Commack

County:: Suffolk County
County Seat:: No
Area (mi²):: 12.248
State:: New York

Commack is a CDP located in Suffolk County, New York. Commack has a 2025 population of 35,682. Commack is currently declining at a rate of -0.08% annually and its population has decreased by -3.31% since the most recent census, which recorded a population of 36,903 in 2020.

The average household income in Commack is $204,843 with a poverty rate of 3.4%.The median age in Commack is 43.7 years: 42.2 years for males, and 44.9 years for females.

Demographics

The racial composition of Commack includes 84.9% White, 5.22% Asian, and smaller percentages for Black or African American, other race and multiracial populations.

Population by Race

Race	Population	Percentage (of total)
White	30,862	84.9%
Two or more races	2,376	6.54%
Asian	1,898	5.22%
Black or African American	672	1.85%
Other race	545	1.5%

Commack Marital Status

Married

Widowed

Divorced

Separated

Never Married

Economics and Income Statistics

Commack's average per capita income is $87,404. Household income levels show a median of $170,375. The poverty rate stands at 3.4%.

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	$194,310	-
Families	$185,714	$222,392
Households	$170,375	$204,843
Non Families	$72,075	$95,616

$87,404

Average Income

$170,375

Median Household Income

3.4%

Poverty Rate