Lake Burdur (Turkish: Burdur Gölü) is a large saline lake of tectonic origin, positioned at the frontier between Burdur and Isparta provinces, in southwestern Turkey. It is located at around (37.75°N 30.18°E). It has an area of 250.00 km² and maximum depth variously reported at between 50 and 110 m. Water level in the lake fluctuates.