Coolah Tops is a national park in New South Wales, Australia, 258 km northwest of Sydney, established on 5 July 1996. It is managed by the New South Wales National Parks and Wildlife Service. Its World Conservation Union category is II. It is situated 30 kilometres east of Coolah in the Liverpool Range, on the Coolah Creek Road. The park features waterfalls that plunge from the plateau. Giant grass trees and open forest with stands of snow gums shelter gliders, wallabies, eagles and owls.