Timbarra River, a mostly perennial stream of the Clarence River catchment, is located in the Northern Tablelands district of New South Wales, Australia.

Course and features

Timbarra River rises on the slopes of Gibraltar Range, east of Bald Nob, and flows generally north northeast, joined by four minor tributaries before reaching its confluence with the Clarence River, south southwest of Tabulam. The river descends 923 m over its 169 km course; and flows through the Gibraltar Range National Park in its upper reaches. Between Tenterfield and Grafton, the course of Timbarra River flows adjacent to the Bruxner Highway.