Washington County Flag

Washington County

State:
Ohio
County Seat:
Marietta

Washington County's estimated 2025 population is 57,995 with a growth rate of -0.5% in the past year according to the most recent United States census data. Washington County is the 45th largest county in Ohio. The 2010 population was 61,714 and has seen a growth of -6.03% since that time.

57,995
Total Population
92
Population Density (miĀ²)
45
Population Rank (State)
-291 -0.5%
Annual Population Growth

Washington County Population

Washington County Population

Data after 2023 is projected based on recent change

Demographics

The racial composition of Washington County includes 94.35% White, and smaller percentages for Two or more races, Black or African American, other race, Asian, Native American, Native Hawaiian or Pacific Islander and multiracial populations.

Population by Race

White

Two or more races

Black or African American

Other race

Asian

Native American

Native Hawaiian or Pacific Islander

Race
Population
Percentage (of total)
White55,96994.35%
Two or more races1,7342.92%
Black or African American6921.17%
Other race4000.67%
Asian3900.66%
Native American1330.22%
Native Hawaiian or Pacific Islander00%

Washington County Marital Status

Married

Widowed

Divorced

Separated

Never Married

Economics and Income Statistics

Washington County's average per capita income is $42,483. Household income levels show a median of $61,355. The poverty rate stands at 12.89%.

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$87,267$111,765
Families$78,309$98,003
Households$61,355$82,107
Non Families$34,148$50,646

$42,483

Average Income

$61,355

Median Household Income

12.89%

Poverty Rate