Municipality of Postojna
| Municipality of Postojna Občina Postojna | |
|---|---|
| Location of the Municipality of Postojna in Slovenia | |
| Coordinates: 45°47′N 14°13′E / 45.783°N 14.217°E | |
| Country | Slovenia | 
| Government | |
| • Mayor | Igor Marentič (Independent) | 
| Area | |
|  • Total | 269.9 km2 (104.2 sq mi) | 
| Population  (July 1, 2018) | |
|  • Total | 16,120 | 
| • Density | 60/km2 (150/sq mi) | 
| Time zone | UTC+01 (CET) | 
| • Summer (DST) | UTC+02 (CEST) | 
The Municipality of Postojna (pronounced [pɔˈstoːi̯na] ⓘ; Slovene: Občina Postojna) is a municipality in the traditional region of Inner Carniola in southwestern Slovenia. The seat of the municipality is the town of Postojna. The municipality was established in its current form on 3 October 1994, when the former larger Municipality of Postojna was subdivided into the municipalities of Pivka and Postojna.