Pennington

County:: Mercer County
County Seat:: No
Area (mi²):: 0.961
State:: New Jersey

Pennington is a borough located in Mercer County, New Jersey. Pennington has a 2025 population of 2,869. Pennington is currently growing at a rate of 0.53% annually and its population has increased by 2.61% since the most recent census, which recorded a population of 2,796 in 2020.

The average household income in Pennington is $206,343 with a poverty rate of 4.53%.The median age in Pennington is 49 years: 45.8 years for males, and 52.4 years for females.

Demographics

The racial composition of Pennington includes 85.53% White, 7.65% Asian, and smaller percentages for Black or African American, other race and multiracial populations.

Population by Race

Race	Population	Percentage (of total)
White	2,393	85.53%
Asian	214	7.65%
Two or more races	106	3.79%
Black or African American	58	2.07%
Other race	27	0.96%

Pennington Marital Status

Married

Widowed

Divorced

Separated

Never Married

Economics and Income Statistics

Pennington's average per capita income is $92,717. Household income levels show a median of $171,282. The poverty rate stands at 4.53%.

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	$222,885	-
Families	$212,273	$255,114
Households	$171,282	$206,343
Non Families	$87,065	$109,796

$92,717

Average Income

$171,282

Median Household Income

4.53%

Poverty Rate