Fairfield is an electoral district of the Legislative Assembly of the Australian state of New South Wales in Sydney's West.

[3] Fairfield is similar to much of Western Sydney in the fact that a significant size of the population were either born overseas or have parents who were born overseas.

Approximately 50% of the population which is more than double the Australian average at 22.2% were born overseas of which most were born in either East Asian countries such as Vietnam and China or from Middle Eastern countries like Iraq and Lebanon.

Despite this high level of foreign born residents, 83.4% had Australian citizenship which is only slightly lower than the national average of 86.1%.

Median incomes for the population aged 15 years and over was in all 3 categories lower than the national average.