Kętrzyn Population 2026
Kętrzyn has a population of 27,478, making it the #181 biggest city in 🇵🇱 Poland, located in Warmia-Masuria. Roughly 0.1% of Poland's population lives here. It is about 62× smaller than Warsaw, the country's biggest city.
Population (city proper)
27,478
Rank in Poland
#181
Coordinates
54.08°N, 21.38°E
~103 m elevation · Europe/Warsaw
Distance to capital (Warsaw)
207 km
129 miles, straight line
Other big cities in Warmia-Masuria
Cities near Kętrzyn
- Gierłoż28,351 people · ~8 km away
- Mrągowo21,965 people · ~24 km away
- Giżycko29,972 people · ~26 km away
- Bartoszyce23,482 people · ~42 km away
- Lidzbark Warmiński16,540 people · ~52 km away
- Pisz19,232 people · ~58 km away
FAQ
What is the population of Kętrzyn?
Kętrzyn has a population of 27,478 (city proper, latest official figure via GeoNames), making it the #181 biggest city in Poland.
What region is Kętrzyn in?
Kętrzyn is located in Warmia-Masuria, Poland.
Is Kętrzyn the capital of Poland?
No, the capital of Poland is Warsaw, about 207 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.