Postal Codes

11557 ZIP Code

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ZIP code 11557 covers Hewlett, New York, with a population of about 8,503 and a median household income of $170,048.

Population
8,5034,169 per square mile
Median age
40.82.1 points above the US average
Median household income
$170,0482.0× the New York median
Poverty rate
3.2%9.2 points below the US average
Typical home value
$1,021,099up 25.7% in five years
Degree or higher
65.3%30.3 points above the US average
Homeownership
94.5%29.5 points above the US average
Time zone
Eastern UTC-05:00observes daylight saving time
Businesses
491

Where 11557 is

Hewlett, 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

Population8,503
Median age40.8
Family households89.8%
Born outside the US19.2%
Speaks a language other than English at home26%
White (non-Hispanic)73.8%
Black (non-Hispanic)6.5%
Asian (non-Hispanic)9.2%
Hispanic or Latino7.8%
Veterans1.9%
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$170,048
Income per person$70,158
Poverty rate3.2%
Households on SNAP or cash assistance3.6%

Household income distribution

Under $10k1.0%
$10–15k0.0%
$15–20k2.1%
$20–25k0.7%
$25–30k3.0%
$30–35k0.0%
$35–40k1.8%
$40–45k1.6%
$45–50k0.0%
$50–60k4.4%
$60–75k2.9%
$75–100k5.5%
$100–125k11.7%
$125–150k9.0%
$150–200k19.6%
$200k or more36.8%

Income as declared to the IRS

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

Tax returns filed4,070
Mean adjusted gross income$220,298
Returns declaring $200,000 or more25.1%
Returns, under $25k21.4%
Returns, $25k–$50k12.8%
Returns, $50k–$75k10.6%
Returns, $75k–$100k8.8%
Returns, $100k–$200k21.4%
Returns, $200k or more25.1%
Housing

American Community Survey 2019–2023 five-year estimates

Median home value$708,400
Rent as a share of household income51%
Owner-occupied94.5%
Vacant homes6%
Median year built1952

What the homes are

Detached house78.3%
Attached house1.3%
2 to 4 units5.6%
5 to 19 units7.8%
20 or more units7%
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$1,021,099as of 2026-07
Typical home value, 1 yearup 3.7%
Typical home value, 5 yearsup 25.7%
Typical home value, 10 yearsup 69.1%
Typical home value since 2000
200020132026$1,021,099$344,644

$344,644 in 2000 to $1,021,099 in 2026.

Work, commuting and education

American Community Survey 2019–2023 five-year estimates

Unemployment rate2.2%
Bachelor's degree or higher65.3%
High school diploma or higher92.5%
Works from home26%
Drives to work alone54%
Takes public transport14.2%
Commutes 45 minutes or more41.3%
Health

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

Obesity26.5% 6.9 pts below the national average of 33.4%
Diagnosed diabetes8.8% 3.2 pts below the national average of 12%
Currently smokes7.5% 5.7 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 health12.7% 7.6 pts below the national average of 20.3%
No health insurance (18–64)4.9% 6.4 pts below the national average of 11.3%
Depression14.1% 7.8 pts below the national average of 21.9%
No leisure-time physical activity19.9% 5.5 pts below the national average of 25.4%
Arthritis23.7% 1.4 pts below the national average of 25.1%
Binge drinking15.9% same as the national average of 16%
Taking blood pressure medication80.5% 5.8 pts above the national average of 74.7%
Cancer (non-skin)9.8% 2.1 pts above the national average of 7.7%
Current asthma9.6% 0.8 pts below 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 year82.4% 5.7 pts above the national average of 76.7%
Cholesterol screening91.9% 6 pts above the national average of 85.9%
Cognitive disability8.8% 6 pts below the national average of 14.8%
Colorectal screening72.5% 8.2 pts above the national average of 64.3%
COPD4.6% 2 pts below the national average of 6.6%
Visited a dentist70.8% 9.5 pts above the national average of 61.3%
Any disability22.1% 8.6 pts below the national average of 30.7%
Lacks emotional support22.2% 2.6 pts below the national average of 24.8%
Food insecurity8.5% 8.6 pts below the national average of 17.1%
Received food stamps5.9% 8.4 pts below the national average of 14.3%
Hearing disability5.5% 1.2 pts below the national average of 6.7%
High cholesterol39.7% 3.5 pts above the national average of 36.2%
Housing insecurity8% 5.8 pts below the national average of 13.8%
Independent living disability5.4% 3 pts below the national average of 8.4%
Lacks transport4.9% 4.3 pts below the national average of 9.2%
Loneliness29.9% 4.5 pts below the national average of 34.4%
Mammography use77.4% 1.5 pts above the national average of 75.9%
Poor mental health (14+ days)12.6% 4.2 pts below the national average of 16.8%
Mobility disability9.9% 4.1 pts below the national average of 14%
Poor physical health (14+ days)10.6% 2.9 pts below the national average of 13.5%
Self-care disability2.5% 1.5 pts below the national average of 4%
Utility shut-off threat4.3% 4.5 pts below the national average of 8.8%
Sleeps under 7 hours38.7% 2.3 pts above the national average of 36.4%
Stroke2.7% 0.7 pts below the national average of 3.4%
All natural teeth lost6.2% 6.8 pts below the national average of 13%
Vision disability3.3% 2.3 pts below the national average of 5.6%
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Business and employment

Census ZIP Code Business Patterns 2022

Business establishments491
People employed3,719
Annual payroll$201,737,000
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 39.1% of US census tracts
FEMA ratingRelatively Low to Relatively Moderate across the 7 census tracts this ZIP code covers
Expected annual loss58.8 out of 100
Community resilience95.2 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.

Coastal flooding93Very High at its worst in this ZIP code
Ice storm76.6Relatively Moderate at its worst in this ZIP code
Hurricane75.8Relatively Moderate at its worst in this ZIP code
Earthquake72.6Relatively Moderate at its worst in this ZIP code
Winter weather65.3Relatively High at its worst in this ZIP code
River flooding59.9Relatively Moderate at its worst in this ZIP code
Strong wind43.4Relatively Moderate at its worst in this ZIP code
Landslide42Very Low at its worst in this ZIP code
Wildfire40.7Very Low at its worst in this ZIP code
Lightning39Relatively Moderate at its worst in this ZIP code
Cold wave35.5Relatively Moderate at its worst in this ZIP code
Heat wave30Relatively Low at its worst in this ZIP code
Tornado26.1Relatively Low at its worst in this ZIP code
Hail8.7Very 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$170,048$84,578$78,538
Income per person$70,158$49,520$43,289
Poverty rate3.2%13.7%12.4%
Median home value$708,400$403,000$303,400
Median gross rent$1,576$1,348
Homeownership94.5%54.3%65%
Bachelor's degree or higher65.3%39.6%35%
Unemployment rate2.2%6.2%5.2%
Works from home26%13.3%13.5%
Born outside the US19.2%22.6%13.9%
Median age40.839.638.7
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 stationNEW YORK JFK INTL AP, NY US5.6 km away
Rain in a year43 in
Snow in a year26 in

Average high and low by month

January39.5°F / 26.2°F3.23 in rain, 7.5 in snow
February41.7°F / 27.4°F2.76 in rain, 8.6 in snow
March48.7°F / 33.6°F3.94 in rain, 4.3 in snow
April58.8°F / 42.9°F3.55 in rain, 0.6 in snow
May68.4°F / 52.5°F3.66 in rain
June78°F / 62.4°F3.85 in rain
July83.6°F / 68.7°F3.86 in rain
August82.2°F / 67.8°F4.11 in rain
September75.8°F / 61°F3.58 in rain
October64.7°F / 49.8°F3.72 in rain
November53.8°F / 39.8°F3.07 in rain, 0.4 in snow
December44.5°F / 32°F3.96 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 supermarketNone of this ZIP code
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%.

This ZIP code is served by 2 school districts, so the address decides which one, not the ZIP code.

Hewlett-Woodmere Union Free School District86.6% of this ZIP code's land area
Lynbrook Union Free School District13.4% 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 vulnerability21more vulnerable than 21% of US census tracts
Socioeconomic status13more vulnerable than 13% of US census tracts
Household characteristics35more vulnerable than 35% of US census tracts
Racial and ethnic minority status32more vulnerable than 32% of US census tracts
Housing type and transport33more vulnerable than 33% of US census tracts
Walkability12.4 out of 20Above average
Nearby ZIP codes

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

11598 Woodmere, NY1.8 km away
11581 Valley Stream, NY1.9 km away
11518 East Rockaway, NY2.4 km away
11563 Lynbrook, NY2.6 km away
11582 Valley Stream, NY2.9 km away
11516 Cedarhurst, NY3.2 km away
11580 Valley Stream, NY3.9 km away
11422 Rosedale, NY4.1 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.

Nassau County100% of this ZIP code's land area
Time zoneEastern (UTC-05:00 standard)
Daylight saving timeObserved
Land area2.04 sq mi
Water area0.17 sq mi
Population density4,169 people per sq mi
Latitude, longitude40.6404, -73.6957

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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