Kos Population 2026
Kos has a population of 19,244, making it the #95 biggest city in 🇬🇷 Greece, located in South Aegean. Roughly 0.2% of Greece's population lives here. It is about 35× smaller than Athens, the country's biggest city.
Population (city proper)
19,244
Rank in Greece
#95
Coordinates
36.89°N, 27.29°E
~10 m elevation · Europe/Athens
Distance to capital (Athens)
337 km
209 miles, straight line
Other big cities in South Aegean
| City | Population | Rank in Greece |
|---|---|---|
| Ródos | 56,128 | #33 |
Cities near Kos
FAQ
What is the population of Kos?
Kos has a population of 19,244 (city proper, latest official figure via GeoNames), making it the #95 biggest city in Greece.
What region is Kos in?
Kos is located in South Aegean, Greece.
Is Kos the capital of Greece?
No, the capital of Greece is Athens, about 337 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.