Decatur township

County:: Brown County
County Seat:: No
Area (mi²):: 33.317
State:: Ohio

Decatur township is located in Brown County, Ohio. Decatur township has a 2025 population of 605. Decatur township is currently declining at a rate of -0.49% annually and its population has decreased by -3.2% since the most recent census, which recorded a population of 625 in 2020.

The average household income in Decatur township is $55,604 with a poverty rate of 36.68%.The median age in Decatur township is 29.5 years: 29.6 years for males, and 27.6 years for females.

Demographics

The racial composition of Decatur township includes 88.84% White, and smaller percentages for Black or African American and multiracial populations.

Population by Race

Race	Population	Percentage (of total)
White	637	88.84%
Two or more races	77	10.74%
Black or African American	3	0.42%

Decatur township Marital Status

Married

Widowed

Divorced

Separated

Never Married

Economics and Income Statistics

Decatur township's average per capita income is $33,015. Household income levels show a median of $41,528. The poverty rate stands at 36.68%.

Families: A family includes the owner or renter of the home along with everyone related to them - whether through birth, marriage, or adoption. This includes relatives like spouses, children, parents, siblings, grandparents, and any other family members.

Households: A household includes all the people who occupy a housing unit (such as a house or apartment) as their usual place of residence.

Non Families: A nonfamily household is either someone living alone or when the owner/renter lives with people they aren't related to, like roommates.

Name	Median	Mean
Married Families	$75,250	-
Families	$63,889	$65,864
Households	$41,528	$55,604
Non Families	$15,417	$15,010

$33,015

Average Income

$41,528

Median Household Income

36.68%

Poverty Rate