Village · New York
Muttontown, New York
Muttontown, village, in Nassau County, New York. Muttontown had 3,568 residents on July 1, 2025 by the Census Bureau's estimate, up 2.0% since 2020; the 2020 Census counted 3,512 and the ACS 2020-2024 5-year estimates put it at 3,505 (±21). GEOID 3649330.
Residents, July 2025 estimate
3,568
Census Bureau estimate (no margin published)
2020 Census count: 3,512 · ACS 2020-2024: 3,505 ±21
Median household income
$250,000 or more
The survey's top or bottom value; no margin is published
New York: $85,974
Median home value
$1,914,800
±$191,941 (90% margin)
New York: $423,800
Median gross rent
not published
New York: $1,621
Where is Muttontown and what county is it in?
Muttontown is a village in Nassau County, New York. It covers 6.1 square miles of land, 580 residents per square mile in 2020.
Muttontown is in the New York-Newark-Jersey City, NY-NJ metropolitan statistical area, which takes in 22 counties (Census Bureau delineation, July 2023).
Muttontown lies entirely within the Town of Oyster Bay, a town with its own local government (2020 census blocks).
Source: 2024 Gazetteer and 2020 place-by-county files, U.S. Census Bureau · Census reference files
How many people live in Muttontown, and is it growing?
The Census Bureau estimates that 3,568 people lived in Muttontown on July 1, 2025, up 2.0% since 2020, while New York shrank 1.0%. The 2020 Census counted 3,512 residents. The 2020-2024 American Community Survey, a five-year sample, puts the population at 3,505 (±21).
| Measure | Muttontown | Nassau County | Change since 2015-2019 |
|---|---|---|---|
| Total population | 3,505 ±21 | 1,389,591 | −164 |
| Households | 1,152 ±105 | 458,166 | no clear change |
| Average household size | 3.04 ±0.28 | 2.99 | no clear change |
| Housing units | 1,210 ±115 | 479,044 | no clear change |
Muttontown's population since 2000
From 3,412 in 2000 to 3,568 in 2025: up 4.6%. The 2000, 2010 and 2020 figures are census counts, each for Muttontown as it was drawn that year: a place that annexed land, or a community that has since incorporated, covered a different area then. The 2005 figure is the Census Bureau's intercensal estimate, revised to fit the 2000 and 2010 counts and drawn on 2010 boundaries; 2015 and 2025 are July 1 estimates made from the census before them.
Source: The 2000, 2010 and 2020 Census counts and the Census Bureau's population estimates (intercensal 2000-2010, Vintage 2020, Vintage 2025) · Census population estimates
Source: American Community Survey 2020-2024 5-year estimates, U.S. Census Bureau (released January 2026); Census PEP Vintage 2025 (SUB-EST2025, CO-EST2025); 2020 Census P.L. 94-171 · Check it at data.census.gov
Who lives in Muttontown?
The median resident of Muttontown is 45.2 years old; 25.6% are under 18 and 20.7% are 65 or older. The largest group is non-Hispanic white residents at 54.3%, then non-Hispanic Asian residents at 38.9%. 31.4% of residents were born outside the United States.
| Measure | Muttontown | Nassau County | Change since 2015-2019 |
|---|---|---|---|
| Median age | 45.2 ±3.8 | 42.0 | −5.1 |
| Under 18 years | 25.6% ±4.7 pts | 21.5% | – |
| 65 years and over | 20.7% ±4.6 pts | 18.7% | – |
| Male | 50.8% ±4.1 pts | 49.2% | – |
| Hispanic or Latino (any race) | 3.7% ±2.3 pts | 18.7% | – |
| White alone, not Hispanic | 54.3% ±8.0 pts | 54.3% | −11.5 pts |
| Black or African American alone, not Hispanic | 1.7% ±1.9 pts | 10.8% | – |
| Asian alone, not Hispanic | 38.9% ±7.8 pts | 12.2% | +13.7 pts |
| American Indian and Alaska Native alone, not Hispanic | 0.0% ±1.2 pts | 0.0% | – |
| Native Hawaiian and Other Pacific Islander alone, not Hispanic | 0.0% ±1.2 pts | 0.0% | – |
| Two or more races, not Hispanic | 1.4% ±1.6 pts | 3.0% | – |
| Some other race alone, not Hispanic | 0.0% ±1.2 pts | 1.0% | – |
| Born outside the United States | 31.4% ±4.2 pts | 23.3% | no clear change |
| Speak a language other than English at home (age 5+) | 37.7% ±7.9 pts | 30.7% | – |
| Civilian veterans (age 18+) | 2.5% ±1.7 pts | 3.0% | – |
| With a disability | 7.0% ±2.0 pts | 9.4% | – |
| No health insurance coverage | 2.1% ±1.8 pts | 3.8% | – |
| High school graduate or higher (age 25+) | 96.1% ±2.2 pts | 92.2% | – |
| Bachelor's degree or higher (age 25+) | 81.0% ±4.6 pts | 49.7% | +10.2 pts |
| Graduate or professional degree (age 25+) | 46.0% ±5.7 pts | 22.8% | – |
| Lived in the same house a year earlier | 91.7% ±3.2 pts | 93.5% | – |
| Moved from another state in the past year | 1.9% ±1.8 pts | 0.6% | – |
Source: American Community Survey 2020-2024 5-year estimates, U.S. Census Bureau (released January 2026) (Data Profiles DP02, DP05) · Check it at data.census.gov
What do households in Muttontown earn?
Half of Muttontown's 1,152 households earn less than $250,000 or more a year (), against $146,202 in Nassau County and $85,974 in New York. In 2015-2019 it was $250,000 or more in 2024 dollars; the margins of error cannot tell the two periods apart. 4.0% of residents live below the poverty line.
| Measure | Muttontown | Nassau County | Change since 2015-2019 |
|---|---|---|---|
| Median household income | $250,000 or more | $146,202 | no clear change |
| Mean household income | $405,173 ±$71,168 | $191,704 | – |
| Per capita income | $127,053 ±$24,365 | $64,198 | no clear change |
| People below the poverty line | 4.0% ±2.5 pts | 5.4% | – |
| Children under 18 below the poverty line | 8.1% ±7.0 pts | 5.7% | – |
| Households receiving SNAP | 0.0% ±3.6 pts | 5.0% | – |
| Households with a computer | 100.0% ±3.6 pts | 96.5% | – |
| Households with a broadband subscription | 99.4% ±1.0 pts | 94.8% | – |
Source: American Community Survey 2020-2024 5-year estimates, U.S. Census Bureau (released January 2026) (Data Profile DP03) · Check it at data.census.gov
What does housing cost in Muttontown?
Owners occupy 95.9% of Muttontown's occupied homes and renters 4.1%. The median owner-occupied home is valued at $1,914,800 by its owner (±$191,941).
| Measure | Muttontown | Nassau County | Change since 2015-2019 |
|---|---|---|---|
| Median home value (owner-occupied) | $1,914,800 ±$191,941 | $684,700 | no clear change |
| Renters paying 35% or more of income on rent | 24.4% ±41.9 pts | 45.5% | – |
| Median monthly owner costs, with a mortgage | $4,000 or more | $3,795 | – |
| Owner-occupied homes | 95.9% ±3.8 pts | 81.9% | no clear change |
| Renter-occupied homes | 4.1% ±3.8 pts | 18.1% | – |
| Housing units | 1,210 ±115 | 479,044 | no clear change |
| Homeowner vacancy rate | 2.1% ±3.3 pts | 0.7% | – |
| Rental vacancy rate | 0.0% ±49.5 pts | 4.5% | – |
| Single-family detached homes | 96.6% ±3.6 pts | 76.1% | – |
| Mobile homes | 0.0% ±3.4 pts | 0.2% | – |
| Built 2020 or later | 0.0% ±3.4 pts | 0.8% | – |
| Built 2010 to 2019 | 1.2% ±1.0 pts | 3.2% | – |
| Built 1939 or earlier | 7.7% ±4.1 pts | 19.2% | – |
| Households with no vehicle | 2.7% ±1.9 pts | 6.8% | – |
Source: American Community Survey 2020-2024 5-year estimates, U.S. Census Bureau (released January 2026) (Data Profile DP04) · Check it at data.census.gov
How many new homes is Muttontown building?
Builders took permits for 3 new housing units in Muttontown in 2025 (3 in single-family houses), 0.8 per 1,000 residents against 1.9 across New York.
Counts of units in permits a local office issued; not every permitted unit is built. A year marked with months was reported for part of the year.
Source: Building Permits Survey, annual place files 2019-2025, U.S. Census Bureau · Census Building Permits Survey
How do people in Muttontown work and get to work?
58.4% of Muttontown's workers drive alone and 19.5% work from home. The average trip to work takes 33.8 minutes. The unemployment rate in 2020-2024 averaged 7.1%.
| Measure | Muttontown | Nassau County | Change since 2015-2019 |
|---|---|---|---|
| In the labor force (age 16+) | 64.5% ±4.3 pts | 64.8% | – |
| Unemployment rate | 7.1% ±3.6 pts | 4.8% | no clear change |
| Drove alone to work | 58.4% ±8.1 pts | 60.7% | – |
| Carpooled | 14.6% ±6.5 pts | 7.3% | – |
| Public transportation | 6.9% ±3.2 pts | 12.5% | – |
| Walked | 0.0% ±2.6 pts | 2.0% | – |
| Worked from home | 19.5% ±5.9 pts | 15.6% | +10.7 pts |
| Mean travel time to work | 33.8 min ±3.3 | 36.0 min | −9.1 min |
Source: American Community Survey 2020-2024 5-year estimates, U.S. Census Bureau (released January 2026) (Data Profile DP03) · Check it at data.census.gov
What census tracts are in Muttontown?
1 census tract lies mostly in Muttontown (2020 census blocks).
| Tract | Residents, 2020-2024 | Median household income |
|---|---|---|
| Tract 5177.01Nassau County | 7,920 | $246,583 |
Source: American Community Survey 2020-2024 5-year estimates, U.S. Census Bureau (released January 2026); 2020 block assignment files (tract share = share of the tract's census blocks in Muttontown) · Census block assignment files
How does Muttontown compare with other places in New York?
By the Census Bureau's July 2025 estimates, Muttontown is the 5,822nd-most populous of the 19,476 U.S. incorporated places that have one and the 212th-most populous of 594 in New York.
Muttontown ranks 1st of 1,623 places in New York with 1,000 or more residents and a reliable estimate, by median household income.
| Measure | Rank | Of |
|---|---|---|
| Population, July 2025 estimate | 212th | 594 |
| Growth 2020-2025 (PEP) | 153rd | 1,225 |
| Residents per square mile | 816th | 1,657 |
| Median household income | 1st | 1,623 |
| Per capita income | 29th | 1,653 |
| Median home value | 14th | 1,637 |
| Poverty rate | 1,226th | 1,331 |
| Bachelor's degree or higher | 20th | 1,640 |
| Median age | 628th | 1,654 |
| Owner-occupied share | 56th | 1,639 |
| Work from home | 236th | 1,350 |
| Travel time to work | 281st | 1,652 |
Muttontown's figures with every place in New York (CSV)
Every place in New York, sortable · Compare Muttontown with other places
Source: PlainCities ranks computed from the American Community Survey 2020-2024 5-year estimates, U.S. Census Bureau (released January 2026) and PEP Vintage 2025 · How ranks are computed
How reliable are the figures for Muttontown?
19 of the 56 figures for Muttontown on this page carry a coefficient of variation over 40% and are marked with a ring: they come from a small sample, so read them as rough.
The American Community Survey samples about one household in eight over five years, so every figure is an estimate with a 90% margin of error (shown under each value). A ring marks an estimate whose coefficient of variation is over 40%. A change is called only when the gap between the two periods is larger than their combined 90% margin (the square root of the sum of the two squared margins), the Census Bureau's test. How to read a margin of error.
Source: American Community Survey 2020-2024 5-year estimates, U.S. Census Bureau (released January 2026): margins of error as published · ACS technical documentation
How these figures are made: methodology and release checks · reading a margin of error · every state · corrections
Not on this page: crime, weather and schools for Muttontown are other agencies' records. Crime: the FBI's Crime Data Explorer · climate: NOAA's U.S. Climate Normals · schools: the National Center for Education Statistics' public schools in Muttontown.