Olsztyn Population 2026
Olsztyn has a population of 169,793, making it the #25 biggest city in 🇵🇱 Poland, located in Warmia-Masuria. Roughly 0.4% of Poland's population lives here. It is about 10× smaller than Warsaw, the country's biggest city.
Population (city proper)
169,793
Rank in Poland
#25
Coordinates
53.78°N, 20.49°E
~151 m elevation · Europe/Warsaw
Distance to capital (Warsaw)
176 km
109 miles, straight line
Other big cities in Warmia-Masuria
Cities near Olsztyn
- Ostróda33,524 people · ~36 km away
- Lidzbark Warmiński16,540 people · ~38 km away
- Szczytno26,044 people · ~41 km away
- Mrągowo21,965 people · ~54 km away
- Bartoszyce23,482 people · ~56 km away
- Działdowo21,127 people · ~64 km away
FAQ
What is the population of Olsztyn?
Olsztyn has a population of 169,793 (city proper, latest official figure via GeoNames), making it the #25 biggest city in Poland.
What region is Olsztyn in?
Olsztyn is located in Warmia-Masuria, Poland.
Is Olsztyn the capital of Poland?
No, the capital of Poland is Warsaw, about 176 km away.
Sources & notes
Population refers to the city proper (municipal boundaries), not the metropolitan area. Source: GeoNames (CC BY 4.0), retrieved 2026-07-07. Country data: UN World Population Prospects 2024.