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Data on this report is based on areas within the legal city boundary, outlined in black on the map. Any additional neighborhoods shown on the map are associated with the city by name and are included for reference only.

Fairfield, IL
Real Estate & Demographic Data






Fairfield profile


Living in Fairfield



Fairfield is a very small city located in the state of Illinois. With a population of 4,779 people and two constituent neighborhoods, Fairfield is the 348th largest community in Illinois.

Also of interest is that Fairfield has more people living here who work in computers and math than 95% of the places in the US.

The percentage of adults in Fairfield with college degrees is slightly lower than the national average of 21.84% for all communities. 15.33% of adults in Fairfield have a bachelor's degree or advanced degree.

The per capita income in Fairfield in 2018 was $25,168, which is low income relative to Illinois, and lower middle income relative to the rest of the US. This equates to an annual income of $100,672 for a family of four. However, Fairfield contains both very wealthy and poor people as well.

The people who call Fairfield home describe themselves as belonging to a variety of racial and ethnic groups. The greatest number of Fairfield residents report their race to be White, followed by Black or African-American. Important ancestries of people in Fairfield include German, English, Irish, Scottish, and Swedish.

The most common language spoken in Fairfield is English. Other important languages spoken here include Spanish and Polish.


Real Estate in Popular Fairfield Neighborhoods

Popular Real Estate Near Fairfield IL

Zip Codes in Fairfield, IL