Northwest Harbor

County:: Suffolk County
County Seat:: No
Area (mi²):: 14.476
State:: New York

Northwest Harbor is a CDP located in Suffolk County, New York. Northwest Harbor has a 2025 population of 5,135. Northwest Harbor is currently growing at a rate of 2.43% annually and its population has increased by 24.09% since the most recent census, which recorded a population of 4,138 in 2020.

The average household income in Northwest Harbor is $233,399 with a poverty rate of 22.41%.The median age in Northwest Harbor is 49.1 years: 53.6 years for males, and 45.8 years for females.

Demographics

The racial composition of Northwest Harbor includes 63.75% White, 10.45% other race, and smaller percentages for Black or African American, Native American, Asian and multiracial populations.

Population by Race

Race	Population	Percentage (of total)
White	3,166	63.75%
Two or more races	1,047	21.08%
Other race	519	10.45%
Black or African American	135	2.72%
Native American	72	1.45%
Asian	27	0.54%

Northwest Harbor Marital Status

Married

Widowed

Divorced

Separated

Never Married

Economics and Income Statistics

Northwest Harbor's average per capita income is $63,302. Household income levels show a median of $129,653. The poverty rate stands at 22.41%.

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	$173,617	-
Families	$163,659	$275,808
Households	$129,653	$233,399
Non Families	$67,725	$154,236

$63,302

Average Income

$129,653

Median Household Income

22.41%

Poverty Rate