HalfRuns
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Jon Margerum-Leys

MaleMichigan2004–2025

73

Total Finishes

46

Distinct Races

4

States (8%)

1:48:30

PR (8:17/mi)

2:09:33

Average

+0:07:30

Slower (first to last)

Medal House

2012

Capital City River Run

1:57:31
#515 overall#346 gender
2012

Ann Arbor Marathon

1:59:56
#415 overall#266 gender
2012

Martian Invasion of the Races

2:00:23
#764 overall#528 gender
2012

Rock 'n' Roll Las Vegas

2:02:52
#3684 overall#2389 gender
2012

Flying Pig Pump and Run

2:05:52
#2991 overall#1815 gender
2012

Strider Half Marathon

2:06:33
#309 overall#199 gender
2011

Operation Jack Marathon and Half Marathon

2:05:01
#82 overall#50 gender
2011

Indianapolis Monumental Marathon

2:08:06
#2259 overall#1315 gender
2011

Capital City River Run

2:18:44
#1117 overall#613 gender
2011

Buckeye Half Marathon & Relay

2:41:34
#425 overall#250 gender
2005

DEXTER-ANN ARBOR RUN

2:24:48
#1904 overall#1188 gender
2004

DEXTER-ANN ARBOR RUN

2:14:54
#1745 overall#1117 gender

Performance Timeline

PR 1:48:3020042005201120112011201120122012201220122012201220122012201320132013201320132014201420142014201420142014201520152015201520152015201520152016201620162016201620162016201720172017201720172017201720172018201820182018201820182018201820192019201920192019201920192019201920192019202020202020202120212021202120242025

Complete Race Log

YearRaceStateTimePlace
2025Kaiser Permanente San Francisco Half Marathon & 5KSan FranciscoCA2:22:24#2412
2024Kaiser Permanente San Francisco Half Marathon & 5KSan FranciscoCA2:14:23#670
2021Rochester Run Michigan CheapRochesterMI2:30:23#34
2021Madison MarathonMadisonWI2:37:58#2027
2021SCOUTING AMERICA HALF MARATHON & TENDERFOOT 5KBowling GreenOH2:45:26#138
2021Brooksie Way Half Marathon and 5KAuburn HillsMI2:46:04#801
2020Northern Ohio Half Marathon, 2-Person Relay, & 5KMentorOH2:13:01#178
2020Run Michigan Cheap - Lake OrionLake OrionMI2:13:38#27
2020The PRESIDENTIAL RACE - Half Marathon & 5K/10KAny WhereOR2:18:25#37
2019Oktoberfest Runs @ Stony CreekShelby TownshipMI2:06:19#65
2019Moonlight Beach RunDaytona BeachFL2:10:38#30
2019Operation Jack Marathon and Half MarathonLos AngelesCA2:12:47#72
2019Martian Invasion of the RacesDearbornMI2:13:08#408
2019DEXTER-ANN ARBOR RUNDexterMI2:13:55#1359
2019Brooksie Way Half Marathon and 5KAuburn HillsMI2:15:15#733
2019Saginaw-Run Michigan CheapSaginawMI2:16:08#16
2019Fools Run-South HavenSouth HavenMI2:17:30#8
2019Back to the BeachSterling HeightsMI2:18:30#257
2019Ice Cube Half MarathonMount PleasantMI2:21:28#67
2019Running Between The VinesJacksonMI2:25:19#233
2018DEXTER-ANN ARBOR RUNDexterMI1:57:51#766
2018Brooksie Way Half Marathon and 5KAuburn HillsMI1:59:19#594
2018Back to the BeachSterling HeightsMI2:01:33#133
2018Warm Up ColumbusColumbusOH2:03:20#123
2018Snowman's Half MarathonMount PleasantMI2:08:08#77
2018Oktoberfest Runs @ Stony CreekShelby TownshipMI2:12:44#63
201820th Annual Hungry Duck Half Marathon, 10K & 5K Run/WalkBrightonMI2:25:10#104
2018Running Between The VinesJacksonMI2:31:28#273
2017Martian Invasion of the RacesDearbornMI1:52:12#219
2017Gasparilla Distance Classic Race WeekendTampaFL1:55:36#1041
2017Operation Jack Marathon and Half MarathonLos AngelesCA2:00:31#51
2017Kensington Aloha RunsMilfordMI2:00:42#42
2017Snowman's Half MarathonMount PleasantMI2:00:45#46
2017Detroit Free Press MarathonDetroitMI2:11:01#2592
2017Oktoberfest Runs @ Stony CreekShelby TownshipMI2:14:32#57
2017Brooksie Way Half Marathon and 5KAuburn HillsMI3:09:32#1506
201615th Annual Rock CF Rivers Half Marathon & 5KGrosse IleMI1:57:16#448
2016Sarasota Music Half MarathonSaraotaFL1:59:11#499
2016Operation Jack Marathon and Half MarathonLos AngelesCA1:59:23#54
2016Brooksie Way Half Marathon and 5KAuburn HillsMI1:59:47#748
2016Back Roads Half MarathonClarkstonMI2:05:49#156
2016Kensington Aloha RunsMilfordMI2:12:42#110
2016Ludington Lakestride Half Marathon 10K and 5kLudingtonMI2:22:12#175
2015Kaiser Permanente San Francisco Half Marathon & 5KSan FranciscoCA1:54:18#1726
2015Oakland Running FestivalOaklandCA1:55:55#692
2015Back Roads Half MarathonClarkstonMI1:59:14#128
2015Brooksie Way Half Marathon and 5KAuburn HillsMI1:59:23#760
2015Saginaw-Run Michigan CheapSaginawMI2:01:00#12
2015Operation Jack Marathon and Half MarathonLos AngelesCA2:04:15#70
2015Detroit Free Press MarathonDetroitMI2:05:08#2823
2015Kensington Aloha RunsMilfordMI2:15:39#133
2014Bay Breeze Half Marathon, 10K and 5KSan LeandroCA1:48:30#105
2014Paso Robles Harvest MarathonPaso RoblesCA1:52:09#62
2014Santa Clarita MarathonSanta ClaritaCA1:52:32#256
2014Santa To The Sea 1/2 Marathon, 1/4 Marathon & 5KOxnardCA1:52:50#421
2014Camarillo MarathonCamarilloCA1:54:12#80
2014Salinas Valley Half MarathonSoledadCA1:55:13#250
2014Brian Waterbury Memorial Rock to Pier Fun RunMorro BayCA2:02:34#64
2013Monterey Bay Half MarathonMontereyCA1:51:27#1151
2013Holly Jolly MarathonCamarilloCA1:52:00#19
2013Paso Robles Harvest MarathonPaso RoblesCA1:55:45#54
2013Ventura MarathonVenturaCA1:55:54#314
2013Martian Invasion of the RacesDearbornMI1:56:48#674
2012Capital City River RunLansingMI1:57:31#515
2012Ann Arbor MarathonAnn ArborMI1:59:56#415
2012Martian Invasion of the RacesDearbornMI2:00:23#764
2012Rock 'n' Roll Las VegasLas VegasNV2:02:52#3684
2012Flying Pig Pump and RunCincinnatiOH2:05:52#2991
2012Strider Half MarathonMilwaukeeWI2:06:33#309
2012ORRRC Xenia Marathon, Half-Marathon, and 10KXeniaOH2:07:59#402
201220th Annual Hungry Duck Half Marathon, 10K & 5K Run/WalkBrightonMI2:17:00#123
2011Operation Jack Marathon and Half MarathonLos AngelesCA2:05:01#82
2011Indianapolis Monumental MarathonIndianapolisIN2:08:06#2259
2011Capital City River RunLansingMI2:18:44#1117
2011Buckeye Half Marathon & RelayPeninsulaOH2:41:34#425
2005DEXTER-ANN ARBOR RUNDexterMI2:24:48#1904
2004DEXTER-ANN ARBOR RUNDexterMI2:14:54#1745

States Raced

1 race 2 races 3-4 races 5+ races

State Breakdown

MIMichigan
43 races
CACalifornia
20 races
OHOhio
6 races
FLFlorida
3 races

50-State Challenge

4/ 51 states + DC

47 states to go