HalfRuns
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Jay Kosters

MaleSouth Dakota2016–2025

23

Total Finishes

19

Different Races

4

States (8%)

1:49:30

PR (8:22/mi)

2:01:29

Average

-0:00:05

Faster (first to last)

Medal House

2022

Sioux Falls Marathon

1:56:51
#195 overall#125 gender
2021

Yippee-Ki-Yay 50K

1:49:30
#15 overall#11 gender
2021

Yippee-Ki-Yay 50K, Half Marathon, 10K Races

1:49:30
#15 overall#11 gender
2021

Sioux Falls Marathon

1:53:46
#299 overall#208 gender
2021

Sioux Falls Marathon

1:53:46
#299 overall
2021

Sioux Falls Half Marathon: Skedaddle

1:57:10
#162 overall#98 gender
2020

RUN Liberty

1:59:27
#294 overall
2018

CentraCare Earth Day Run

2:04:36
#659 overall#373 gender
2018

Earth Day Run

2:04:36
#660 overall
2017

Mankato Marathon Weekend

2:04:10
#570 overall#302 gender
2016

The Nebraska Half

2:11:12
#295 overall#154 gender
2016

Nebraska Marathon

2:11:12
#291 overall#152 gender

Performance Timeline

PR 1:49:30201620162017201820182020202120212021202120212022202220222023202320232023202420252025202520252025

Complete Race Log

YearRaceStateTimePlace
2025Fargo Marathon WeekendFargoND2:05:38#1102
2025DASH Around KampeskaWatertownSD2:05:56#50
2025Dash Around Kampeska Half Marathon and Half Marathon Relay—2:05:56#50
2025Sioux Falls MarathonSioux FallsSD2:11:07#562
2025Sioux Falls MarathonSioux FallsSD2:11:07#562
2024Mini Donut Half Marathon and 5K Honor Walk/RunOnalaskaWI2:08:49#133
2023Yippee-Ki-Yay 50K, Half Marathon, 10K Races—1:56:18#25
2023Yippee-Ki-Yay 50KCouncil BluffsIA1:56:19#25
2023Sioux Falls MarathonSioux FallsSD2:03:32#319
2023Sioux Falls MarathonSioux FallsSD2:03:32#320
2022Sioux Falls MarathonSioux FallsSD1:56:51#195
2022Sioux Falls MarathonSioux FallsSD1:56:51#195
2022Des Moines St. Paddy's Half Marathon, 5K & Marathon Run/WalkDes MoinesIA1:57:53#110
2021Yippee-Ki-Yay 50KCouncil BluffsIA1:49:30#15
2021Yippee-Ki-Yay 50K, Half Marathon, 10K Races—1:49:30#15
2021Sioux Falls MarathonSioux FallsSD1:53:46#299
2021Sioux Falls MarathonSioux FallsSD1:53:46#299
2021Sioux Falls Half Marathon: SkedaddleSioux FallsSD1:57:10#162
2020RUN LibertyLibertyMO1:59:27#294
2018CentraCare Earth Day RunSt. CloudMN2:04:36#659
2018Earth Day RunSt. CloudMN2:04:36#660
2017Mankato Marathon WeekendMankatoMN2:04:10#570
2016The Nebraska HalfOmahaNE2:11:12#295
2016Nebraska Marathon—2:11:12#291

States Raced

1 race 2 races 3-4 races 5+ races

State Breakdown

SDSouth Dakota
10 races
IAIowa
3 races
MNMinnesota
3 races
NENebraska
1 race

50-State Challenge

4/ 50 states

46 states to go