Home > NY > Nassau County > Plainview > Zip 11803

Zip Code 11803 — Plainview, NY

11803 is a ZIP Code associated with Plainview, NY, located within Nassau. The postal region supports an estimated population of 29,713 residents across Data Pending housing units, with a population density of 1,862.5 people per square mile.
WorldPlaceData database updated: October 2026

📍 View location on OpenStreetMap (40.781770, -73.473300)

Data MetricLocal Statistic
Postal / Zip Code11803
Primary CityPlainview
State / ProvinceNY
CountyNassau
Total Population29,713
Median Household IncomeData Pending
Total Housing UnitsData Pending
Population Density1,862.5 people/sq mi
TimezoneAmerica/New_York

How 11803 Compares

MetricZIP 11803Nassau CountyNY State Average
Population29,7131,369,35919,771,902
Median IncomeData PendingN/AN/A
Population Density1,862.5 /sq mi----

Nearby ZIP Codes

ZIP CodeCityDistancePopulationMedian Income
Zip 11804Old Bethpage1.8 mi4,835N/A
Zip 11797Woodbury2.5 mi9,402N/A
Zip 11714Bethpage2.8 mi22,695N/A
Zip 11801Hicksville3.0 mi41,585N/A
Zip 11747Melville3.4 mi20,513N/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 →