Hillside township

County:: Union County
County Seat:: No
Area (mi²):: 2.767
State:: New Jersey

Hillside township is located in Union County, New Jersey. Hillside township has a 2025 population of 21,939. Hillside township is currently declining at a rate of -0.12% annually and its population has decreased by -1.81% since the most recent census, which recorded a population of 22,344 in 2020.

The average household income in Hillside township is $116,588 with a poverty rate of 9.63%.The median age in Hillside township is 36.3 years: 34.8 years for males, and 38 years for females.

Demographics

The racial composition of Hillside township includes 51.81% Black or African American, 19.99% other race, 18.56% White, and smaller percentages for Asian, Native American and multiracial populations.

Population by Race

Race	Population	Percentage (of total)
Black or African American	11,490	51.81%
Other race	4,433	19.99%
White	4,116	18.56%
Two or more races	1,644	7.41%
Asian	411	1.85%
Native American	85	0.38%

Hillside township Marital Status

Married

Widowed

Divorced

Separated

Never Married

Economics and Income Statistics

Hillside township's average per capita income is $52,706. Household income levels show a median of $98,558. The poverty rate stands at 9.63%.

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	$137,532	-
Families	$101,345	$122,962
Households	$98,558	$116,588
Non Families	$44,356	$66,369

$52,706

Average Income

$98,558

Median Household Income

9.63%

Poverty Rate