Fairfield is a city located in Wayne County Illinois. It is also the county seat of Wayne County. With a 2020 population of 4,829, it is the 340th largest city in Illinois and the 6749th largest city in the United States. Fairfield is currently declining at a rate of -0.56% annually and its population has decreased by -1.69% since the most recent census, which recorded a population of 4,912 in 2020. Spanning over 4 miles, Fairfield has a population density of 1,198 people per square mile.
The average household income in Fairfield is $49,227 with a poverty rate of 16.55%. The median rental costs in recent years comes to $500 per month, and the median house value is $77,600. The median age in Fairfield is 43.1 years, 40.3 years for males, and 44.9 years for females.
According to the most recent ACS, the racial composition of Fairfieldwas:
Rate of Home Ownership
Average Family Size
Average Household Size
The highest rate of high school graduation is among black people with a rate of 98.00%.
The highest rate of bachelors degrees is among black people with a rate of 62.00%.
97.92% of Fairfield residents speak only English, while 2.08% speak other languages. The non-English language spoken by the largest group is Spanish, which is spoken by 1.31% of the population.
Overall Poverty Rate
Male Poverty Rate
Female Poverty Rate
The race most likely to be in poverty in Fairfield is Asian, with 100.00% below the poverty level.
The race least likely to be in poverty in Fairfield is Other, with NaN% below the poverty level.
The poverty rate among those that worked full-time for the past 12 months was 5.90%. Among those working part-time, it was 18.60%, and for those that did not work, the poverty rate was 21.25%.
Number of Veterans
Veteran Poverty Rate
Veteran Disability Rate
Labor Force Participation
Non citizens include legal permanent residents (green card holders), international students, temporary workers, humanitarian migrants, and illegal immigrants.
Born in Fairfield
99.45% of Fairfield residents were born in the United States, with 73.09% having been born in Illinois. 0.49% of residents are not US citizens. Of those not born in the United States, the largest percentage are from Asia.