Cecil Hills lies approximately 38 km west of the Sydney central business district, within the City of Liverpool local government area, and forms part of Greater Western Sydney.
The suburb recorded a population of 6,906 in the 2021 Census, showing a slight decline of approximately 1.6 per cent since 2016. The median age of residents is in the mid-30s, with an average household comprising around four persons across approximately 6.1 km², a figure reflecting its family-oriented character.
Around 52.8 per cent of residents are Australia-born, with significant communities from Iraq, Vietnam, the Philippines, Cambodia, and Fiji. Linguistic diversity is prominent: approximately 37.9 per cent of households speak only English, while Arabic, Vietnamese, Assyrian, and Chaldean Neo-Aramaic are also widely spoken.
Home ownership remains strong, with over 80 per cent of dwellings owned or mortgaged, and median monthly mortgage repayments near $2,167. Meanwhile, the weekly median rent sits at approximately $500. Most households are couple families with children, and residents tend to work in professional occupations, supported by a relatively high median household income.
Commuting is heavily car‑dependent, with nearly 49 per cent driving to work, only about 1.2 per cent using public transport and just 0.4 per cent walking or cycling, while over 30 per cent work from home.
Bus services link Cecil Hills to Cabramatta and Liverpool, and road access is supported by Cowpasture Road, Elizabeth Drive, and the recently completed M12 Motorway, which connects to the M7.
Cecil Hills Shopping Village anchors local retail, featuring a Woolworths supermarket, medical centre and specialty shops. Residents also have access to larger centres nearby, including Westfield Liverpool and other regional retail hubs, via road and bus routes.
Recreational spaces include Dunumbral Park, featuring its artificial Doujon Lake, playgrounds, and walking paths, as well as the adjoining Gough Park.
The heritage-listed Cecil Hills Farm, dating from 1818 to 1824, offers a link to early colonial settlement. Around 66 per cent of the suburb’s land is dedicated to 15 parks, emphasising green space and environmental living zones.
Diverse communities, family households, strong ownership, extensive parklands, and emerging transport infrastructure define Cecil Hills as a well‑connected, residential suburb in south‑west Sydney.