Derrimut is a suburb of Melbourne Victoria Australia 18?km west of Melbourne’s Central Business District located within the City of Brimbank Local government area. Derrimut recorded a population of 8269 at the 2016 Census. It is bounded by Foleys Road to the north Robinsons Road to the west the Western Ring Road to the east and Boundary Road to the south. Derrimut is a newly developed suburb in Melbourne. It is named after Derrimut a nineteenth-century Aboriginal Elder. Derrimut Post Office opened on 1 June 1866 in the rural area but closed in 1918.