Home > NY > Nassau County > Hewlett > Zip 11557

Zip Code 11557 — Hewlett, NY

11557 is a ZIP Code associated with Hewlett, NY, located within Nassau. The postal region supports an estimated population of 8,504 residents across Data Pending housing units, with a population density of 1,610.0 people per square mile.
WorldPlaceData database updated: October 2026

📍 View location on OpenStreetMap (40.637230, -73.692100)

Data MetricLocal Statistic
Postal / Zip Code11557
Primary CityHewlett
State / ProvinceNY
CountyNassau
Total Population8,504
Median Household IncomeData Pending
Total Housing UnitsData Pending
Population Density1,610.0 people/sq mi
TimezoneAmerica/New_York

How 11557 Compares

MetricZIP 11557Nassau CountyNY State Average
Population8,5041,369,35919,771,902
Median IncomeData PendingN/AN/A
Population Density1,610.0 /sq mi----

Nearby ZIP Codes

ZIP CodeCityDistancePopulationMedian Income
Zip 11598Woodmere1.1 mi13,599N/A
Zip 11518East Rockaway1.3 mi10,149N/A
Zip 11581Valley Stream1.6 mi22,818N/A
Zip 11563Lynbrook1.7 mi22,899N/A
Zip 11516Cedarhurst2.0 mi9,112N/A

Data Sources & Methodology: Geographic coordinates and ZIP Code assignments are derived from underlying geographic and postal datasets. Note that ZIP Codes are USPS postal delivery areas, while Census ZCTAs are statistical approximation areas. Read full methodology →