Zip Code 11509 — Atlantic Beach, NY
11509 is a ZIP Code associated with Atlantic Beach, NY, located within Nassau. The postal region supports an estimated population of 1,790 residents across Data Pending housing units, with a population density of 822.2 people per square mile.
WorldPlaceData database updated: October 2026
📍 View location on OpenStreetMap (40.588720, -73.728600)
| Data Metric | Local Statistic |
| Postal / Zip Code | 11509 |
| Primary City | Atlantic Beach |
| State / Province | NY |
| County | Nassau |
| Total Population | 1,790 |
| Median Household Income | Data Pending |
| Total Housing Units | Data Pending |
| Population Density | 822.2 people/sq mi |
| Timezone | America/New_York |
How 11509 Compares
| Metric | ZIP 11509 | Nassau County | NY State Average |
| Population | 1,790 | 1,369,359 | 19,771,902 |
| Median Income | Data Pending | N/A | N/A |
| Population Density | 822.2 /sq mi | -- | -- |
Nearby ZIP Codes
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 →