Regional Statistics
84,763
1,884
people/km²
166,392
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Population in Olsztyn County 2026
Olsztyn county ranks 33 of 380 Polish counties. Population shrank by 5,587 residents -3.25% between 2019-2024, now at 166,392.
Among 339 declining counties, ranks in top 40% for population loss. Within Warmian-Masurian voivodeship, ranks 1 of 21 counties.
Based on 31 years of official GUS statistics for Olsztyn county and its 1 municipality within Warmian-Masurian voivodeship.
Total Population Chart
Lowest at 166,392 in 2024
Highest at 176,457 in 2009
1995
29 years (+5 year forecast)
2024
Powiat Ranking
33/380 County 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
Olsztyn
1 municipality