HalfRuns
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Greg Koch

MaleSouth Dakota2004–2025

37

Total Finishes

25

Different Races

10

States (20%)

1:25:44

PR (6:33/mi)

2:19:38

Average

+2:09:07

Slower (first to last)

Medal House

2014

Sioux Falls Marathon

2:40:59
#1164 overall#474 gender
2014

2027 WALT DISNEY WORLD® Marathon Weekend presented by State Farm® With A Running Passion

3:26:32
#17392 overall#8238 gender
2013

The Soaring Wings Of Conway

1:46:32
#157 overall#118 gender
2013

Shamrock Marathon

2:26:37
#4751 overall#2298 gender
2012

The Soaring Wings Of Conway

1:37:06
#73 overall#63 gender
2012

La Jolla Half Marathon, 10K, & 5K

2:26:52
#4594 overall#2526 gender
2012

La Jolla Half Marathon

2:26:52
#4597 overall#2526 gender
2010

Sunrise Marathon 5K/10K/13.1 KANSAS CITY

2:22:31
#3598 overall#1704 gender
2006

Liberty Waterfront Half Marathon and 5K Run

1:25:44
#84 overall#77 gender
2006

E Murray Todd Half Marathon

1:26:34
#33 overall#31 gender
2005

Jersey Shore Half Marathon and 2 Mile Run

1:27:12
#18 overall#16 gender
2004

Liberty Waterfront Half Marathon and 5K Run

1:31:27
#115 overall#103 gender

Performance Timeline

PR 1:25:44200420052006200620102012201220122013201320142014201520152015201520162016201620162017201720172017201820182019201920192021202220222023202320242025202520252025

Complete Race Log

YearRaceStateTimePlace
2025Run SF "Golden Gate City" 5K/10K/13.1San FranciscoCA2:00:01#1164
2025Grandma's MarathonDuluthMN2:00:11#2496
2025Garry Bjorklund Half MarathonDuluthMN2:00:11#2497
2025Space Coast Marathon & Half MarathonCocoaFL3:40:34#2726
2024Space Coast Marathon & Half MarathonCocoaFL3:55:46#2741
2023Lincoln MarathonLincolnNE1:54:06#763
2023Run SF "Golden Gate City" 5K/10K/13.1San FranciscoCA1:58:31#1229
2022Sioux Falls MarathonSioux FallsSD2:09:17#375
2022Sioux Falls MarathonSioux FallsSD2:09:17#375
2021Space Coast Marathon & Half MarathonCocoaFL4:16:28#2557
2019Sioux Falls MarathonSioux FallsSD1:43:27#119
2019Sioux Falls MarathonSioux FallsSD1:43:27#119
2019Space Coast Marathon & Half MarathonCocoaFL4:13:38#2820
2018Amana Colonies Back Road RacesAmanaIA2:02:40#57
2018Space Coast Marathon & Half MarathonCocoaFL3:42:15#2333
2017Good Life HalfsyLincolnNE1:38:14#282
2017Brookings MarathonBrookingsSD1:38:21#20
2017Deadwood - Mickelson Trail Marathon—1:41:25#91
2017Fargo Marathon WeekendFargoND2:34:14#3171
2016Run Crazy HorseHill CitySD1:45:46#60
2016Run Crazy Horse—1:45:46#60
2016Amana Colonies Back Road RacesAmanaIA1:51:51#23
2016Pittsburgh Marathon WeekendPittsburghPA2:12:23#5850
2015Good Life HalfsyLincolnNE1:54:56#743
2015Sioux Falls MarathonSioux FallsSD1:55:51#386
2015University of Okoboji Marathon, Triathlon, Half Marathon & 10KOkobojiIA2:22:04#145
20152027 WALT DISNEY WORLD® Marathon Weekend presented by State Farm® With A Running PassionOrlandoFL3:33:28#20275
2014Sioux Falls MarathonSioux FallsSD2:40:59#1164
20142027 WALT DISNEY WORLD® Marathon Weekend presented by State Farm® With A Running PassionOrlandoFL3:26:32#17392
2013The Soaring Wings Of ConwayConwayAR1:46:32#157
2013Shamrock MarathonVirginia BeachVA2:26:37#4751
2012The Soaring Wings Of ConwayConwayAR1:37:06#73
2012La Jolla Half Marathon, 10K, & 5KLa JollaCA2:26:52#4594
2012La Jolla Half Marathon—2:26:52#4597
2010Sunrise Marathon 5K/10K/13.1 KANSAS CITYKansas CityMO2:22:31#3598
2006Liberty Waterfront Half Marathon and 5K RunJersey CityNJ1:25:44#84
2006E Murray Todd Half MarathonColts NeckNJ1:26:34#33
2005Jersey Shore Half Marathon and 2 Mile RunHighlandsNJ1:27:12#18
2004Liberty Waterfront Half Marathon and 5K RunJersey CityNJ1:31:27#115

States Raced

1 race 2 races 3-4 races 5+ races

State Breakdown

SDSouth Dakota
8 races
FLFlorida
7 races
NJNew Jersey
4 races
CACalifornia
3 races
NENebraska
3 races
ARArkansas
2 races
MOMissouri
1 race
PAPennsylvania
1 race
GAGeorgia
0 races
NCNorth Carolina
0 races

50-State Challenge

10/ 50 states

40 states to go