Millstone

County:: Somerset County
County Seat:: No
Area (mi²):: 0.681
State:: New Jersey

Millstone is a borough located in Somerset County, New Jersey. Millstone has a 2025 population of 443. Millstone is currently declining at a rate of -0.23% annually and its population has decreased by -1.56% since the most recent census, which recorded a population of 450 in 2020.

The average household income in Millstone is $162,524 with a poverty rate of 4.46%. The median age in Millstone is 42.3 years: 37.9 years for males, and 43.9 years for females.

Demographics

The racial composition of Millstone includes 60.73% White, 3.63% Black or African American, and smaller percentages for Asian, other race, Native American, Native Hawaiian or Pacific Islander and multiracial populations.

Population by Race

White

Two or more races

Black or African American

Asian

Other race

Native American

Native Hawaiian or Pacific Islander

Race	Population	Percentage (of total)
White	368	60.73%
Two or more races	204	33.66%
Black or African American	22	3.63%
Asian	8	1.32%
Other race	4	0.66%
Native American	0	0%
Native Hawaiian or Pacific Islander	0	0%

Millstone Marital Status

Married

Widowed

Divorced

Separated

Never Married

Economics and Income Statistics

Millstone's average per capita income is $65,833. Household income levels show a median of $139,209. The poverty rate stands at 4.46%.

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	$173,750	-
Families	$139,362	$166,795
Households	$139,209	$162,524
Non Families	$128,125	$145,604

$65,833

Average Income

$139,209

Median Household Income

4.46%

Poverty Rate