The Swan Valley is a region in the upper reaches of the Swan River between Guildford and Bells Rapids, Western Australia. It is bordered to the east by the Darling Scarp. Both Ellenbrook and Jane Brook lie within the region and discharge into the Swan River. There are 14 suburbs within the region including Herne Hill, Baskerville, Henley Brook, Ellenbrook, Aveley, Caversham, Upper Swan, Brigadoon and Whiteman; It occurs in the City of Swan local government area.