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GZ
Grzegorz Zeleszkiewicz
MaleIllinois2015–2026
25
Total Finishes
21
Different Races
5
States (10%)
1:22:29
PR (6:18/mi)
1:27:48
Average
-0:05:37
Faster (first to last)
Medal House
2019
Life Time Chicago Half Marathon + 5K
1:27:56
#97 overall#89 gender
2018
Northshore half marathon
1:28:29
#15 overall#15 gender
2018
North Shore Classic
1:28:29
#15 overall#15 gender
2017
Chi Town Half Marathon & 10K
1:27:25
#21 overall#17 gender
2017
Rock 'n' Roll Chicago Half Marathon
1:32:02
#165 overall#148 gender
2017
18th Annual F^3 Lake Half Marathon & 5k
1:40:53
#221 overall#181 gender
2016
EPIC Marathon and Running Festival
1:28:00
#58 overall#47 gender
2016
Cellcom Green Bay Marathon
1:28:00
#57 overall#46 gender
2016
Milwaukee Marathon
1:28:32
#35 overall#29 gender
2016
Rock 'n' Roll Chicago Half Marathon
1:28:37
#134 overall#110 gender
2016
Kentucky Derby Festival Race Weekend
1:30:22
#122 overall#104 gender
2015
Madison Marathon
1:29:18
#51 overall#45 gender
Performance Timeline
Complete Race Log
| Year | Race | State | Time | Place |
|---|---|---|---|---|
| 2026 | Chicago Spring Half MarathonChicago | IL | 1:23:41 | #17 |
| 2024 | March Madness Half MarathonCary | IL | 1:23:04 | #14 |
| 2024 | Hillstriders March Madness Half MarathonCary | IL | 1:23:04 | #14 |
| 2023 | Wisconsin MarathonKenosha | WI | 1:22:29 | #10 |
| 2023 | Chi Town Half Marathon & 10KChicago | IL | 1:22:55 | #20 |
| 2023 | Fox Valley Marathon RacesSaint Charles | IL | 1:23:11 | #8 |
| 2023 | North Shore ClassicHighland Park | IL | 1:23:14 | #13 |
| 2022 | Chicago 13.1Chicago | IL | 1:24:19 | #103 |
| 2022 | 2025 500 Festival Running EventsIndianapolis | IN | 1:25:47 | #194 |
| 2022 | March Madness Half MarathonCary | IL | 1:27:53 | #65 |
| 2022 | Hillstriders March Madness Half MarathonCary | IL | 1:27:53 | #65 |
| 2021 | Indianapolis Monumental MarathonIndianapolis | IN | 1:24:46 | #255 |
| 2021 | Mount Rushmore Half MarathonKeystone | SD | 1:44:32 | #14 |
| 2019 | Life Time Chicago Half Marathon + 5KChicago | IL | 1:27:56 | #97 |
| 2018 | Northshore half marathonHighland Park | IL | 1:28:29 | #15 |
| 2018 | North Shore ClassicHighland Park | IL | 1:28:29 | #15 |
| 2017 | Chi Town Half Marathon & 10KChicago | IL | 1:27:25 | #21 |
| 2017 | Rock 'n' Roll Chicago Half MarathonChicago | IL | 1:32:02 | #165 |
| 2017 | 18th Annual F^3 Lake Half Marathon & 5kChicago | IL | 1:40:53 | #221 |
| 2016 | EPIC Marathon and Running FestivalGreen Bay | WI | 1:28:00 | #58 |
| 2016 | Cellcom Green Bay Marathon | — | 1:28:00 | #57 |
| 2016 | Milwaukee MarathonMilwaukee | WI | 1:28:32 | #35 |
| 2016 | Rock 'n' Roll Chicago Half MarathonChicago | IL | 1:28:37 | #134 |
| 2016 | Kentucky Derby Festival Race WeekendLouisville | KY | 1:30:22 | #122 |
| 2015 | Madison MarathonMadison | WI | 1:29:18 | #51 |
States Raced
1 race 2 races 3-4 races 5+ races
State Breakdown
ILIllinois
16 racesWIWisconsin
4 racesINIndiana
2 racesKYKentucky
1 raceSDSouth Dakota
1 race50-State Challenge
5/ 50 states
45 states to go