Munmurra River, a perennial river of the Hunter River catchment, is located in the Upper Hunter region of New South Wales, Australia.

Course and features

Munmurra River rises on the southern slopes of the Great Dividing Range, below Breeza Lookout, northeast of Cassilis and flows generally south by west, joined by four minor tributaries before reaching its confluence with the Goulburn River. The river descends 876 m over its 74 km course. South of the town of Cassilis, the Golden Highway crosses the Munmurra River.