Regional Statistics
Population in Kozienicki County 2026
Kozienicki county ranks 255 of 380 Polish counties. Population shrank by 3,243 residents -5.41% between 2019-2024, now at 56,754.
Among 339 declining counties, in the bottom 40% for rate of decline. Within Masovian voivodeship, ranks 28 of 42 counties.
Based on 31 years of official GUS statistics for Kozienicki county and its 7 municipalities within Masovian voivodeship.
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Updated 77 days ago
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