St. Clair township

County:: Columbiana County
County Seat:: No
Area (mi²):: 29.458
State:: Ohio

St. Clair township is located in Columbiana County, Ohio. St. Clair township has a 2025 population of 7,560. St. Clair township is currently declining at a rate of -0.51% annually and its population has decreased by -2.82% since the most recent census, which recorded a population of 7,779 in 2020.

The average household income in St. Clair township is $79,247 with a poverty rate of 7.18%.The median age in St. Clair township is 51.3 years: 44.8 years for males, and 56.3 years for females.

Demographics

The racial composition of St. Clair township includes 93.46% White, and smaller percentages for Black or African American and multiracial populations.

Population by Race

Race	Population	Percentage (of total)
White	7,222	93.46%
Two or more races	398	5.15%
Black or African American	107	1.38%

St. Clair township Marital Status

Married

Widowed

Divorced

Separated

Never Married

Economics and Income Statistics

St. Clair township's average per capita income is $36,591. Household income levels show a median of $61,780. The poverty rate stands at 7.18%.

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	$90,087	-
Families	$87,587	$101,303
Households	$61,780	$79,247
Non Families	$36,402	$40,379

$36,591

Average Income

$61,780

Median Household Income

7.18%

Poverty Rate