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JK
John Kayser
MaleIllinois1998–2026
33
Total Finishes
16
Different Races
3
States (6%)
1:20:12
PR (6:07/mi)
1:33:08
Average
+0:52:27
Slower (first to last)
Medal House
2012
Life Time Chicago Half Marathon + 5K
1:28:48
#240 overall#209 gender
2012
Wisconsin Marathon
1:31:03
#46 overall#37 gender
2012
Half Madness Half Marathon
1:32:09
#51 overall#41 gender
2011
North Shore Classic
1:31:56
#174 overall#146 gender
2010
North Shore Classic
1:28:52
#42 overall#42 gender
2010
Chicago Spring Half Marathon
1:29:57
#50 overall#48 gender
2010
Wisconsin Marathon
1:38:41
#80 overall#67 gender
2009
North Shore Classic
1:29:29
#60 overall#58 gender
2009
Chicago Spring Half Marathon
1:29:47
#41 overall#37 gender
2009
Wisconsin Marathon
1:30:39
#29 overall#27 gender
1999
Life Time Chicago Half Marathon + 5K
1:20:12
#37 overall#36 gender
1998
Life Time Chicago Half Marathon + 5K
1:25:39
#44 overall#40 gender
Performance Timeline
Complete Race Log
| Year | Race | State | Time | Place |
|---|---|---|---|---|
| 2026 | 18th Annual F^3 Lake Half Marathon & 5kChicago | IL | 2:18:06 | #1026 |
| 2021 | Foot Traffic Flat MarathonPortland | OR | 1:36:47 | #61 |
| 2020 | Surf City MarathonHuntington Beach | CA | 1:36:07 | #243 |
| 2018 | Surfer's Path MarathonSanta Cruz | CA | 1:31:00 | #11 |
| 2018 | Craft Classic Bay AreaRichmond | CA | 1:31:12 | #9 |
| 2017 | Foot Traffic Flat MarathonPortland | OR | 1:32:55 | #48 |
| 2017 | Maui Oceanfront MarathonUnknown | HI | 1:37:26 | #10 |
| 2016 | Race to the End of SummerSan Jose | CA | 1:34:15 | #4 |
| 2016 | The Fall Showdown 5k 10k and Half MarathonEl Sobrante | CA | 1:39:37 | #2 |
| 2015 | Healdsburg Wine Country Half MarathonHealdsburg | CA | 1:29:44 | #24 |
| 2014 | Rock 'n' Roll Chicago Half MarathonChicago | IL | 1:30:43 | #222 |
| 2014 | Chi Town Half Marathon & 10KChicago | IL | 1:31:07 | #29 |
| 2014 | Wisconsin MarathonKenosha | WI | 1:31:29 | #37 |
| 2014 | North Shore ClassicHighland Park | IL | 1:32:24 | #18 |
| 2013 | North Shore ClassicHighland Park | IL | 1:30:36 | #96 |
| 2013 | Chicago Spring Half MarathonChicago | IL | 1:30:56 | #51 |
| 2013 | Wisconsin MarathonKenosha | WI | 1:31:46 | #49 |
| 2013 | Half Madness Half MarathonBatavia | IL | 1:31:54 | #67 |
| 2013 | Life Time Chicago Half Marathon + 5KChicago | IL | 1:32:21 | #275 |
| 2012 | Life Time Chicago Half Marathon + 5KChicago | IL | 1:28:48 | #240 |
| 2012 | Wisconsin MarathonKenosha | WI | 1:31:03 | #46 |
| 2012 | Half Madness Half MarathonBatavia | IL | 1:32:09 | #51 |
| 2012 | Chicago Spring Half MarathonChicago | IL | 1:32:33 | #56 |
| 2012 | North Shore ClassicHighland Park | IL | 1:33:09 | #68 |
| 2011 | North Shore ClassicHighland Park | IL | 1:31:56 | #174 |
| 2010 | North Shore ClassicHighland Park | IL | 1:28:52 | #42 |
| 2010 | Chicago Spring Half MarathonChicago | IL | 1:29:57 | #50 |
| 2010 | Wisconsin MarathonKenosha | WI | 1:38:41 | #80 |
| 2009 | North Shore ClassicHighland Park | IL | 1:29:29 | #60 |
| 2009 | Chicago Spring Half MarathonChicago | IL | 1:29:47 | #41 |
| 2009 | Wisconsin MarathonKenosha | WI | 1:30:39 | #29 |
| 1999 | Life Time Chicago Half Marathon + 5KChicago | IL | 1:20:12 | #37 |
| 1998 | Life Time Chicago Half Marathon + 5KChicago | IL | 1:25:39 | #44 |
States Raced
1 race 2 races 3-4 races 5+ races
State Breakdown
ILIllinois
19 racesCACalifornia
6 racesWIWisconsin
5 races50-State Challenge
3/ 51 states + DC
48 states to go