Canley Heights is a suburb of Sydney, in the state of New South Wales, Australia 31 kilometres west of the Sydney central business district, in the local government area of the City of Fairfield and is part of the South-western Sydney region.

Canley Heights takes its name from its sister-suburb down the hill, Canley Vale. When Sir Henry Parkes settled there in the mid-19th century, he named his home Canley Grange, after his birthplace of Canley in Coventry, England.

Canley Heights mostly consists of low-density residential and commercial developments.

Its commercial area is centred on Canley Vale Road, the main street in the suburb, which features convenient stores, dollar stores, many businesses, dentists, law firms, cafes, two gas stations, as well as a variety of ethnic restaurants (generally, Vietnamese, which usually open up until late in the weekends and would offer a 'nightlife' for the residents and visitors alike, as most restaurants and shops close by 9pm in Sydney and the rest of the country.

There are also Bars hotels (with a VIP lounge and bar), bistro, hookah lounge and a Post Office, which is the only remaining banking facility, in the main street.

Canley Heights Public School was established in 1955. The school has an enrollment of approximately 600 students.

The nearest railway station is located in the nearby suburb of Canley Vale. The Cumberland Highway passes through Canley Heights.

Westbus operates the 817 bus route that serves the suburb.

According to the 2016 census of Population, there were 10,974 residents in Canley Heights. 40.2% of people were born in Australia. The most common countries of birth were Vietnam 28.7%, Cambodia 7.1%, Iraq 2.7%, New Zealand 2.1% and China 1.7%. 20.1% of people only spoke English at home. Other languages spoken at home included Vietnamese 39.3%, Cantonese 6.7%, Khmer 6.3%, Mandarin 3.1% and Min Nan 2.9%. The most common responses for religion in Canley Heights were Buddhism 38.4%, Catholic 19.3% and No Religion 18.1%.^[1]