11782 ZIP Code — Sayville, NY

Suffolk County, New York

ZIP code 11782 is located in Sayville, New York, within Suffolk County. It covers approximately 5.55 square miles and serves a population of 15,113 residents. This is a standard ZIP code in the Eastern (ET) timezone, served by area code 631.

About ZIP code 11782

The housing stock consists of predominantly single-family detached homes. Most homes were built in the 1960s, giving the area an established character. Median home value is $552,700. Owner-occupancy sits near the national average at 75%.

The gap between median ($143,822) and mean household income suggests income inequality — a small number of higher earners pull the average up. The poverty rate of 5% is below the national average. 35% of households receive Social Security income, suggesting a notable retiree or disability population.

The dominant occupation class is management, business, and professional, with education and healthcare as the leading industry. The average commute of 32 minutes is near the national average.

Educational attainment is high — 54% of residents hold a bachelor's degree or higher, well above the national average of 33%.

Overall, ZIP code 11782 reflects a community defined by a highly educated population and a significant Social Security-dependent population.

15,113

population

5.55

sq mi land

Standard

ZIP type

Eastern (ET)

timezone

11782 ZIP code map

Cities in ZIP code 11782

Below are the cities the US Postal Service accepts for ZIP code 11782. Using any city not on this list may result in mail delivery delays.

City	Status
Sayville	Acceptable
Sayville	Acceptable
Sayville	Preferred

Nearby ZIP codes

11796 West Sayville (2.4 mi) 11705 Bayport (2.6 mi) 11715 Blue Point (3.1 mi) 11769 Oakdale (3.8 mi) 11716 Bohemia (5.1 mi) 00544 Holtsville (5.5 mi) 11730 East Islip (5.5 mi) 11741 Holbrook (6 mi) 11752 Islip Terrace (6.7 mi) 11742 Holtsville (6.9 mi) 00501 Holtsville (7.4 mi) 11706 Bay Shore (7.5 mi)

Demographics updated 06/2026

Population
Total population	15,113
Population density	2,723 / sq mi
State FIPS	36
County FIPS	103

Geography
Land area	5.55 sq mi
Water area	0.07 sq mi
Latitude	40.7120
Longitude	-73.0661
Timezone	Eastern (ET)
Area code	631

Total population by age

Gender

Race & ethnicity

Economics updated 06/2026

Household income

Income range	This ZIP	County avg	State avg
Under $50k	19.4%	22.6%	37.0%
$50k – $100k	21.4%	24.7%	27.0%
$100k – $200k	34.1%	34.6%	24.4%
Over $200k	25.0%	18.0%	11.5%

Demographics & statistics

15,113

Population

2,723

People per sq mi

44.3

Median age

$143,822

Median household income

$66,945

Per capita income

$552,700

Median home value

$2,227

Median monthly rent

74.8%

Home ownership

4.5%

Poverty rate

2.0%

Unemployment

5,465

Housing units

53.6%

Bachelor's or higher

Age distribution

Male Female

396

Under 5

400

548

5–9

555

474

10–14

480

400

15–19

404

361

20–24

365

803

25–34

813

842

35–44

853

1,176

45–54

1,191

529

55–59

536

528

60–64

535

716

65–74

724

412

75–84

416

326

85+

330

← Male

Female →

Age summary

Group	Count	%
Under 18	3,393	22.5%
18 and over	11,720	77.5%
65 and over	2,924	19.3%
Median age	44.3 years

Race & ethnicity

White 88.3%

Two or more races 5%

Hispanic or Latino 4.1%

Asian 1.3%

Black or African American 0.5%

Other race 0.5%

Native Hawaiian / Pacific Islander 0.4%

Group	Count	%
White	13,912	88.3%
Two or more races	781	5%
Hispanic or Latino	650	4.1%
Asian	208	1.3%
Black or African American	79	0.5%
Other race	76	0.5%
Native Hawaiian / Pacific Islander	57	0.4%

Household income

Income range	This ZIP	County avg	State avg
Under $50k	19.4%	22.6%	37.0%
$50k – $100k	21.4%	24.7%	27.0%
$100k – $200k	34.1%	34.6%	24.4%
Over $200k	25.0%	18.0%	11.5%

Under $10k 3.7%

$10k–$15k 2.3%

$15k–$25k 2.8%

$25k–$35k 4.2%

$35k–$50k 4.9%

$50k–$75k 6.7%

$75k–$100k 10.2%

$100k–$150k 19.1%

$150k–$200k 15.2%

$200k+ 30.7%

Range	% of households
Under $10k	3.7%
$10k–$15k	2.3%
$15k–$25k	2.8%
$25k–$35k	4.2%
$35k–$50k	4.9%
$50k–$75k	6.7%
$75k–$100k	10.2%
$100k–$150k	19.1%
$150k–$200k	15.2%
$200k+	30.7%
Median income	$143,822

Housing

Home values

Under $50k 0.8%

$50k–$100k 0.2%

$100k–$150k 0.8%

$150k–$200k 1.5%

$200k–$300k 0.4%

$300k–$500k 35.7%

$500k–$1M 57.6%

$1M+ 2.9%

Housing overview

Metric	Value
Median home value	$552,700
Median rent / month	$2,227
Owner occupied	74.8%
Renter occupied	25.2%
Vacant	19.5%
Single-family detached	78.3%
Large apartment buildings	3.5%
Mobile homes	0.2%
Median rooms	6.3
Avg household size (owned)	3.01

Year built

Era	%
2020 or later	0.0%
2010–2019	1.9%
2000–2009	4.3%
1990–1999	5.3%
1980–1989	10.3%
1970–1979	14.8%
1960–1969	25.7%
1950–1959	14.5%
1940–1949	3.8%
1939 or earlier	19.5%

Bedrooms

Size	% of units
No bedroom (studio)	4.3%
1 bedroom	8.1%
2 bedrooms	16.3%
3 bedrooms	38.7%
4 bedrooms	26.8%
5+ bedrooms	5.9%

Vehicles per household

Vehicles	% of households
No vehicle	6.0%
1 vehicle	28.1%
2 vehicles	40.8%
3 or more	25.0%

Heating fuel

Fuel type	%
Utility gas	55.4%
Electricity	6.6%
Propane / LP gas	1.8%
Fuel oil	34.6%
Wood	0.8%
Solar	0.7%

Households & families

Household type	Count	%
Married-couple family	3,255	58.9%
Cohabiting couple	219	4.0%
Male householder, no spouse	724	13.1%
Female householder, no spouse	1,324	24.0%
Households with children under 18	1,741	31.5%
Households with seniors (65+)	1,927	34.9%
Average household size	2.69

Marital status

Status	Male	Female
Never married	30.4%	23.9%
Married	59.2%	53.5%
Separated	1.1%	2.7%
Widowed	2.8%	11.3%
Divorced	6.6%	8.6%

Education

Less than 9th grade 1.5%

Some HS, no diploma 2.6%

HS graduate 17.9%

Some college, no degree 16.1%

Associate's degree 8.2%

Bachelor's degree 29.9%

Graduate / professional 23.7%

Metric	%
HS diploma or higher	95.9%
Bachelor's or higher	53.6%

School enrollment (ages 3–17)

Type	Count	%
Nursery / preschool	302	8.3%
Kindergarten	79	2.2%
Elementary school	1,822	50.0%
High school	613	16.8%
College / grad school	827	22.7%

Employment

Industry of employment

Education & healthcare 33.2%

Professional & management 11.6%

Retail trade 9.5%

Manufacturing 7.6%

Construction 6.7%

Public administration 6.3%

Transportation & utilities 5.6%

Finance & real estate 5.2%

Wholesale trade 4.0%

Arts, food & hospitality 3.8%

Information 3.2%

Other services 3.2%

Occupation

Category	%
Management, business & arts	52.5%
Service	12.5%
Sales & office	20.4%
Natural resources & construction	7.9%
Production & transportation	6.6%

Employment type

Type	%
Private sector	69.0%
Government	28.1%
Self-employed	2.8%
Unpaid family workers	0.1%

Commute

Method	%
Drive alone	76.3%
Carpool	6.1%
Public transit	3.4%
Walk	1.3%
Work from home	11.8%
Other means	1.1%
Avg commute (minutes)	32.4

Poverty

All people 4.5%

Under 18 years 5.2%

18 and over 4.3%

Married-couple families 0.0%

Female-led households 14.4%

Income support

Source	% of households
Social Security	34.8%
Retirement income	34.0%
Supplemental Security	4.0%
Cash public assistance	0.8%
Food stamps / SNAP	2.4%

Health indicators

Condition	%
Obesity	25.6%
High blood pressure	28.2%
High cholesterol	31.6%
Diabetes	7.6%
Heart disease	5.3%
Stroke	2.4%
Asthma	9.3%
Arthritis	20.6%
Kidney disease	2.5%
Pulmonary disease	5.3%
Cancer	7.4%

Behavior / access	%
Smoking	12.6%
Binge drinking	17.8%
No physical activity	19.3%
Less than 7 hrs sleep	32.1%
Depression	16.9%
Fair or poor health	9.3%
Poor mental health	12.4%
Poor physical health	8.0%
No health insurance	8.1%
Visited doctor (checkup)	79.1%
Visited dentist	73.1%
Cholesterol screening	93.3%
Teeth loss	9.1%

Veterans & disability

Veterans	Count	%
Civilian veterans	596	5.1%

Disability	%
Any disability	10.9%
Under 18	4.4%
18–64 years	7.4%
65 and over	30.2%

Health insurance coverage

Type	%
Private insurance	88.7%
Public insurance	26.9%
No insurance	1.8%
Uninsured under 19	0.8%

Language & origin

Language spoken at home (age 5+)

Language	Count	%
English only	14,317	94.7%
Spanish	72	0.5%
Other Indo-European	39	0.3%
Asian & Pacific Islander	27	0.2%
Other languages	5	0.0%

Place of birth & citizenship

Origin	Count	%
Native born (US)	14,771	97.7%
Born in same state	14,675	97.1%
Born in different state	13,785	91.2%
Foreign born	96	0.6%
Naturalized citizen	342	2.3%
Not a US citizen	223	65.2%

Ancestry

Ancestry	Count	%
Italian	4,885	32.3%
Arab	1,733	11.5%
French	735	4.9%
Polish	391	2.6%
German	117	0.8%

Ancestry	Count	%
Dutch	111	0.7%
English	101	0.7%
Norwegian	81	0.5%
Irish	33	0.2%

Technology access

Metric	% of households
Computer access	36.5%
Internet access	93.1%

Source: U.S. Census Bureau, American Community Survey 2025 estimates.

Frequently asked questions about ZIP code 11782

What city is ZIP code 11782 in?

ZIP code 11782 is primarily assigned to Sayville, New York.

What county is ZIP code 11782 in?

ZIP code 11782 falls within Suffolk County, New York.

How educated is the population of ZIP code 11782?

54% of residents hold a bachelor's degree or higher — well above the national average of ~33%, reflecting a highly educated population.

What is the median household income in ZIP code 11782?

The median household income in ZIP code 11782 is $143,822, above the national median of ~$75,000.

What is the typical home value in ZIP code 11782?

The median home value in ZIP code 11782 is $552,700.

What is the population of ZIP code 11782?

ZIP code 11782 has an estimated population of 15,113 residents, with a density of 2,721 people per square mile.

What timezone is ZIP code 11782 in?

ZIP code 11782 observes the EST timezone.