Mamaroneck Flag

Mamaroneck

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 19,710 . Mamaroneck is currently declining at a rate of -0.37% annually and its population has decreased by -1.81% since the most recent census, which recorded a population of 20,073 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. For every 100 females there are 104.0 males.

19.7K
Total Population
6,142
Density (mi²)
-73 -0.37%
Growth

Mamaroneck Population

Mamaroneck Population

Data after 2023 is projected based on recent change

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

White (63.52%)

Other race (14.24%)

Two or more races (10.79%)

Black or African American (5.47%)

Asian (4.54%)

Native American (1.45%)

Race
Population
Percentage (of total)
White12,60263.52%
Other race2,82614.24%
Two or more races2,14010.79%
Black or African American1,0855.47%
Asian9004.54%
Native American2871.45%

Mamaroneck Marital Status

OverallMalesFemales0%10%20%30%40%50%60%70%80%90%100%

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

Nearby Cities

Sources

  1. US Census State Population Estimates - Most recent state estimates from the Census Bureau's Population Estimates Program
  2. US Census County Population Estimates - Most recent county estimates from the Census Bureau's Population Estimates Program
  3. American Community Survey (2009 - 2013)
  4. Census QuickFacts
  5. Historical Populations of States and Counties (1790 - 1990)