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JK
Joni Kazmierczak
FemaleIllinois2007–2025
9
Total Finishes
9
Distinct Races
1
States (2%)
1:53:56
PR (8:42/mi)
2:00:21
Average
-0:03:02
Faster (first to last)
Medal House
2025
Greenbrier Half Marathon
1:56:14
#50 overall#21 gender
2018
2026 Disney Wine & Dine Half Marathon Weekend
1:59:49
#731 overall#252 gender
2016
Center of the Nation Series
1:53:56
#1 overall#1 gender
2016
2026 Center of the Nation Series - Day 5 (ND)
1:56:29
#1 overall#1 gender
2016
Center of the Nation Series
2:00:01
#2 overall#1 gender
2016
Center of the Nation Series
2:01:21
#2 overall#1 gender
2009
Novo Nordisk New Jersey Marathon
2:07:23
#2199 overall#1056 gender
2009
Publix Atlanta Marathon, Half Marathon & 5K
2:08:44
#4322 overall#1762 gender
2007
Silver Comet Half & Full Marathon
1:59:16
#566 overall#187 gender
Performance Timeline
Complete Race Log
| Year | Race | State | Time | Place |
|---|---|---|---|---|
| 2025 | Greenbrier Half MarathonWhite Sulphur Springs | WV | 1:56:14 | #50 |
| 2018 | 2026 Disney Wine & Dine Half Marathon WeekendOrlando | FL | 1:59:49 | #731 |
| 2016 | Center of the Nation SeriesBelle Fourche | SD | 1:53:56 | #1 |
| 2016 | 2026 Center of the Nation Series - Day 5 (ND)Bowman | ND | 1:56:29 | #1 |
| 2016 | Center of the Nation SeriesBaker | MT | 2:00:01 | #2 |
| 2016 | Center of the Nation SeriesSundance | WY | 2:01:21 | #2 |
| 2009 | Novo Nordisk New Jersey MarathonLong Branch | NJ | 2:07:23 | #2199 |
| 2009 | Publix Atlanta Marathon, Half Marathon & 5KAtlanta | GA | 2:08:44 | #4322 |
| 2007 | Silver Comet Half & Full MarathonMableton | GA | 1:59:16 | #566 |
States Raced
1 race 2 races 3-4 races 5+ races
State Breakdown
ILIllinois
0 races50-State Challenge
1/ 51 states + DC
50 states to go