Eastern Creek is a suburb of Sydney, in the state of New South Wales, Australia.

Eastern Creek is located 35 kilometres (22 mi) west of the Sydney central business district, in the Blacktown local government area and is part of the Greater Western Sydney region.

[1] Eastern Creek features many industrial developments and often the description 'Eastern Creek Area' also includes the industrial developments in the neighbouring suburbs of Arndell Park and Huntingwood.

Eastern Creek Waste and Recycling Centre also takes up a large part of the suburb.

Prospect Nature Reserve is situated to the east of the suburb, which provides recreational needs.