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
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Mamaroneck covers 3.2 sq mi of land at 6183 people per square mile.
About Mamaroneck, NY
In Mamaroneck, home values do the distinguishing — a median of $705,200. With 19,840 residents, Mamaroneck is a city in New York.
Households take in a median $125,459, comfortably above the US median of $78,538. The poverty rate, 3.2%, is on the lower side for US cities and below the national 12.4%. Real estate commands a premium here — a median home value of $705,200, with typical rent around $2,017.
College attainment is above the local norm at 55.3%, above the national 35.0%. A solid 19.2% of workers are based at home, above the national 14.0%, and the average commute runs about 30 minutes each way.
High housing values reframe the income picture in Mamaroneck — even solid earnings stretch less against home prices and rents at this level.
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% |
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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).
Mamaroneck village, NY Climate
Mamaroneck village, NY has an average annual temperature of 11.2°C (52°F) and receives about 1162 mm of precipitation per year. The warmest month is July and the coldest is January. Figures are 1970–2000 climate normals.
11.2°C
Avg Temp
1162
Precip (mm/yr)
Jul
Hottest Month
Jan
Coldest Month
| Month | Avg (°C/°F) | Precip |
|---|---|---|
| January | -1° / 30° | 89 mm |
| February | 0° / 31° | 76 mm |
| March | 4° / 40° | 103 mm |
| April | 10° / 50° | 105 mm |
| May | 15° / 60° | 107 mm |
| June | 20° / 69° | 88 mm |
| July | 24° / 74° | 98 mm |
| August | 23° / 73° | 106 mm |
| September | 19° / 65° | 100 mm |
| October | 12° / 54° | 91 mm |
| November | 7° / 45° | 104 mm |
| December | 2° / 35° | 95 mm |
1970–2000 normals from WorldClim 2.1 (~9 km grid). Precipitation can be less precise near mountains or coastlines, where rainfall varies sharply over short distances.
Best time to visit Mamaroneck village, NY
The most comfortable months to visit Mamaroneck village, NY are typically June, August and July, when temperatures are mildest and rainfall is relatively low. The hottest month is July (around 29°C high). The coldest is January (near -6°C low). May is usually the wettest month.
Where to stay near Mamaroneck
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Data from the American Community Survey (ACS) 5-Year estimates.
Source: U.S. Census Bureau ACS, 2026.