Ootha is a village in the Central West region of New South Wales, Australia. The village is in the Forbes Shire local government area, 430 kilometres (270 mi) west of the state capital, Sydney. At the 2006 census, Ootha and the surrounding area had a population of 94. The place name is derived from an aboriginal word for 'ear'. Ootha is situated approximately 10 km from Mount Derriwong, which is recognised by surveyors as sporting the central Trig Station for NSW.