Wentworth Falls is a town in the Blue Mountains region of New South Wales, situated approximately 100 kilometres west of the Sydney central business district, and about 8 kilometres east of Katoomba, Australia on the Great Western Highway, with a Wentworth Falls railway station on the Main Western line. The town is at an elevation of 867 metres AHD. At the 2016 census, Wentworth Falls had a population of 6,076.