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 2026 population of 19,638. Mamaroneck is currently declining at a rate of -0.37% annually and its population has decreased by -2.17% since the most recent census, which recorded a population of 20,073 in 2020.

The median household income in Mamaroneck is $120,000 with a poverty rate of 10.68%. The median age in Mamaroneck is 40.3 years: 39.8 years for males, and 41.3 years for females. For every 100 females there are 95.8 males.

19.6K
Total Population
6,119
Density (mi²)
-72 -0.37%
Growth

Mamaroneck Population

Mamaroneck Population

Data after 2023 is projected based on recent change

Year ↓
Population
Growth
Annual Change
202619,638-72-0.37%
202519,710-73-0.37%
202419,7831310.67%
202319,652-62-0.31%
202219,714-241-1.21%
202119,955-118-0.59%
202020,073-120-0.59%
201919,225-38-0.2%
201819,263-58-0.3%
201719,321-45-0.23%
201619,366600.31%
201519,306350.18%
201419,271300.16%
201319,2411000.52%
201219,141250.13%
201119,116990.52%
201019,017880.46%
200018,7521,4278.24%
199017,325-291-1.65%
198017,616-1,293-6.84%
197018,9091,2366.99%
196017,6732,65717.69%
195015,0161,98215.21%
194013,0341,26810.78%
193011,7665,19579.06%
19206,57187215.3%
19105,69900%

Median Age

Overall: 40.3 years
Female: 41.3 years
Male: 39.8 years

Mamaroneck Adults

There are 14,980 adults, (2,828 of whom are seniors) in Mamaroneck.

Sex Ratio

Female: 10,126 (51.1%)
Male: 9,700 (48.9%)

Demographics

The racial composition of Mamaroneck includes 60.06% White, 15.17% other race, 5.83% Asian, 5.01% Black or African American, and smaller percentages for Native American and multiracial populations.

Population by Race

Race
Population ↓
Percentage (of total)
White11,90760.06%
Other race3,00815.17%
Two or more races2,42012.21%
Asian1,1555.83%
Black or African American9945.01%
Native American3421.73%
Race
Population ↓
Percentage (of total)
Other race2,73413.79%
Two or more races1,6898.52%
White6723.39%
Native American2661.34%
Black or African American430.22%
Race
Population ↓
Percentage (of total)
White11,23556.67%
Asian1,1555.83%
Black or African American9514.8%
Two or more races7313.69%
Other race2741.38%
Native American760.38%

Mamaroneck Marital Status

Economics and Income Statistics

Mamaroneck 's average per capita income is $73,917. Household income levels show a median of $120,000. The poverty rate stands at 10.68%.

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$194,559-
Families$164,671$229,188
Households$120,000$188,044
Non Families$60,201$73,554

$73,917

Average Income

$120,000

Median Household Income

10.68%

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)