Castle Hill, New South Wales
Castle Hill | |||||||||||||
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Public school (1879) | |||||||||||||
Castle Hill Location in metropolitan Sydney | |||||||||||||
Interactive map of Castle Hill | |||||||||||||
| Coordinates: 33°43′45″S 151°0′14″E / 33.72917°S 151.00389°E | |||||||||||||
| Country | Australia | ||||||||||||
| State | New South Wales | ||||||||||||
| City | Sydney | ||||||||||||
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| Location |
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| Established | 1802 | ||||||||||||
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| Elevation | 142 m (466 ft) | ||||||||||||
| Population | |||||||||||||
| • Total | 40,874 (2021 census) | ||||||||||||
| Postcode | 2154 | ||||||||||||
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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.