Seven Hills is a suburb in the Greater Western Sydney region of Sydney, in the state of New South Wales, Australia, located 33 kilometres North West of the Sydney central business district. Seven Hills is within the local government areas of the City of Parramatta and Blacktown City councils.
Population: 20,095 (SAL 2021)
Established: 1800
Elevation: 45 m (148 ft)
Location: 33 km (21 mi) north west of Sydney CBD
Postcode(s): 2147 (1730 for Seven Hills Post Office Boxes)