Coorg, former state, 1,593 sq mi (4,126 sq km), Karnataka state, SW India. Mercara was the capital. Situated mainly in the hilly Western Ghats, the Coorg region produces coffee, tea, cardamom, pepper, and timber; rice is the principal lowland crop. An independent Hindu dynasty ruled Coorg from the late 16th cent. until the British annexed it in 1834.