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New York ZIP Codes
Suffolk County
Water Mill, NY
11976
11976 ZIP Code — Water Mill, NY
Suffolk County, New York
ZIP code 11976 is located in
Water Mill ,
New York ,
within Suffolk County .
It covers approximately 12.97 square miles and serves a population of
2,437 residents.
This is a standard ZIP code in the Eastern (ET) timezone,
served by area code 631 .
About ZIP code 11976
The housing stock consists of predominantly single-family detached homes. Most homes were built in the 1990s, giving the area an established character. Median home value is $2,000,000. Owner-occupancy is high at 91%, well above the national average.
The gap between median ($185,000) and mean household income suggests income inequality — a small number of higher earners pull the average up. The poverty rate of 7% is below the national average.
The dominant occupation class is management, business, and professional, with professional and management as the leading industry. The average commute of 18 minutes is near the national average. Remote work is prevalent — 45% of workers work from home.
Educational attainment is high — 76% of residents hold a bachelor's degree or higher, well above the national average of 33%.
Overall, ZIP code 11976 reflects a community defined by a highly educated population, high homeownership, and a high rate of remote workers.
11976 ZIP code map
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Cities in ZIP code 11976
Below are the cities the US Postal Service accepts for ZIP code 11976. Using any city not on this list may result in mail delivery delays.
Nearby ZIP codes
Demographics
updated 05/2026
Population
Total population
2,437
Population density
188 / sq mi
State FIPS
36
County FIPS
103
Geography
Land area
12.97 sq mi
Water area
2.22 sq mi
Latitude
40.9314
Longitude
-72.3408
Timezone
Eastern (ET)
Area code
631
Economics
updated 05/2026
Household income
Income range
This ZIP
County avg
State avg
Under $50k
9.0%
22.6%
37.0%
$50k – $100k
34.0%
24.7%
27.0%
$100k – $200k
7.8%
34.6%
24.4%
Over $200k
49.2%
18.0%
11.5%
Demographics & statistics
$185,000
Median household income
$141,676
Per capita income
$2,000,000
Median home value
$3,142
Median monthly rent
75.8%
Bachelor's or higher
Age distribution
Age summary
Group Count % Under 18 279 11.4% 18 and over 2,158 88.6% 65 and over 470 19.3% Median age 52.5 years
Race & ethnicity
Black or African American
0.5%
Group Count % White 2,155 80.8% Hispanic or Latino 231 8.7% Two or more races 231 8.7% Asian 38 1.4% Black or African American 13 0.5%
Household income
Income range
This ZIP
County avg
State avg
Under $50k
9.0%
22.6%
37.0%
$50k – $100k
34.0%
24.7%
27.0%
$100k – $200k
7.8%
34.6%
24.4%
Over $200k
49.2%
18.0%
11.5%
Range % of households Under $10k 4.7% $15k–$25k 1.9% $25k–$35k 1.2% $35k–$50k 1.4% $50k–$75k 15.1% $75k–$100k 8.4% $100k–$150k 12.6% $150k–$200k 6.4% $200k+ 48.2% Median income $185,000
Housing
Housing overview
Metric Value Median home value $2,000,000 Median rent / month $3,142 Owner occupied 91.1% Renter occupied 8.9% Vacant 53.8% Single-family detached 98.7% Large apartment buildings 0.0% Mobile homes 0.3% Median rooms 7.5 Avg household size (owned) 2.06
Year built
Era % 2020 or later 1.7% 2010–2019 13.1% 2000–2009 16.5% 1990–1999 25.5% 1980–1989 6.8% 1970–1979 11.0% 1960–1969 12.0% 1950–1959 3.7% 1940–1949 0.3% 1939 or earlier 9.5%
Bedrooms
Size % of units No bedroom (studio) 0.0% 1 bedroom 0.6% 2 bedrooms 8.0% 3 bedrooms 27.5% 4 bedrooms 21.9% 5+ bedrooms 42.0%
Vehicles per household
Vehicles % of households No vehicle 13.2% 1 vehicle 25.2% 2 vehicles 39.6% 3 or more 22.1%
Heating fuel
Fuel type % Utility gas 24.6% Electricity 20.5% Propane / LP gas 14.3% Fuel oil 35.9% Wood 1.1%
Households & families
Household type Count % Married-couple family 612 53.7% Cohabiting couple 101 8.9% Male householder, no spouse 140 12.3% Female householder, no spouse 287 25.2% Households with children under 18 189 16.6% Households with seniors (65+) 371 32.5% Average household size 2.12
Marital status
Status Male Female Never married 20.4% 14.7% Married 63.2% 53.0% Separated 0.0% 0.0% Widowed 0.8% 17.6% Divorced 15.6% 14.7%
Education
Some college, no degree
8.0%
Graduate / professional
35.7%
Metric % HS diploma or higher 98.1% Bachelor's or higher 75.8%
School enrollment (ages 3–17)
Type Count % Nursery / preschool 0 0.0% Kindergarten 11 4.3% Elementary school 128 50.6% High school 38 15.0% College / grad school 76 30.0%
Employment
Industry of employment
Professional & management
37.7%
Finance & real estate
20.4%
Education & healthcare
11.9%
Arts, food & hospitality
5.6%
Agriculture & mining
3.1%
Public administration
1.8%
Occupation
Category % Management, business & arts 64.0% Service 3.9% Sales & office 23.8% Natural resources & construction 5.2% Production & transportation 3.1%
Employment type
Type % Private sector 80.5% Government 7.0% Self-employed 12.5% Unpaid family workers 0.0%
Commute
Method % Drive alone 43.2% Carpool 1.8% Public transit 4.1% Walk 4.7% Work from home 45.2% Other means 1.1% Avg commute (minutes) 17.9
Poverty
Married-couple families
0.0%
Female-led households
29.2%
Income support
Source % of households Social Security 28.1% Retirement income 37.8% Supplemental Security 0.0% Cash public assistance 1.3% Food stamps / SNAP 0.4%
Health indicators
Condition % Obesity 25.8% High blood pressure 32.4% High cholesterol 34.8% Diabetes 9.0% Heart disease 6.6% Stroke 2.8% Asthma 8.9% Arthritis 23.5% Kidney disease 3.0% Pulmonary disease 5.8% Cancer 8.7%
Behavior / access % Smoking 11.2% Binge drinking 15.6% No physical activity 19.9% Less than 7 hrs sleep 30.9% Depression 15.5% Fair or poor health 9.9% Poor mental health 11.0% Poor physical health 8.4% No health insurance 7.8% Visited doctor (checkup) 81.3% Visited dentist 73.9% Cholesterol screening 94.8% Teeth loss 8.8%
Veterans & disability
Veterans Count % Civilian veterans 50 2.3%
Disability % Any disability 12.8% Under 18 0.0% 18–64 years 5.9% 65 and over 45.5%
Health insurance coverage
Type % Private insurance 84.1% Public insurance 30.2% No insurance 4.1% Uninsured under 19 0.0%
Language & origin
Language spoken at home (age 5+)
Language Count % English only 2,335 95.8% Spanish 58 2.5% Other Indo-European 56 2.4% Asian & Pacific Islander 0 0.0% Other languages 2 0.1%
Place of birth & citizenship
Origin Count % Native born (US) 2,119 87.0% Born in same state 2,118 86.9% Born in different state 1,773 72.8% Foreign born 1 0.0% Naturalized citizen 318 13.0% Not a US citizen 130 40.9%
Ancestry
Ancestry Count % Italian 303 12.4% French 93 3.8% Irish 44 1.8%
Ancestry Count % Norwegian 30 1.2% Arab 29 1.2% German 20 0.8%
Technology access
Metric % of households Computer access 46.8% Internet access 100.0%
Source: U.S. Census Bureau, American Community Survey 2025 estimates.
Frequently asked questions about ZIP code 11976
What city is ZIP code 11976 in?
ZIP code 11976 is primarily assigned to Water Mill, New York.
What county is ZIP code 11976 in?
ZIP code 11976 falls within Suffolk County, New York.
How educated is the population of ZIP code 11976?
76% of residents hold a bachelor's degree or higher — well above the national average of ~33%, reflecting a highly educated population.
Is ZIP code 11976 mostly owner-occupied?
91% of occupied units in ZIP code 11976 are owner-occupied, well above the national average.
What is the median household income in ZIP code 11976?
The median household income in ZIP code 11976 is $185,000, above the national median of ~$75,000.
What is the typical home value in ZIP code 11976?
The median home value in ZIP code 11976 is $2,000,000.
What timezone is ZIP code 11976 in?
ZIP code 11976 observes the EST timezone.
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