Green Brook township Flag

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.

7.2K
Total Population
1,643
Density (mi²)
-24 -0.33%
Growth

Green Brook township Population

Green Brook township Population

Data after 2023 is projected based on recent change

Demographics

The racial composition of Green Brook township includes 56.75% White, 25.62% Asian, 9.28% other race, and smaller percentages for and multiracial populations.

Population by Race

Race
Population
Percentage (of total)
White3,96256.75%
Asian1,78925.62%
Other race6489.28%
Two or more races5838.35%

Green Brook township Marital Status

OverallMalesFemales0%10%20%30%40%50%60%70%80%90%100%

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

Nearby Cities

Sources

  1. US Census State Population Estimates - Most recent state estimates from the Census Bureau's Population Estimates Program
  2. US Census County Population Estimates - Most recent county estimates from the Census Bureau's Population Estimates Program
  3. American Community Survey (2009 - 2013)
  4. Census QuickFacts
  5. Historical Populations of States and Counties (1790 - 1990)