At the 2011 census, there were 4,420 residents in Guildford West. The median age of residents was 33 years and 23.7% of people were aged 14 years and under. Just over 60% of people were born in Australia, with the top other countries of birth being Lebanon, New Zealand and Iraq. About half of people spoke a language other than English at home. The other languages spoken included Arabic 25.6%, Italian 1.9% and Turkish 1.5%. The top responses for religious affiliation were Catholic 39.7%, Islam 14.7% and Anglican 13.4%.