The Carbunup River is located in the south-west corner of Western Australia.

The Carbunup River is 36 kilometres (22 mi) in length and flows north from its headwaters in the Treeton State Forest/Whicher Range in the Shire of Augusta-Margaret River.

The catchment area is 170 square kilometres (65.6 sq mi) of which 55% is cleared.

The Carbunup River is located in the Leeuwin-Naturaliste area where it crosses two physiographic regions, the 15 km wide Swan Coastal Plain and the gently undulating Blackwood Plateau.

This article related to a river in Western Australia is a stub.