Postal Codes

11730 ZIP Code

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ZIP code 11730 covers East Islip, New York, with a population of about 14,376 and a median household income of $146,190.

Population
14,3763,198 per square mile
Median age
41.52.8 points above the US average
Median household income
$146,1901.7× the New York median
Poverty rate
4.5%7.9 points below the US average
Typical home value
$736,563up 27.4% in five years
Median rent
$2,5081.6× the New York median
Degree or higher
38.9%3.9 points above the US average
Homeownership
85%20 points above the US average
Time zone
Eastern UTC-05:00observes daylight saving time
Businesses
416

Where 11730 is

East Islip, New York — the area the Census Bureau draws for this ZIP code. ZIP codes are sets of delivery routes rather than areas, so this is the Census approximation of one, not a Postal Service boundary.

People and households

American Community Survey 2019–2023 five-year estimates

Population14,376
Median age41.5
Family households66.2%
Born outside the US8.5%
Speaks a language other than English at home16.1%
White (non-Hispanic)81%
Black (non-Hispanic)1.7%
Asian (non-Hispanic)1%
Hispanic or Latino14.4%
Veterans3.7%
Population by age
MaleFemale0-45-910-1415-1920-2425-3435-4445-5455-6465-7475-8485+
Income and poverty

American Community Survey 2019–2023 five-year estimates

Median household income$146,190
Income per person$62,171
Poverty rate4.5%
Households on SNAP or cash assistance4.6%

Household income distribution

Under $10k1.6%
$10–15k2.1%
$15–20k4.0%
$20–25k0.6%
$25–30k1.9%
$30–35k2.2%
$35–40k2.6%
$40–45k1.0%
$45–50k0.4%
$50–60k2.7%
$60–75k4.6%
$75–100k8.3%
$100–125k8.7%
$125–150k10.9%
$150–200k16.4%
$200k or more32.1%

Income as declared to the IRS

Filed returns rather than survey responses, so this counts tax units and not households.

Tax returns filed7,820
Mean adjusted gross income$122,418
Returns declaring $200,000 or more13.9%
Returns, under $25k20.5%
Returns, $25k–$50k15.0%
Returns, $50k–$75k13.6%
Returns, $75k–$100k10.9%
Returns, $100k–$200k26.2%
Returns, $200k or more13.9%
Housing

American Community Survey 2019–2023 five-year estimates

Median home value$577,600
Median gross rent$2,508
Owner-occupied85%
Vacant homes3.1%
Median year built1958

What the homes are

Detached house79.6%
Attached house1.4%
2 to 4 units4.1%
5 to 19 units5.8%
20 or more units9.1%
Home values and rents today

Zillow Home Value Index and Zillow Observed Rent Index, courtesy of Zillow. Monthly and current, where the Census figures above are a five-year average and are capped at $2,000,000.

Typical home value$736,563as of 2026-07
Typical home value, 1 yearup 7%
Typical home value, 5 yearsup 27.4%
Typical home value, 10 yearsup 78.7%
Typical home value since 2000
200020132026$736,563$211,822

$211,822 in 2000 to $736,563 in 2026.

Work, commuting and education

American Community Survey 2019–2023 five-year estimates

Unemployment rate1.3%
Bachelor's degree or higher38.9%
High school diploma or higher94.6%
Works from home8.9%
Drives to work alone81.3%
Takes public transport2.8%
Commutes 45 minutes or more21.4%
Health

CDC PLACES 2025 release, model-based estimates. These are modelled small-area estimates for adults, not counts of diagnosed cases.

Obesity28.9% 4.5 pts below the national average of 33.4%
Diagnosed diabetes8.8% 3.2 pts below the national average of 12%
Currently smokes9.5% 3.7 pts below the national average of 13.2%
High blood pressure30.5% 3.6 pts below the national average of 34.1%
Fair or poor general health13.8% 6.5 pts below the national average of 20.3%
No health insurance (18–64)5% 6.3 pts below the national average of 11.3%
Depression17.6% 4.3 pts below the national average of 21.9%
No leisure-time physical activity21.4% 4 pts below the national average of 25.4%
Arthritis24.5% 0.6 pts below the national average of 25.1%
Binge drinking17.7% 1.7 pts above the national average of 16%
Taking blood pressure medication76.8% 2.1 pts above the national average of 74.7%
Cancer (non-skin)9.2% 1.5 pts above the national average of 7.7%
Current asthma10.6% same as the national average of 10.4%
Coronary heart disease5.4% 0.8 pts below the national average of 6.2%
Routine check-up in past year81.5% 4.8 pts above the national average of 76.7%
Cholesterol screening90.9% 5 pts above the national average of 85.9%
Cognitive disability10.8% 4 pts below the national average of 14.8%
Colorectal screening69.7% 5.4 pts above the national average of 64.3%
COPD5.4% 1.2 pts below the national average of 6.6%
Visited a dentist68.5% 7.2 pts above the national average of 61.3%
Any disability24.6% 6.1 pts below the national average of 30.7%
Lacks emotional support21.6% 3.2 pts below the national average of 24.8%
Food insecurity9.7% 7.4 pts below the national average of 17.1%
Received food stamps7.6% 6.7 pts below the national average of 14.3%
Hearing disability5.3% 1.4 pts below the national average of 6.7%
High cholesterol39.3% 3.1 pts above the national average of 36.2%
Housing insecurity9.2% 4.6 pts below the national average of 13.8%
Independent living disability6.2% 2.2 pts below the national average of 8.4%
Lacks transport5.5% 3.7 pts below the national average of 9.2%
Loneliness28.6% 5.8 pts below the national average of 34.4%
Mammography use78.6% 2.7 pts above the national average of 75.9%
Poor mental health (14+ days)14.9% 1.9 pts below the national average of 16.8%
Mobility disability11% 3 pts below the national average of 14%
Poor physical health (14+ days)11.6% 1.9 pts below the national average of 13.5%
Self-care disability2.8% 1.2 pts below the national average of 4%
Utility shut-off threat5.2% 3.6 pts below the national average of 8.8%
Sleeps under 7 hours37.5% 1.1 pts above the national average of 36.4%
Stroke2.8% 0.6 pts below the national average of 3.4%
All natural teeth lost7.8% 5.2 pts below the national average of 13%
Vision disability3.5% 2.1 pts below the national average of 5.6%
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Business and employment

Census ZIP Code Business Patterns 2022

Business establishments416
People employed3,306
Annual payroll$128,653,000
Natural hazard risk

FEMA National Risk Index, estimated for this ZIP code from census tract data — the NRI is not published per ZIP.

Overall riskHigher than 16.5% of US census tracts
FEMA ratingVery Low to Relatively Low across the 4 census tracts this ZIP code covers
Expected annual loss20.8 out of 100
Community resilience90.9 out of 100

By hazard

Score is out of 100 and is the area-weighted average across the census tracts this ZIP code covers. The rating beside it is the highest any one of those tracts carries.

Hurricane76.1Relatively Moderate at its worst in this ZIP code
Winter weather64.2Relatively Moderate at its worst in this ZIP code
Coastal flooding60.9Relatively Moderate at its worst in this ZIP code
Earthquake55.1Relatively Low at its worst in this ZIP code
Ice storm49Relatively Low at its worst in this ZIP code
Strong wind46.7Relatively Moderate at its worst in this ZIP code
Cold wave42Relatively Moderate at its worst in this ZIP code
Landslide40.4Very Low at its worst in this ZIP code
Lightning39.4Relatively Moderate at its worst in this ZIP code
Wildfire36.8Very Low at its worst in this ZIP code
River flooding28.5Relatively Low at its worst in this ZIP code
Heat wave25.6Relatively Low at its worst in this ZIP code
Tornado16.2Very Low at its worst in this ZIP code
Hail8.6Very Low at its worst in this ZIP code
Compared with New York and the United States

State and national columns are figures for those areas, not for this ZIP code. American Community Survey 2019–2023 five-year estimates

This ZIPNew YorkUnited States
Median household income$146,190$84,578$78,538
Income per person$62,171$49,520$43,289
Poverty rate4.5%13.7%12.4%
Median home value$577,600$403,000$303,400
Median gross rent$2,508$1,576$1,348
Homeownership85%54.3%65%
Bachelor's degree or higher38.9%39.6%35%
Unemployment rate1.3%6.2%5.2%
Works from home8.9%13.3%13.5%
Born outside the US8.5%22.6%13.9%
Median age41.539.638.7
Climate

NOAA US Climate Normals 1991-2020, from the nearest weather station with a full year of records. The station and its distance are named above, because a station forty kilometres away describes somewhere else.

Weather stationMOLLOY CERCOM, NY US7.6 km away
Rain in a year50 in

Average high and low by month

January38.6°F / 26.3°F3.49 in rain
February39.5°F / 27.3°F4.58 in rain
March46°F / 33.4°F4.44 in rain
April55.6°F / 43.3°F3.82 in rain
May64.1°F / 51.7°F3.5 in rain
June74.1°F / 62.5°F3.7 in rain
July79.6°F / 69.7°F4.65 in rain
August80.2°F / 69.2°F5.81 in rain
September73.2°F / 60.7°F4.35 in rain
October62.6°F / 49.5°F3.56 in rain
November52.6°F / 39.9°F3.03 in rain
December43.7°F / 31.6°F4.94 in rain
Access to food

USDA Food Access Research Atlas, estimated for this ZIP code from census tract data. Each figure is the share of the ZIP code's land area that falls in a tract carrying that flag.

Low income and far from a supermarketNone of this ZIP code
Far from a supermarket100% of this ZIP code's area
No vehicle and far from a supermarketNone of this ZIP code
School districts

NCES Geographic Relationship File 2025, which states the association between each district and each ZIP code tabulation area directly. Elementary and secondary districts can cover the same ground, so shares need not total 100%.

East Islip Union Free School District100% of this ZIP code's land area
Community and walkability

CDC/ATSDR Social Vulnerability Index 2022 and the EPA National Walkability Index, both estimated for this ZIP code from census tract data. Vulnerability figures are national percentile ranks, not measurements.

Overall social vulnerability12more vulnerable than 12% of US census tracts
Socioeconomic status13more vulnerable than 13% of US census tracts
Household characteristics25more vulnerable than 25% of US census tracts
Racial and ethnic minority status30more vulnerable than 30% of US census tracts
Housing type and transport16more vulnerable than 16% of US census tracts
Walkability8.6 out of 20Below average
Nearby ZIP codes

The closest ZIP codes by centre point, which is not the same as sharing a border.

11739 Great River, NY1.7 km away
11752 Islip Terrace, NY3 km away
11751 Islip, NY3.6 km away
11769 Oakdale, NY4.4 km away
11706 Bay Shore, NY5.9 km away
11722 Central Islip, NY6.6 km away
11796 West Sayville, NY6.8 km away
11716 Bohemia, NY7 km away
Location, counties and time zone

County shares from Census 2020 ZCTA relationship files. Time zone from the USDOT National Transportation Atlas, which renders the boundaries written into 49 CFR Part 71.

Suffolk County100% of this ZIP code's land area
Time zoneEastern (UTC-05:00 standard)
Daylight saving timeObserved
Land area4.5 sq mi
Water area0.49 sq mi
Population density3,198 people per sq mi
Latitude, longitude40.7282, -73.1805

Figures are published for this ZIP code or its Census tabulation area unless a section says otherwise. Estimates whose margin of error made them unreliable are omitted rather than shown. Sources: US Census Bureau, CDC, IRS.

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