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 and multiracial populations.

Population by Race

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%

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