Mamaroneck

County:: Westchester County
County Seat:: No
Area (mi²):: 3.209
State:: New York

Mamaroneck is a village located in Westchester County, New York. Mamaroneck has a 2025 population of 19,171. Mamaroneck is currently declining at a rate of -0.94% annually and its population has decreased by -4.5% since the most recent census, which recorded a population of 20,075 in 2020.

The average household income in Mamaroneck is $184,151 with a poverty rate of 7.71%.The median age in Mamaroneck is 40.7 years: 40.2 years for males, and 42.1 years for females.

Demographics

The racial composition of Mamaroneck includes 63.52% White, 14.24% other race, 5.47% Black or African American, 4.54% Asian, and smaller percentages for Native American and multiracial populations.

Population by Race

Race	Population	Percentage (of total)
White	12,602	63.52%
Other race	2,826	14.24%
Two or more races	2,140	10.79%
Black or African American	1,085	5.47%
Asian	900	4.54%
Native American	287	1.45%

Mamaroneck Marital Status

Married

Widowed

Divorced

Separated

Never Married

Economics and Income Statistics

Mamaroneck's average per capita income is $75,230. Household income levels show a median of $125,459. The poverty rate stands at 7.71%.

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	$182,273	-
Families	$159,191	$222,438
Households	$125,459	$184,151
Non Families	$54,657	$76,948

$75,230

Average Income

$125,459

Median Household Income

7.71%

Poverty Rate