Regional Statistics
Population in Sępoleński County 2023
In 2023, Sępoleński county's population decreased by 2,321 residents -5.64% between 2018-2023, at 38,826.
Based on 31 years of official GUS statistics for Sępoleński county and its 4 municipalities within Kuyavian-Pomeranian voivodeship.
Vital Statistics
births and deathsAge Structure
children, working age, and elderlyPopulation by Gender
Age Distribution
from 0 to 85+ yearsPopular Cities in Poland
Contact Information for Sępoleński
Updated 142 days ago
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