Cluj-Napoca (/ˈkluːʒnæˌpoʊkə/ KLOOZH-na-POH-kə; .mw-parser-output .IPA-label-small{font-size:85%}.mw-parser-output .references .IPA-label-small,.mw-parser-output .infobox .IPA-label-small,.mw-parser-output .navbox .IPA-label-small{font-size:100%}Romanian: [ˈkluʒ naˈpoka] ⓘ), or simply Cluj (Hungarian: Kolozsvár [ˈkoloʒvaːr] ⓘ, German: Klausenburg), is a city in northwestern Romania. It is the second-most populous city in the country[5] and the seat of Cluj County. Geographically, it is roughly equidistant from Bucharest (445 km; 277 mi), Budapest (461 km; 286 mi) and Belgrade (483 km; 300 mi). Located in the Someșul Mic river valley, the city is considered the unofficial capital of the historical province of Transylvania. For some decades prior to the Austro-Hungarian Compromise of 1867, it was the official capital of the Grand Principality of Transylvania. As of 2021[update], 286,598 inhabitants live in the city.[5] The Cluj-Napoca metropolitan area had a population of 411,379 people,[4][6] while the population of the peri-urban area is approximately 420,000.[4][7] According to a 2007 estimate, the city hosts a visible population of students and other non-residents, an average of over 20,000 people each year during 2004–2007.[8] The city spreads out from St. Michael's Church in Unirii Square, built in the 14th century and named after the Archangel Michael, Cluj's patron saint.[9] The municipality covers an area of 179.52 square kilometres (69.31 sq mi).