Green Brook township

County:: Somerset County
County Seat:: No
Area (mi²):: 4.407
State:: New Jersey

Green Brook township is located in Somerset County, New Jersey. Green Brook township has a 2025 population of 7,243. Green Brook township is currently declining at a rate of -0.33% annually and its population has decreased by -0.22% since the most recent census, which recorded a population of 7,259 in 2020.

The average household income in Green Brook township is $223,514 with a poverty rate of 5.7%. The median age in Green Brook township is 46.5 years: 44.3 years for males, and 46.7 years for females.

Demographics

The racial composition of Green Brook township includes 56.75% White, 25.62% Asian, 9.28% other race, and smaller percentages for Black or African American, Native American, Native Hawaiian or Pacific Islander and multiracial populations.

Population by Race

White

Asian

Other race

Two or more races

Black or African American

Native American

Native Hawaiian or Pacific Islander

Race	Population	Percentage (of total)
White	3,962	56.75%
Asian	1,789	25.62%
Other race	648	9.28%
Two or more races	583	8.35%
Black or African American	0	0%
Native American	0	0%
Native Hawaiian or Pacific Islander	0	0%

Green Brook township Marital Status

Married

Widowed

Divorced

Separated

Never Married

Economics and Income Statistics

Green Brook township's average per capita income is $90,270. Household income levels show a median of $218,864. The poverty rate stands at 5.7%.

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
Households	$218,864	$223,514
Married Families	$213,988	-
Families	$208,452	$233,310
Non Families	-	$169,430

$90,270

Average Income

$218,864

Median Household Income

5.7%

Poverty Rate