 2018 | Palmer Lake Trail Half Marathon/10KPalmer Lake | CO | 2:10:15 | #43 |
| 2018 | Riverton Half MarathonRiverton | UT | 2:11:38 | #183 |
| 2018 | Mountain Ridge Trail Half Marathon and 10kHighlands Ranch | CO | 2:21:54 | #45 |
| 2018 | HRCA Backcountry Wilderness Half MarathonLone Tree | CO | 2:27:01 | #331 |
| 2018 | Flying Pig Pump and RunCincinnati | OH | 2:40:52 | #7818 |
| 2018 | Capital City Half MarathonColumbus | OH | 2:49:16 | #5759 |
| 2017 | Air Force MarathonDayton | OH | 1:49:13 | #331 |
| 2017 | Jackson Hole Marathon, Hole Half Marathon, Jackson Hole Quarter MarathonJackson | WY | 1:52:28 | #34 |
| 2017 | Indianapolis Monumental MarathonIndianapolis | IN | 1:59:07 | #2360 |
| 2017 | Parkersburg News and Sentinel Half Marathon and Two Mile RaceParkersburg | WV | 2:12:03 | #314 |
| 2017 | Rock 'n' Roll Arizona MarathonPhoenix | AZ | 2:31:05 | #6079 |
| 2017 | Happy Half MarathonUnknown | OH | 2:33:19 | #162 |
| 2017 | HRCA Backcountry Wilderness Half MarathonLone Tree | CO | 2:34:22 | #491 |
| 2017 | Flying Pig Pump and RunCincinnati | OH | 2:38:59 | #7275 |
| 2017 | Black Hawk Trail Half Marathon, 10KGolden Gate Canyon State Park | CO | 2:57:30 | #64 |
| 2016 | Sheep Mountain Trail RunsFairplay | CO | — | #42 |
| 2016 | Indianapolis Monumental MarathonIndianapolis | IN | 1:48:59 | #1267 |
| 2016 | All-Out Fa La LaWestminster | CO | 2:08:04 | #158 |
| 2016 | St. Jude Memphis Marathon WeekendMemphis | TN | 2:10:27 | #2259 |
| 2016 | Parkersburg News and Sentinel Half Marathon and Two Mile RaceParkersburg | WV | 2:14:54 | #345 |
| 2016 | All-Out Polar ProwlArvada | CO | 2:15:47 | #76 |
| 2016 | HRCA Backcountry Wilderness Half MarathonLone Tree | CO | 2:23:18 | #511 |
| 2016 | Rock 'n' Roll Las VegasLas Vegas | NV | 3:12:23 | #17820 |
| 2016 | Breck Crest Mountain MarathonBreckenridge | CO | 3:18:14 | #55 |
| 2015 | Black Diamond Express Trail RaceMendon | NY | 2:00:11 | #39 |
| 2015 | St. Jude Memphis Marathon WeekendMemphis | TN | 2:15:47 | #2722 |
| 2015 | HRCA Backcountry Wilderness Half MarathonLone Tree | CO | 2:40:20 | #704 |
| 2014 | Air Force MarathonDayton | OH | 1:43:04 | #206 |
| 2014 | Indianapolis Monumental MarathonIndianapolis | IN | 1:46:36 | #834 |
| 2014 | The Bay Ridge Half Marathon!Brooklyn | NY | 1:50:41 | #94 |
| 2014 | Lucky 5K/10K/Half Marathon - St GeorgeSaint George | UT | 2:09:00 | #743 |
| 2014 | St. Michaels Running FestivalSaint Michaels | MD | 2:20:37 | #782 |
| 2014 | St. Jude Memphis Marathon WeekendMemphis | TN | 2:21:35 | #3086 |
| 2014 | Parkersburg News and Sentinel Half Marathon and Two Mile RaceParkersburg | WV | 2:21:45 | #585 |
| 2014 | Runtastic THANKFUL - LehiLehi | UT | 2:33:01 | #838 |
| 2013 | Kentucky Derby Festival Race WeekendLouisville | KY | 1:43:12 | #773 |
| 2013 | Nationwide Children's Hospital Columbus Marathon & 1/2 Marathon, Jesse Owens 5K, 1 Mile & Kids RunColumbus | OH | 2:09:44 | #4647 |
| 2013 | Runtastic HAUNTED ProvoProvo | UT | 2:23:20 | #1019 |
| 2013 | Runtastic THANKFUL - LehiLehi | UT | 2:26:25 | #562 |
| 2012 | 2026 - San Antonio MarathonSan Antonio | TX | 2:08:34 | #3334 |
| 2012 | St. Jude Memphis Marathon WeekendMemphis | TN | 2:13:16 | #2288 |
| 2012 | Rock 'n' Roll New OrleansNew Orleans | LA | 2:15:10 | #5922 |
| 2012 | Baltimore Running FestivalBaltimore | MD | 2:16:53 | #5879 |
| 2012 | Nationwide Children's Hospital Columbus Marathon & 1/2 Marathon, Jesse Owens 5K, 1 Mile & Kids RunColumbus | OH | 2:21:50 | #6309 |
| 2012 | Naperville Trails Half Marathon & 10KWheaton | IL | 2:34:51 | #530 |
| 2011 | First Energy Akron MarathonAkron | OH | 1:33:18 | #120 |
| 2011 | Parkersburg News and Sentinel Half Marathon and Two Mile RaceParkersburg | WV | 1:37:11 | #103 |
| 2011 | Rock 'n' Roll San DiegoSan Diego | CA | 2:07:46 | #4898 |
| 2011 | Runtastic HAUNTED ProvoProvo | UT | 2:15:54 | #2312 |
| 2011 | Half Madness Half MarathonBatavia | IL | 2:33:27 | #950 |
| 2011 | Naperville Trails Half Marathon & 10KWheaton | IL | 2:57:07 | #603 |
| 2010 | Parkersburg News and Sentinel Half Marathon and Two Mile RaceParkersburg | WV | 1:35:13 | #94 |
| 2010 | Indianapolis Monumental MarathonIndianapolis | IN | 1:49:59 | #786 |
| 2010 | 2026 Avenue of the Giants MarathonArcata | CA | 1:56:16 | #250 |
| 2010 | Naperville Trails Half Marathon & 10KWheaton | IL | 2:41:19 | #526 |
| 2009 | Parkersburg News and Sentinel Half Marathon and Two Mile RaceParkersburg | WV | 1:30:21 | #71 |
| 2009 | Deckers Creek Trail Half MarathonMorgantown | WV | 1:30:28 | #39 |
| 2009 | Kentucky Derby Festival Race WeekendLouisville | KY | 1:43:49 | #477 |
| 2008 | Parkersburg News and Sentinel Half Marathon and Two Mile RaceParkersburg | WV | 1:38:02 | #162 |
| 2008 | Louisville Marathon, Half Marathon and 10KLouisville | KY | 1:50:48 | #148 |
| 2008 | 2026 Avenue of the Giants MarathonArcata | CA | 1:51:58 | #147 |
| 2008 | Oklahoma City Memorial MarathonOklahoma City | OK | 2:06:30 | #1504 |
| 2007 | Kentucky Derby Festival Race WeekendLouisville | KY | 1:49:52 | #1166 |
| 2007 | MO' Cowbell Marathon/Half-Marathon/10K/5KSaint Charles | MO | 2:31:47 | #2363 |
| 2004 | Rock 'n' Roll Arizona MarathonPhoenix | AZ | 2:22:54 | #7247 |
States Raced
1 race 2 races 3-4 races 5+ races
State Breakdown
COColorado
16 racesOHOhio
12 racesWVWest Virginia
8 racesTNTennessee
7 racesMDMaryland
6 racesUTUtah
6 racesILIllinois
4 racesINIndiana
4 racesKYKentucky
4 racesCACalifornia
3 racesNYNew York
3 racesVAVirginia
3 racesMOMissouri
1 raceNVNevada
1 raceOKOklahoma
1 raceSCSouth Carolina
1 raceTXTexas
1 raceVTVermont
1 raceWYWyoming
1 raceMAMassachusetts
0 races50-State Challenge
20/ 51 states + DC
31 states to go