Roslyn Harbor

County:: Nassau County
County Seat:: No
Area (mi²):: 1.191
State:: New York

Roslyn Harbor is a village located in Nassau County, New York. Roslyn Harbor has a 2025 population of 1,095. Roslyn Harbor is currently growing at a rate of 0.46% annually and its population has increased by 2.43% since the most recent census, which recorded a population of 1,069 in 2020.

The average household income in Roslyn Harbor is $302,226 with a poverty rate of 3.1%. The median age in Roslyn Harbor is 43.6 years: 42.4 years for males, and 46.5 years for females.

Demographics

The racial composition of Roslyn Harbor includes 74.61% White, 18.9% Asian, 3.78% Black or African American, and smaller percentages for Two or more races, other race, Native American, Native Hawaiian or Pacific Islander and multiracial populations.

Population by Race

White

Asian

Black or African American

Two or more races

Other race

Native American

Native Hawaiian or Pacific Islander

Race	Population	Percentage (of total)
White	770	74.61%
Asian	195	18.9%
Black or African American	39	3.78%
Two or more races	17	1.65%
Other race	11	1.07%
Native American	0	0%
Native Hawaiian or Pacific Islander	0	0%

Roslyn Harbor Marital Status

Married

Widowed

Divorced

Separated

Never Married

Economics and Income Statistics

Roslyn Harbor's average per capita income is $90,859. Household income levels show a median of $231,250. The poverty rate stands at 3.1%.

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	$249,625	-
Families	$249,000	$310,641
Households	$231,250	$302,226
Non Families	$113,750	$189,187

$90,859

Average Income

$231,250

Median Household Income

3.1%

Poverty Rate