It is 25 kilometres (16 mi) north-east of Perth's central business district in the City of Swan local government area.Henley Brook is notable for its local history and landmarks, dating back to the foundation of the Swan River Colony.[6] Stirling returned to Australia in 1829 with a mandate to establish the Swan River Colony and its system of settler land grants.[10] After passing through several prominent owners, including Edmund Brockman and Henry Saunders,[11] the Henley Park estate was put up for subdivision in 1922, featuring large lots of between 5 and 10 acres.[15] The first suburban neighbourhood development in Henley Brook was the Morgan Fields estate,[16] on land which had been purchased by the State Housing Commission in the 1980s.The most common ancestries in Belhus as of 2021 were English (43.2%), Australian (35.5%), Irish (9.3%), Scottish (8.7%) and Italian (8.2%), with 2.8% of residents identifying as Aboriginal and/or Torres Strait Islander.Henley Brook is in the north-east near Brockman Street, while St Leonards Creek traverses the centre of the locality in a north-westerly direction.The substation serves power to most of Henley Brook, as well as the whole of the Ellenbrook urban area,[24] including The Vines to the north-east and Brabham to the south.A small commercial zone exists in the north of the suburb on Gnangara Road with two fast food restaurants and a service station.