Półmaraton Bydgoski 2025-09-26 21km Bydgoszcz / Poland Visit Event Website → About This Event Location Bydgoszcz Country Poland Date 2025-09-26 Distances 21km Why This Event Established half marathon in Bydgoszcz running over three-day period showcasing this northern Polish city's running community. More Runs in Poland View all runs in Poland