Washington township

County:: Warren County
County Seat:: No
Area (mi²):: 2.953
State:: New Jersey

Washington township is located in Warren County, New Jersey. Washington township has a 2025 population of 9,309. Washington township is currently growing at a rate of 0.25% annually and its population has increased by 0.45% since the most recent census, which recorded a population of 9,267 in 2020.

The average household income in Washington township is $217,262 with a poverty rate of 2.51%.The median age in Washington township is 46 years: 43.4 years for males, and 49.4 years for females.

Demographics

The racial composition of Washington township includes 85.37% White, 6.26% Asian, and smaller percentages for Black or African American, other race, Native American and multiracial populations.

Population by Race

Race	Population	Percentage (of total)
White	7,919	85.37%
Two or more races	598	6.45%
Asian	581	6.26%
Black or African American	162	1.75%
Other race	10	0.11%
Native American	6	0.06%

Washington township Marital Status

Married

Widowed

Divorced

Separated

Never Married

Economics and Income Statistics

Washington township's average per capita income is $92,407. Household income levels show a median of $168,922. The poverty rate stands at 2.51%.

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	$187,411	-
Families	$176,789	$225,883
Households	$168,922	$217,262
Non Families	$102,308	$154,343

$92,407

Average Income

$168,922

Median Household Income

2.51%

Poverty Rate