Greenwich township

County:: Cumberland County
County Seat:: No
Area (mi²):: 8.987
State:: New Jersey

Greenwich township is located in Cumberland County, New Jersey. Greenwich township has a 2025 population of 5,035. Greenwich township is currently growing at a rate of 0.42% annually and its population has increased by 2.38% since the most recent census, which recorded a population of 4,918 in 2020.

The average household income in Greenwich township is $111,009 with a poverty rate of 6.61%.The median age in Greenwich township is 44.1 years: 39.9 years for males, and 49.7 years for females.

Demographics

The racial composition of Greenwich township includes 80.62% White, 6.19% Black or African American, 6.15% other race, and smaller percentages for Asian, Native American and multiracial populations.

Population by Race

Race	Population	Percentage (of total)
White	3,984	80.62%
Black or African American	306	6.19%
Other race	304	6.15%
Two or more races	211	4.27%
Asian	124	2.51%
Native American	13	0.26%

Greenwich township Marital Status

Married

Widowed

Divorced

Separated

Never Married

Economics and Income Statistics

Greenwich township's average per capita income is $60,271. Household income levels show a median of $90,508. The poverty rate stands at 6.61%.

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	$109,712	-
Families	$105,863	$129,531
Households	$90,508	$111,009
Non Families	$48,856	$63,150

$60,271

Average Income

$90,508

Median Household Income

6.61%

Poverty Rate