Regional Statistics
Population in Olsztyński County 2018
In 2018, Olsztyński county ranked 64 of 380 Polish counties. Population grew by 3,535 residents +2.89% between 2013-2018, reaching 126,018.
One of 41 growing counties nationally, in the top 20% for growth rate. Within Warmian-Masurian voivodeship, ranked 2 of 21 counties.
Based on 31 years of official GUS statistics for Olsztyński county and its 12 municipalities within Warmian-Masurian 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 Olsztyński
Updated 97 days ago
Statistics
Show allHousing Market
Housing stock, dwellings completed, building permits, average dwelling size, utilities coverage, and construction trends.
EconomyTourism
Foreign tourist arrivals, nights spent, and visitors by country of origin.
GeographyTerritory
Total area, land use composition, forest coverage, and nature protection.
Top tools
Top articles
How to Pay a PIT Underpayment in Poland
Owe money after filing your PIT in Poland? Learn how to pay a niedopłata step by step, including deadlines, transfer details, and late payment interest.
8 min readHow to Find Your Bank's SWIFT/BIC Code
Find your bank's SWIFT/BIC code in 4 ways: bank app, statement, online lookup, or extracting it from any IBAN. Includes codes for Revolut, Wise, N26, PayPal & more.
7 min readHow to Pay Tax on Rental Income in Poland
Step-by-step guide to paying tax on rental income in Poland: ryczałt rates, registration, monthly payments via mikrorachunek, and PIT-28 filing.
10 min readMaking sense of Poland
I dig through Polish legal databases and government statistics so you don't have to. Property deep-dives, tax guides, free tools, and the kind of data stories that never make it into English.
© 2026 Poland.gg