Slovenia, officially the Republic of Slovenia, is a country in Central Europe. It borders Italy to the west, Austria to the north, Hungary to the northeast, and Croatia to the south and southeast; its southwestern boundary consists of a 46.6-kilometre (29.0 mi) coastline on the Adriatic Sea.
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Slovenia · 1960–2025
Population data from World Bank (2025), licensed under CC BY 4.0. Series covers 1960–2025.
Ljubljana is the capital and largest city of Slovenia, located along a trade route between the northern Adriatic Sea and the Danube region, north of the country's largest marsh, it has been inhabited since prehistoric times. It is the country's cultural, educational, economic, political and administrative center and the seat of the Urban Municipality of Ljubljana.
Maribor is the second-largest city in Slovenia and the largest city of the traditional region of Lower Styria. It is the seat of the Urban Municipality of Maribor and the Drava Statistical Region. Maribor is also the economic, administrative, educational, and cultural centre of eastern Slovenia.
Celje is the third-largest city in Slovenia. It is a regional center of the traditional Slovenian region of Styria and the administrative seat of the Urban Municipality of Celje.
Kranj is the fourth-largest city in Slovenia and the largest urban center of the traditional region of Upper Carniola and the Slovene Alps. It is located approximately 20 kilometres northwest of the national capital Ljubljana, acting as the seat of the City Municipality of Kranj.
Koper is the fifth-largest city in Slovenia. Located in the Istrian region in the southwestern part of the country, Koper is the main urban center of the Slovene coast. The Port of Koper is the country's only container port and a major contributor to the economy of the Municipality of Koper. The city is a destination for a number of Mediterranean cruising lines.
Velenje is the sixth-largest city of Slovenia, and the seat of the Municipality of Velenje. Velenje was owned by the Habsburgs for several centuries, which is reflected in the exceptionally rich legacy of castles and manors.
Novo Mesto is the seventh-largest city of Slovenia. It is the economic and cultural centre of the traditional region of Lower Carniola and the seat of the City Municipality of Novo Mesto. It lies on a bend of the Krka River, close to the border with Croatia.