Fairfield, IL
Population 4,658 · Illinois
About Fairfield, IL
Fairfield is a small community in Illinois with a population of 4,658 residents. The median household income is $41,026 per year, which is below the national average. The median age in Fairfield is 44.5 years.
Housing in Fairfield has a median home value of $91,800 and median monthly rent of $558. Of the 2,602 total housing units, the majority are owner-occupied, with 1,579 owner-occupied and 740 renter-occupied units.
The unemployment rate in Fairfield is 3.2% and the poverty rate is 18.5%. 14.6% of residents hold a bachelor's degree or higher. The average commute time is 18.5 minutes.
Cost of Living in Fairfield, IL
Compared to national averages, Fairfield has a median household income of $41,026 (45% below the national median of $75,149). Home values average $91,800, which is 63% below the national median. Monthly rent at $558 is 52% below the US average of $1,163. Within Illinois, Fairfield's income is 45% below the state average of $75,072, and home values are 45% below the state median of $165,779.
Why Live in Fairfield, IL?
Fairfield offers affordable housing with a median home value of $91,800, below the US average of $244,900, and rent that’s lower than the national average at $558/month, and a strong job market with an unemployment rate of just 3.2%. Additionally, the city features short commute times averaging just 18.5 minutes.
Potential considerations include median household income ($41,026) that falls below the national average. However, Fairfield’s smaller community size offers a quieter lifestyle and tight-knit neighborhoods.
Fairfield has a population of 4,658 with a median age of 44.5 years. Compare Fairfield with other cities to see how it stacks up, or explore all cities in Illinois.
Similar Cities Near Fairfield
Cities in Illinois with a similar population size.
| City | Population | Median Income | Home Value | |
|---|---|---|---|---|
| Tuscola | 4,675 | $77,034 | $148,100 | Compare |
| Olympia Fields | 4,636 | $107,656 | $289,900 | Compare |
| Watseka | 4,630 | $42,794 | $104,400 | Compare |
| Creve Coeur | 4,572 | $49,853 | $86,500 | Compare |
| Cortland | 4,556 | $82,750 | $203,700 | Compare |
| Stone Park | 4,504 | $75,165 | $218,300 | Compare |
| Fox River Grove | 4,501 | $125,104 | $289,200 | Compare |
| Palos Park | 4,832 | $126,263 | $469,900 | Compare |
Demographics
Racial & Ethnic Composition
Economy & Education
Housing
Other Cities in Illinois
Data source: US Census Bureau ACS 5-Year Estimates. Last updated: 2026-04-05.
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Frequently Asked Questions about Fairfield
What is the population of Fairfield, IL?
The population of Fairfield, IL is 4,658 according to the latest Census data.
What is the median household income in Fairfield?
The median household income in Fairfield, IL is $41,026 per year.
What is the median home value in Fairfield?
The median home value in Fairfield, IL is $91,800.
What is the average rent in Fairfield?
The median monthly rent in Fairfield, IL is $558.
What is the unemployment rate in Fairfield?
The unemployment rate in Fairfield, IL is 3.2%.