| Blackett Sydney, New South Wales | |||||||||||||||
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 Road bridge on the cycleway passing Blackett Primary School, showing artwork | |||||||||||||||
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| Population | 3,586 (2021 census)[1] | ||||||||||||||
| Postcode(s) | 2770 | ||||||||||||||
| Elevation | 50 m (164 ft) | ||||||||||||||
| Location | 48 km (30 mi) west of Sydney CBD | ||||||||||||||
| LGA(s) | City of Blacktown | ||||||||||||||
| State electorate(s) | Mount Druitt | ||||||||||||||
| Federal division(s) | Chifley | ||||||||||||||
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Blackett is a suburb of Sydney, in the state of New South Wales, Australia. Blackett is located 48 kilometres west of the Sydney central business district, in the local government area of the City of Blacktown and is part of the Greater Western Sydney region.