Capital city in City Municipality of Ljubljana, Slovenia Ljubljana Capital city Clockwise from top: Ljubljana Castle in the background and Franciscan Church of the Annunciation in the foreground; Visitation of Mary Church on Rožnik Hill; Kazina Palace at Congress Square; one of the Dragons on the Dragon Bridge; Ljubljana City Hall; Ljubljanica with the Triple Bridge in distance Flag Coat of arms Ljubljana Location of Ljubljana in Slovenia Show map of Slovenia Ljubljana Ljubljana (Europe) Show map of Europe Coordinates: 46°03′20″N 14°30′30″E﻿ / ﻿46.05556°N 14.50833°E﻿ / 46.05556; 14.50833Coordinates: 46°03′20″N 14°30′30″E﻿ / ﻿46.05556°N 14.50833°E﻿ / 46.05556; 14.50833 Country Slovenia Municipality City Municipality of Ljubljana First mention 1112–1125 Town privileges 1220–1243 Government • Mayor Zoran Janković (PS) Area • Capital city 163.8 km2 (63.2 sq mi) Elevation [1] 295 m (968 ft) Population (2018)[2] • Capital city 290,010 • Density 1,712/km2 (4,430/sq mi) • Metro 537,712 [3] Time zone UTC+1 (CET) • Summer (DST) UTC+2 (CEST) Postal codes 1000—1211, 1231, 1260, 1261[4] Area code(s) 01 (1 if calling from abroad) Vehicle Registration LJ Website www.ljubljana.si