Gradiška (Serbian Cyrillic: Градишка) is a city in Republika Srpska, Bosnia and Herzegovina. As of 2013, it has a population of 51,727 inhabitants, while the city of Gradiška has a population of 14,368 inhabitants. It is geographically located in eastern Krajina region, and the town is situated on the Lijevče plain, on the right bank of the Sava river across from Stara Gradiška, Croatia, and about 40 km (25 mi) north of Banja Luka.