CITY
Mamaroneck
New York · 19,896 residents (2025 est.) · 3.21 sq mi
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The short version
Mamaroneck is a city of 19,826 people in New York. 57% of adults hold a bachelor's degree, against 36% nationally. Home values have more than doubled since 2000, reaching $717,200. Few US cities rank higher on income. The foreign-born share is 29%. Households here earn about 40% more than in New York as a whole.
At a glance
Wealthier
above the US median
US median: $82,259
Mid-age
median age 40.3
US median: 38.9
More educated
57% hold a bachelor's degree
US average: 36%
Stable housing
home values roughly flat, inflation adjusted
US median home: $376,019
Section 01
Population & growth
19,826
+6%since 2000
from 18,752 in 2000
19,896 in 2025 (Census Bureau estimate)
1990 – 2025
Land area
3.21 sq mi
Population, 1990 – 2024
202420K
Age distribution, 2024
Under 55.4%(1,064)
5 to 98.7%(1,719)
10 to 146.9%(1,370)
15 to 195.8%(1,155)
20 to 245%(993)
25 to 3412.1%(2,393)
35 to 4414.7%(2,912)
45 to 5414.6%(2,895)
55 to 6412.6%(2,497)
65 to 746.5%(1,296)
75 to 845.4%(1,080)
85 and over2.3%(452)
BAR + DOT: THIS PLACE · TICK: US AVERAGE
Section 02
Income & economy
$120,000
+5%inflation adjusted, since 2000
from $62,510 in 2000
US average: $82,259
1990 – 2024
Households earning $100K+
69.4%
+11.4 ptssince 2009
from 58.0% in 2009
US average: 53.3%
Workforce by industry, 2024
Other services14.5%
Public administration12%
Information7.4%
Wholesale trade5.6%
Retail trade4.8%
Arts, entertainment, food3.6%
Finance & insurance2.8%
Professional, scientific, technical2.4%
Transportation & warehousing2.2%
Agriculture, forestry, fishing0.4%
Construction0.4%
Education & health services0.4%
Manufacturing0%
BAR + DOT: THIS PLACE · TICK: US AVERAGE
Section 03
Housing
$717,200
+24%inflation adjusted, since 2000
from $317,900 in 2000
US average: $376,019
1990 – 2024
6.0
−11%since 2009
from 6.7 in 2009
2009 – 2024
Years of local income it takes to buy a local home, on a scale of about 0 to 15. Lower is more affordable.
38
Our index, 0 to 100. Higher means faster recent growth in incomes, home values, and college degrees.
Section 04
Race & ethnicity
2000
White, non-Hispanic73.6%(13,809)
Black3.8%(715)
Hispanic / Latino17.5%(3,284)
Asian3.5%(652)
Other0%
2024
White, non-Hispanic56.7%(11,235)
Black4.8%(951)
Hispanic / Latino27.3%(5,404)
Asian5.8%(1,155)
Other5.5%(1,081)
74
+20%since 2009
from 62 in 2009
2009 – 2024
Our index, 0 to 100. Higher means a more even mix of racial and ethnic groups.
Section 04 · Origins
Detailed origins & ancestry
Hispanic origin
Central American10.8%(2,140)
Guatemalan5.4%(1,064)
Salvadoran5.1%(1,012)
South American4.7%(940)
Mexican3.7%(728)
Puerto Rican3.4%(668)
Dominican2.1%(408)
Colombian1.2%(230)
Argentine1%(205)
Cuban0.7%(147)
Peruvian0.7%(141)
Uruguayan0.5%(96)
+ 7 more hispanic origin groups with data
Spaniard0.4%(83)
Venezuelan0.4%(75)
Panamanian0.3%(64)
Chilean0.3%(53)
Paraguayan0.3%(50)
Ecuadorian0.1%(25)
Bolivian0.1%(12)
Asian origin
Chinese1.3%(267)
Japanese1.1%(227)
Asian Indian1%(203)
Filipino0.9%(182)
Korean0.7%(132)
Sri Lankan0.1%(24)
Mongolian0.1%(12)
Ancestry
Italian17.6%(3,491)
Irish10.2%(2,021)
American7.5%(1,478)
German4.6%(913)
Portuguese4.1%(807)
English3%(592)
Polish2.7%(536)
Russian2.7%(535)
West Indian2.1%(411)
Arab1.7%(328)
French1.6%(320)
Swedish1.3%(252)
+ 29 more ancestry groups with data
Scottish0.9%(184)
Norwegian0.9%(169)
Jamaican0.8%(165)
Hungarian0.8%(164)
Lebanese0.7%(136)
Swiss0.7%(136)
Greek0.6%(115)
Subsaharan African0.5%(100)
Lithuanian0.5%(93)
Romanian0.5%(92)
Welsh0.4%(77)
Ukrainian0.4%(76)
Armenian0.4%(74)
Bulgarian0.4%(74)
Dutch0.4%(72)
Palestinian0.3%(65)
Brazilian0.3%(57)
Czech0.3%(57)
Moroccan0.3%(54)
Danish0.3%(54)
Guyanese0.3%(53)
Nigerian0.2%(43)
Austrian0.1%(24)
Latvian0.1%(24)
Croatian0.1%(20)
Iraqi0.1%(19)
Haitian0.1%(11)
Scotch-Irish0%(9)
British0%(8)
Section 05
Education
High school or higher
87.9%
+4.7 ptssince 2000
from 83.2% in 2000
US average: 89.6%
Section 06
Commute & transportation
Section 07
Work & employment
Women 20-64 in the labor force
79.6%
+3.6 ptssince 2020
from 76.0% in 2020
US average: 74.6%
Section 08
People & community
Computer in household
97.4%
+2.2 ptssince 2020
from 95.2% in 2020
US average: 95.5%
Marital status
Men 15+
Never married33.2%(2,567)
Married59.1%(4,569)
Widowed3.7%(283)
Divorced4.1%(317)
Women 15+
Never married29.3%(2,327)
Married55.6%(4,412)
Widowed7.5%(592)
Divorced7.6%(606)
SHARE WITHIN EACH SEX · POPULATION 15 AND OVER · 2024
Section 09
Health coverage
Direct-purchase
10.5%
−1.9 ptssince 2020
from 12.4% in 2020
US average: 13.8%
VA health care
0.4%
−0.4 ptssince 2020
from 0.8% in 2020
US average: 2.2%
Any private
71.7%
−4.0 ptssince 2020
from 75.7% in 2020
US average: 67.1%
Any public
31.8%
+4.4 ptssince 2020
from 27.4% in 2020
US average: 36.7%
Shares are "alone or in combination": a person with both Medicare and Medicaid counts in each, so categories overlap and do not sum to 100%.
Section 09 · Service history
Veterans
Veterans by period of service, 2024
Gulf War (2001 or later)16.5%(59)
Gulf War (1990s)27.1%(97)
Vietnam era30.4%(109)
Korean War29.1%(104)
World War II2%(7)
Share of the 358 veterans here. A veteran who served across eras counts in each, so shares can total more than 100%. Peacetime-only service is included in the total but not shown as an era.
BAR + DOT: THIS PLACE · TICK: US AVERAGE
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Frequently asked
How many people live in Mamaroneck, New York?
Mamaroneck, New York has about 19,826 residents according to the 2024 American Community Survey.
What is the median household income in Mamaroneck, New York?
The typical household in Mamaroneck, New York earns about $120,000 a year. Half of households make more than that, and half make less.
Is Mamaroneck, New York expensive?
In Mamaroneck, New York, the median home is worth about $717,200, and the typical rent is about $2,157 a month.
How educated are people in Mamaroneck, New York?
About 56.6% of adults age 25 and over in Mamaroneck, New York hold a bachelor's degree or higher.
What is the poverty rate in Mamaroneck, New York?
About 10.7% of people in Mamaroneck, New York live below the federal poverty line.
Has Mamaroneck, New York grown since 1990?
Yes, Mamaroneck, New York has grown since 1990. The population has added about 2,501 residents, a change of about 14 percent over that period.
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New YorkDATA: US CENSUS BUREAU ACS 5-YEAR + DECENNIAL CENSUS · UPDATED 2024