Bonnyrigg Heights is a suburb of Sydney, in New South Wales, Australia. Its name originates from Bonnyrigg, Midlothian, Scotland. Bonnyrigg Heights is located on the traditional indigenous lands of the Dharug Nation.

According to the 2016 census, there were 7,303 residents in Bonnyrigg Heights. In Bonnyrigg Heights, 45.9% of people were Australian-born. The most common other countries of birth were Vietnam 11.7%, Iraq 6.5%, Cambodia 3.8%, Laos 2.8% and Fiji 2.1%. 26.8% of people spoke only English at home. Other languages spoken at home included Vietnamese 17.5%, Serbian 6.6%, Arabic 6.0%, Assyrian Neo-Aramaic 4.3% and Khmer 4.3%. The most common responses for religion in Bonnyrigg Heights were Catholic 31.8%, Buddhism 21.9%, No Religion 10.4%, Eastern Orthodox 8.3% and Islam 6.0%.

Buses operated by Transit Systems Sydney traverse the suburb. The T80 Liverpool-Parramatta Transitway links Bonnyrigg Heights to major centres across Greater Western Sydney including Bonnyrigg, Prairiewood, Smithfield, City of Liverpool and City of Parramatta as well as Green Valley and Cecil Hills. Other routes all operating every 30 minutes are: