Mamaroneck, New York Population 2026
Updated April 2026 · US Census ACS 2023 5-Year Estimates
The population of Mamaroneck, New York is 19,840 as of the 2023 American Community Survey, making it the 91st-largest city in New York. The median household income is $125,459, the median home value is $705,200, and the median age is 40.7.
The population has grown 4.5% since 2010 (18,930 → 19,783).
19,840
Population
6183
People / sq mi
$125,459
Median Income
$705,200
Median Home Value
Mamaroneck covers 3.2 sq mi of land at 6183 people per square mile.
About Mamaroneck, NY
Mamaroneck is a city in New York with a population of 19,840. It ranks #91 among cities in New York by population. The median age is 40.7, older than the national median. The population is 51.0% male and 49.0% female.
The median household income in Mamaroneck is $125,459, above the US median of $74,580. 3.2% of residents live below the federal poverty level. Home values sit at a median of $705,200, with monthly rent averaging $2,017. The homeownership rate of 58.8% is lower than the national rate of 64.8%.
Educational attainment in Mamaroneck reflects 55.3% of adults 25 and older holding a bachelor's degree or higher, above the national average of 34.3%. Roughly 19.2% of workers primarily work from home, noticeably above the national work-from-home rate of 14.2%. The average commute is 30.4 minutes each way.
Mamaroneck village Population History (2010-2024)
The city of Mamaroneck village had a population of 18,930 in 2010 and 19,783 in 2024, a 4.5% growth over 14 years. The peak was 20,073 in 2020. Average annual growth rate: 0.32%.
19,783
Population (2024)
18,930
Population (2010)
20,073
Peak (2020)
0.32%
Avg Annual Growth
| Year | Population |
|---|---|
| 2010 | 18,930 |
| 2011 | 19,029 |
| 2012 | 19,054 |
| 2013 | 19,153 |
| 2014 | 19,184 |
| 2015 | 19,222 |
| 2016 | 19,277 |
| 2017 | 19,229 |
| 2018 | 19,166 |
| 2019 | 19,131 |
| 2020 | 20,073 |
| 2021 | 19,955 |
| 2022 | 19,714 |
| 2023 | 19,652 |
| 2024 | 19,783 |
Race & Ethnicity
| White | 63.5% |
| Black or African American | 5.5% |
| Asian | 0.0% |
| Hispanic or Latino (any race) | 2.6% |
| Two or More Races | 0.0% |
Economy & Income
$125,459
Median Household Income
$67,609
Per Capita Income
3.2%
Poverty Rate
2.6%
Unemployment Rate
Housing
$705,200
Median Home Value
$2,017
Median Rent
58.8%
Owner-Occupied
Education
88.6%
High School+
55.3%
Bachelor's+
Commute
18.9%
Drive Alone
43.4%
Public Transit
19.2%
Work From Home
30.4 min
Avg Commute
Community Profile
16.3%
Foreign Born
57.7%
Non-English at Home
2.9%
Veterans
9.7%
With Disability
93.2%
Health Insurance
97.7%
Internet Access
Employment by Industry
| Professional, Scientific & Management | 21.1% |
| Finance, Insurance & Real Estate | 15.8% |
| Information | 14.8% |
| Construction | 8.3% |
| Education, Health Care & Social Services | 7.6% |
| Manufacturing | 7.2% |
| Arts, Entertainment & Food Services | 5.5% |
| Retail Trade | 3.4% |
| Transportation & Warehousing | 3.0% |
| Public Administration | 2.9% |
| Agriculture & Mining | 0.3% |
Largest cities in New York
Largest counties in New York
Part of New York
Metro areas in New York
City rankings
Frequently Asked Questions
Mamaroneck, New York has a population of 19,840 according to the US Census Bureau's 2023 American Community Survey 5-year estimates, making it the 91st-largest city in New York.
The median household income in Mamaroneck, New York is $125,459, with 3.2% of residents living below the federal poverty level.
The median home value in Mamaroneck, New York is $705,200, with median monthly rent at $2,017 and a homeownership rate of 58.8%.
The median age in Mamaroneck, New York is 40.7 years. The population is 51.0% male and 49.0% female.
The population has grown 4.5% since 2010 (18,930 → 19,783).
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Data from the American Community Survey (ACS) 5-Year estimates.
Source: U.S. Census Bureau ACS, 2026.