City profile · Slovenia · Europe
Koper
Urban Municipality of Koper · Slovenia
City population
25,753
#5
in Slovenia
#20,520
worldwide
45.548, 13.730 · 82 km from Ljubljana
About Koper
Koper is a city in Urban Municipality of Koper, Slovenia with a population of 25,753. It is the 5th largest of the 9 cities of 15,000 or more listed in Slovenia, and the 20,520th largest worldwide. It lies 82 km from Ljubljana.
Key Facts
Country
Region
Urban Municipality of Koper
Coordinates
45.548, 13.730
Record updated
14 April 2026
Entry edited, not measured
City population, GeoNames. GeoNames publishes no year for its population figures, so “record updated” is when the entry was last edited — not the date the population was measured. Elevation is modelled from a digital elevation model rather than surveyed, so it is approximate.
Nearby Cities
All 9 in SloveniaClosest listed cities by great-circle distance from the city centre.