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Krzysztof Pierko

MaleIllinois2014–2025

4

Total Finishes

4

Distinct Races

2

States (4%)

1:43:59

PR (7:56/mi)

1:53:54

Average

+0:04:54

Slower (first→last)

Medal House

2025

Trenton Summerfest Half Marathon, 8K, and 5K

Trenton, MI

1:48:53.29
#39 overall
roadflat
2025

Chicago Spring Half Marathon

Chicago, IL

1:45:50
#680 overall#516 gender
roadflat
2014

Naperville Half Marathon

Naperville, IL

1:43:59
#269 overall#201 gender
roadflat
2014

Chicago Half Marathon

Chicago, IL

2:16:52
#4392 overall#2467 gender
roadflat

Performance Timeline

PR 1:43:5920141:43:5920142:16:5220251:48:5320251:45:50

Complete Race Log

YearRaceStateTimePlace
2025Trenton Summerfest Half Marathon, 8K, and 5KTrentonMI1:48:53.29#39
2025Chicago Spring Half MarathonChicagoIL1:45:50#680
2014Naperville Half MarathonNapervilleIL1:43:59#269
2014Chicago Half MarathonChicagoIL2:16:52#4392

States Raced

1 race 2 races 3-4 races 5+ races

State Breakdown

ILIllinois
3 races
MIMichigan
1 race

50-State Challenge

2/ 51 states + DC

49 states to go