Beaumont Hills is a suburb of Sydney, in the state of New South Wales, Australia 40 kilometres north west of the Sydney central business district, in the local government area of The Hills Shire. Beaumont Hills is part of the Greater Western Sydney region and the Hills District.

According to the 2021 census, there were 9,041 residents in Beaumont Hills. 56.5% of people were born in Australia. The next most common countries of birth were India 6.0%, China 5.1%, Philippines 3.7%, South Africa 3.1%, and England 3.0%. 59.6% of people only spoke English at home. Other languages spoken at home included Mandarin 7.3%, Hindi 2.9%, Cantonese 2.3%, Arabic 2.1% and Persian 2.0%. The most common responses for religious affiliation were Catholic 27.9%, No Religion 23.9% and Anglican 10.5%.