Postal Codes

11779 ZIP Code

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ZIP code 11779 covers Ronkonkoma, New York, with a population of about 38,273 and a median household income of $117,684.

Population
38,2733,069 per square mile
Median age
39.50.8 points above the US average
Median household income
$117,6841.4× the New York median
Poverty rate
5.7%6.7 points below the US average
Typical home value
$650,441up 32.2% in five years
Median rent
$2,1031.3× the New York median
Degree or higher
31.1%3.9 points below the US average
Homeownership
75.7%10.7 points above the US average
Time zone
Eastern UTC-05:00observes daylight saving time
Businesses
1,450

Where 11779 is

Ronkonkoma, 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

Population38,273
Median age39.5
Family households70.2%
Born outside the US13.7%
Speaks a language other than English at home20.9%
White (non-Hispanic)66.7%
Black (non-Hispanic)4.8%
Asian (non-Hispanic)6.6%
Hispanic or Latino19.5%
Veterans4.2%
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$117,684
Income per person$46,121
Poverty rate5.7%
Households on SNAP or cash assistance7.4%

Household income distribution

Under $10k2.6%
$10–15k0.7%
$15–20k1.5%
$20–25k2.0%
$25–30k2.8%
$30–35k3.5%
$35–40k1.4%
$40–45k1.4%
$45–50k2.0%
$50–60k4.7%
$60–75k9.0%
$75–100k11.0%
$100–125k10.7%
$125–150k10.4%
$150–200k16.5%
$200k or more19.8%

Income as declared to the IRS

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

Tax returns filed20,380
Mean adjusted gross income$88,496
Returns declaring $200,000 or more6.4%
Returns, under $25k22.3%
Returns, $25k–$50k19.6%
Returns, $50k–$75k15.6%
Returns, $75k–$100k12.0%
Returns, $100k–$200k24.0%
Returns, $200k or more6.4%
Housing

American Community Survey 2019–2023 five-year estimates

Median home value$465,400
Median gross rent$2,103
Rent as a share of household income31.9%
Owner-occupied75.7%
Vacant homes7.5%
Median year built1970

What the homes are

Detached house79.9%
Attached house1.4%
2 to 4 units3.8%
5 to 19 units7.9%
20 or more units6.8%
Mobile home0.1%
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$650,441as of 2026-07
Typical home value, 1 yearup 4.6%
Typical home value, 5 yearsup 32.2%
Typical home value, 10 yearsup 90%
Typical asking rent$3,007as of 2026-07
Typical asking rent, 1 yearup 6.3%
Typical asking rent, 5 yearsup 27%
Typical home value since 2000
200020132026$650,441$173,358

$173,358 in 2000 to $650,441 in 2026.

Typical asking rent
202120232026$3,007$2,368

$2,368 in 2021 to $3,007 in 2026.

Work, commuting and education

American Community Survey 2019–2023 five-year estimates

Unemployment rate7.2%
Bachelor's degree or higher31.1%
High school diploma or higher93.8%
Works from home8.3%
Drives to work alone80.7%
Takes public transport3.4%
Commutes 45 minutes or more23.8%
Health

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

Obesity29.7% 3.7 pts below the national average of 33.4%
Diagnosed diabetes9.5% 2.5 pts below the national average of 12%
Currently smokes10.7% 2.5 pts below the national average of 13.2%
High blood pressure30.9% 3.2 pts below the national average of 34.1%
Fair or poor general health15.4% 4.9 pts below the national average of 20.3%
No health insurance (18–64)6.3% 5 pts below the national average of 11.3%
Depression17.2% 4.7 pts below the national average of 21.9%
No leisure-time physical activity24% 1.4 pts below the national average of 25.4%
Arthritis23.8% 1.3 pts below the national average of 25.1%
Binge drinking17.2% 1.2 pts above the national average of 16%
Taking blood pressure medication76.2% 1.5 pts above the national average of 74.7%
Cancer (non-skin)8.4% 0.7 pts above the national average of 7.7%
Current asthma10.5% same as the national average of 10.4%
Coronary heart disease5.5% 0.7 pts below the national average of 6.2%
Routine check-up in past year80.9% 4.2 pts above the national average of 76.7%
Cholesterol screening90% 4.1 pts above the national average of 85.9%
Cognitive disability11.7% 3.1 pts below the national average of 14.8%
Colorectal screening66.8% 2.5 pts above the national average of 64.3%
COPD5.6% 1 pts below the national average of 6.6%
Visited a dentist65.5% 4.2 pts above the national average of 61.3%
Any disability26% 4.7 pts below the national average of 30.7%
Lacks emotional support23.9% 0.9 pts below the national average of 24.8%
Food insecurity12.2% 4.9 pts below the national average of 17.1%
Received food stamps9.4% 4.9 pts below the national average of 14.3%
Hearing disability5.3% 1.4 pts below the national average of 6.7%
High cholesterol38.9% 2.7 pts above the national average of 36.2%
Housing insecurity11% 2.8 pts below the national average of 13.8%
Independent living disability6.6% 1.8 pts below the national average of 8.4%
Lacks transport6.5% 2.7 pts below the national average of 9.2%
Loneliness29.9% 4.5 pts below the national average of 34.4%
Mammography use78.8% 2.9 pts above the national average of 75.9%
Poor mental health (14+ days)15.4% 1.4 pts below the national average of 16.8%
Mobility disability11.7% 2.3 pts below the national average of 14%
Poor physical health (14+ days)12.1% 1.4 pts below the national average of 13.5%
Self-care disability3% 1 pts below the national average of 4%
Utility shut-off threat6.1% 2.7 pts below the national average of 8.8%
Sleeps under 7 hours39.3% 2.9 pts above the national average of 36.4%
Stroke2.9% 0.5 pts below the national average of 3.4%
All natural teeth lost9.8% 3.2 pts below the national average of 13%
Vision disability3.9% 1.7 pts below the national average of 5.6%
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Business and employment

Census ZIP Code Business Patterns 2022

Business establishments1,450
People employed21,149
Annual payroll$1,365,426,000
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 32.3% of US census tracts
FEMA ratingVery Low to Relatively Moderate across the 14 census tracts this ZIP code covers
Expected annual loss34.8 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.

Hurricane78.7Relatively Moderate at its worst in this ZIP code
Winter weather69.6Relatively High at its worst in this ZIP code
Earthquake67.7Relatively Moderate at its worst in this ZIP code
Ice storm66.2Relatively Moderate at its worst in this ZIP code
Landslide61.8Very Low at its worst in this ZIP code
Strong wind53.9Relatively Moderate at its worst in this ZIP code
River flooding47.9Relatively High at its worst in this ZIP code
Cold wave44.1Relatively Moderate at its worst in this ZIP code
Lightning43.6Relatively Moderate at its worst in this ZIP code
Wildfire36.2Very Low at its worst in this ZIP code
Heat wave29.7Relatively Low at its worst in this ZIP code
Tornado26.3Relatively Low at its worst in this ZIP code
Hail15.1Very 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$117,684$84,578$78,538
Income per person$46,121$49,520$43,289
Poverty rate5.7%13.7%12.4%
Median home value$465,400$403,000$303,400
Median gross rent$2,103$1,576$1,348
Homeownership75.7%54.3%65%
Bachelor's degree or higher31.1%39.6%35%
Unemployment rate7.2%6.2%5.2%
Works from home8.3%13.3%13.5%
Born outside the US13.7%22.6%13.9%
Median age39.539.638.7
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 stationISLIP LI MACARTHUR AP, NY US2.9 km away
Rain in a year46 in
Snow in a year32 in

Average high and low by month

January39.2°F / 24.6°F3.66 in rain, 10.3 in snow
February41°F / 25.5°F3.29 in rain, 9.4 in snow
March47.7°F / 32°F4.51 in rain, 6.5 in snow
April58.3°F / 41.2°F4.06 in rain, 0.6 in snow
May68.3°F / 50.8°F3.28 in rain
June77.2°F / 60.9°F4 in rain
July82.8°F / 67.3°F3.26 in rain
August81.4°F / 66°F4.24 in rain
September74.8°F / 58.9°F3.6 in rain
October64.1°F / 47.3°F3.97 in rain
November53.6°F / 37.6°F3.41 in rain, 0.5 in snow
December44.4°F / 29.8°F4.71 in rain, 4.5 in snow
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 supermarket62% of this ZIP code's area
No vehicle and far from a supermarket25% of this ZIP code's area
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%.

This ZIP code is served by 4 school districts, so the address decides which one, not the ZIP code.

Connetquot Central School District61.2% of this ZIP code's land area
Sachem Central School District34.6% of this ZIP code's land area
Middle Country Central School District2.8% of this ZIP code's land area
Central Islip Union Free School District1.3% 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 vulnerability35more vulnerable than 35% of US census tracts
Socioeconomic status29more vulnerable than 29% of US census tracts
Household characteristics33more vulnerable than 33% of US census tracts
Racial and ethnic minority status51more vulnerable than 51% of US census tracts
Housing type and transport49more vulnerable than 49% of US census tracts
Walkability8.1 out of 20Below average
Nearby ZIP codes

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

11749 Islandia, NY3.4 km away
11767 Nesconset, NY4.5 km away
11716 Bohemia, NY4.7 km away
11741 Holbrook, NY5.1 km away
11755 Lake Grove, NY5.5 km away
11788 Hauppauge, NY5.7 km away
11722 Central Islip, NY6 km away
00501 Holtsville, NY7.2 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 area12.47 sq mi
Water area0.33 sq mi
Population density3,069 people per sq mi
Latitude, longitude40.8083, -73.1305

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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