HalfRuns
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John Koerner

MaleOhio1985–2021

45

Total Finishes

14

Different Races

6

States (12%)

1:25:17

PR (6:31/mi)

2:01:23

Average

+0:24:33

Slower (first to last)

Medal House

2004

Capital City Half Marathon

2:14:01
#1694 overall#1041 gender
2003

Air Force Marathon

1:56:29
#172 overall#128 gender
2003

Air Force Marathon

1:56:29
#175 overall#131 gender
2002

ORRRC Xenia Marathon, Half-Marathon, and 10K

1:50:51
#172 overall#135 gender
2002

2025 500 Festival Running Events

1:50:55
#3645 overall#2975 gender
2001

2025 500 Festival Running Events

1:42:49
#1729 overall#1546 gender
2001

Dayton River Corridor Classic

1:57:04
#402 overall#303 gender
2000

Dayton River Corridor Classic

1:46:23
#237 overall#191 gender
1999

Dayton River Corridor Classic

1:44:06
#218 overall#176 gender
1993

Dayton River Corridor Classic

1:34:58
#221 overall#207 gender
1992

Dayton River Corridor Classic

1:30:56
#203 overall#191 gender
1985

Dayton River Corridor Classic

1:25:17
#268 overall#252 gender

Performance Timeline

PR 1:25:17198519921993199920002001200120022002200320032004200520052005200620062006200620072007200820082008200820092009200920102011201120112012201220122013201320142014201520162016201720172021

Complete Race Log

YearRaceStateTimePlace
2021Dash Through the Dirt 5K, 10K, & HalfPotomacMD1:49:50#4
2017ORRRC Xenia Marathon, Half-Marathon, and 10KXeniaOH2:34:25#550
2017Air Force MarathonDaytonOH2:40:20#2372
2016ORRRC Xenia Marathon, Half-Marathon, and 10KXeniaOH2:29:32#672
2016Air Force Marathon—2:50:33#2913
2015Kentucky Derby Festival Race WeekendLouisvilleKY1:52:47#1538
20142025 500 Festival Running EventsIndianapolisIN2:39:36#16823
2014Air Force MarathonDaytonOH3:09:21#4174
2013Air Force MarathonDaytonOH2:11:00#1826
2013ORRRC Xenia Marathon, Half-Marathon, and 10KXeniaOH2:11:32#552
2012ORRRC Xenia Marathon, Half-Marathon, and 10KXeniaOH2:02:18#337
2012Air Force MarathonDaytonOH2:14:45#2167
20122025 500 Festival Running EventsIndianapolisIN2:18:44#12131
20112025 500 Festival Running EventsIndianapolisIN1:58:34#7230
2011Air Force MarathonDaytonOH1:59:16#1082
2011Dayton River Corridor ClassicDaytonOH2:03:43#274
20102025 500 Festival Running EventsIndianapolisIN1:51:44#5189
20092025 500 Festival Running EventsIndianapolisIN1:51:49#5118
2009ORRRC Xenia Marathon, Half-Marathon, and 10KXeniaOH1:53:46#190
2009ORRRC Marathon and Half Marathon—1:53:46#190
20082025 500 Festival Running EventsIndianapolisIN1:54:44#5636
2008OneAmerica 500 Festival Mini-Marathon—1:54:44#5730
2008ORRRC Xenia Marathon, Half-Marathon, and 10KXeniaOH1:55:45#147
2008Air Force MarathonDaytonOH2:01:24#751
2007Kentucky Derby Festival Race WeekendLouisvilleKY1:53:32#1531
2007Air Force Marathon—1:54:17#564
2006Kentucky Derby Festival Race WeekendLouisvilleKY1:48:51#1072
2006ORRRC Xenia Marathon, Half-Marathon, and 10KXeniaOH1:49:44#143
2006Air Force MarathonDaytonOH1:59:44#598
2006Rock 'n' Roll Virgina Beach Half MarathonVirginia BeachVA2:05:57#4754
2005Life Time Chicago Half Marathon + 5KChicagoIL1:50:14#1136
2005Air Force MarathonDaytonOH1:50:18#250
2005Kentucky Derby Festival Race WeekendLouisvilleKY1:55:18#1353
2004Capital City Half MarathonColumbusOH2:14:01#1694
2003Air Force MarathonDaytonOH1:56:29#172
2003Air Force Marathon—1:56:29#175
2002ORRRC Xenia Marathon, Half-Marathon, and 10KXeniaOH1:50:51#172
20022025 500 Festival Running EventsIndianapolisIN1:50:55#3645
20012025 500 Festival Running EventsIndianapolisIN1:42:49#1729
2001Dayton River Corridor ClassicDaytonOH1:57:04#402
2000Dayton River Corridor ClassicDaytonOH1:46:23#237
1999Dayton River Corridor ClassicDaytonOH1:44:06#218
1993Dayton River Corridor ClassicDaytonOH1:34:58#221
1992Dayton River Corridor ClassicDaytonOH1:30:56#203
1985Dayton River Corridor ClassicDaytonOH1:25:17#268

States Raced

1 race 2 races 3-4 races 5+ races

State Breakdown

OHOhio
25 races
INIndiana
8 races
KYKentucky
4 races
ILIllinois
1 race
VAVirginia
1 race
MDMaryland
1 race

50-State Challenge

6/ 50 states

44 states to go