Fairfield is located in Butler County, Ohio. Fairfield has a 2025 population of 833 . Fairfield is currently declining at a rate of 0% annually and its population has decreased by -0.48% since the most recent census, which recorded a population of 837 in 2020.
The average household income in Fairfield is $145,897 with a poverty rate of 1.24%. The median age in Fairfield is 60.4 years: 60.7 years for males, and 50.9 years for females. For every 100 females there are 78.6 males.
Data after 2023 is projected based on recent change
The racial composition of Fairfield includes 99.79% White, and smaller percentages for other race and multiracial populations.
White (99.79%)
Other race (0.21%)
Race | Population | Percentage (of total) |
|---|---|---|
| White | 973 | 99.79% |
| Other race | 2 | 0.21% |
Married
Widowed
Divorced
Separated
Never Married
Fairfield's average per capita income is $114,034. Household income levels show a median of $169,943. The poverty rate stands at 1.24%.
Name | Median | Mean |
|---|---|---|
| Married Families | $215,544 | - |
| Families | $215,336 | $174,461 |
| Households | $169,943 | $145,897 |
| Non Families | $41,014 | $78,174 |
Average Income
Median Household Income
Poverty Rate