Regional Statistics
7,750
897
people/km²
16,692
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Population in Sierpc city Municipality 2026
Sierpc city municipality ranks 449 of 2,478 Polish municipalities. Population shrank by 1,241 residents -6.92% between 2019-2024, now at 16,692.
Among 1984 declining municipalities, in bottom 40% for rate of decline. Within Sierpecki county, ranks 1 of 7 municipalities.
Based on 31 years of official GUS statistics for Sierpecki county municipalities within Masovian voivodeship.
Total Population Chart
Lowest at 16,692 in 2024
Highest at 19,857 in 1998
1995
29 years (+5 year forecast)
2024
Gmina Ranking
449/2478 Municipality in Poland
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Year over Year
since 2023
2024
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Vital Statistics
births and deaths
Age Structure
children, working age, and elderly
Gender
Age Distribution
from 0 to 75+ years
Sierpc city