Fairfield township Flag

Fairfield township

County:
Butler County
County Seat:
No
Area (mi²):
0.613
State:
Ohio

Fairfield township is located in Butler County, Ohio. Fairfield township has a 2026 population of 819. Fairfield township is currently growing at a rate of 0.99% annually but its population has decreased by -2.15% since the most recent census, which recorded a population of 837 in 2020.

The median age in Fairfield township is 60.5 years: 60.7 years for males, and 54.2 years for females. For every 100 females there are 84.7 males.

819
Total Population
1,335
Density (mi²)
8 0.99%
Growth

Fairfield township Population

Fairfield township Population

Year ↓
Population
Growth
Annual Change
202681980.99%
202581181%
2024803-5-0.62%
2023808-1-0.12%
2022809111.38%
2021798-39-4.66%
2020837-2-0.24%
2019637-4-0.62%
2018641-2-0.31%
2017643-4-0.62%
2016647-4-0.61%
2015651-3-0.46%
2014654-3-0.46%
2013657-2-0.3%
2012659-4-0.6%
2011663663
2010665-1-0.15%

Median Age

Overall: 60.5 years
Female: 54.2 years
Male: 60.7 years

Fairfield township Adults

There are 1,001 adults, (426 of whom are seniors) in Fairfield township.

Sex Ratio

Female: 562 (54.1%)
Male: 476 (45.9%)

Demographics

The racial composition of Fairfield township includes 96.53% White, 3.28% Asian, and smaller percentages for other race and multiracial populations.

Population by Race

Race
Population ↓
Percentage (of total)
White1,00296.53%
Asian343.28%
Other race20.19%
Race
Population ↓
Percentage (of total)
Other race20.19%
Race
Population ↓
Percentage (of total)
White1,00296.53%
Asian343.28%

Fairfield township Marital Status

Sources

  1. US Census State Population Estimates - Most recent state estimates from the Census Bureau's Population Estimates Program
  2. US Census County Population Estimates - Most recent county estimates from the Census Bureau's Population Estimates Program
  3. American Community Survey (2009 - 2013)
  4. Census QuickFacts
  5. Historical Populations of States and Counties (1790 - 1990)