Mastic Beach

County:: Suffolk County
County Seat:: No
Area (mi²):: 4.898
State:: New York

Mastic Beach is a CDP located in Suffolk County, New York. Mastic Beach has a 2025 population of 17,004. Mastic Beach is currently growing at a rate of 1.63% annually and its population has increased by 8.93% since the most recent census, which recorded a population of 15,610 in 2020.

The average household income in Mastic Beach is $117,837 with a poverty rate of 21.68%.The median age in Mastic Beach is 38.7 years: 40.6 years for males, and 37 years for females.

Demographics

The racial composition of Mastic Beach includes 76.86% White, 7.16% Black or African American, 3.94% other race, and smaller percentages for Asian, Native American and multiracial populations.

Population by Race

Race	Population	Percentage (of total)
White	12,591	76.86%
Two or more races	1,563	9.54%
Black or African American	1,173	7.16%
Other race	645	3.94%
Asian	406	2.48%
Native American	4	0.02%

Mastic Beach Marital Status

Married

Widowed

Divorced

Separated

Never Married

Economics and Income Statistics

Mastic Beach's average per capita income is $56,655. Household income levels show a median of $109,381. The poverty rate stands at 21.68%.

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	$121,356	-
Families	$109,757	$121,417
Households	$109,381	$117,837
Non Families	$40,408	$77,056

$56,655

Average Income

$109,381

Median Household Income

21.68%

Poverty Rate