Map of Castle Hill

Castle Hill is a suburb of Sydney, New South Wales, Australia, located 34 kilometres north-west of the Sydney central business district and 9.5 kilometres north of Parramatta. It is within the Hills District region, split between the local government areas of The Hills Shire and Hornsby Shire.
  • Population: 40,874 (2021 census)
  • Established: 1802
  • Elevation: 142 m (466 ft)
  • Location: 34 km (21 mi) north-west of Sydney CBD
  • Postcode(s): 2154
  • LGA(s): Hornsby Shire · The Hills Shire
  • State electorate(s): Castle Hill
Data from: en.wikipedia.org