Holbrook

County:: Suffolk County
County Seat:: No
Area (mi²):: 6.883
State:: New York

Holbrook is a CDP located in Suffolk County, New York. Holbrook has a 2025 population of 27,226. Holbrook is currently growing at a rate of 0.01% annually and its population has increased by 5.55% since the most recent census, which recorded a population of 25,794 in 2020.

The average household income in Holbrook is $155,904 with a poverty rate of 4.99%. The median age in Holbrook is 40.9 years: 41.2 years for males, and 40.8 years for females.

Demographics

The racial composition of Holbrook includes 83.59% White, 4.04% Asian, 3.43% Black or African American, and smaller percentages for other race, Native American, Native Hawaiian or Pacific Islander and multiracial populations.

Population by Race

White

Two or more races

Asian

Black or African American

Other race

Native American

Native Hawaiian or Pacific Islander

Race	Population	Percentage (of total)
White	21,947	83.59%
Two or more races	1,591	6.06%
Asian	1,062	4.04%
Black or African American	901	3.43%
Other race	669	2.55%
Native American	86	0.33%
Native Hawaiian or Pacific Islander	0	0%

Holbrook Marital Status

Married

Widowed

Divorced

Separated

Never Married

Economics and Income Statistics

Holbrook's average per capita income is $68,609. Household income levels show a median of $139,116. The poverty rate stands at 4.99%.

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	$158,566	-
Families	$152,873	$167,815
Households	$139,116	$155,904
Non Families	$82,500	$111,312

$68,609

Average Income

$139,116

Median Household Income

4.99%

Poverty Rate