ZIP code · Westbury · New York · United States

ZIP code 11590 — Westbury

ZIP code 11590 serves Westbury, New York.

Postal code
11590
Single source Value from one source, not cross-checked.
City
Westbury
County
Nassau FIPS 36059
State
New York
Country
United States
Coordinates
40.7557, -73.5723 — precision precise (locality)
View on OpenStreetMap
Population
48,243 (ZCTA, ACS 5-year)
Population density
7,198 / sq mi
Land area
6.7 sq mi (17.4 km²) (ZCTA, ACS 5-year)
Median household income
$149,250
Per-capita income
$58,031
Median age
42.4
Households
15,146
Housing units
15,497
Median home value
$616,500
Median gross rent
$2,209 / month
Congressional districts
NY-3 (also NY-4) (119th Congress)
USDA hardiness zone
7b (5 to 10 °F)
Planting / growing zone from the 2023 USDA Plant Hardiness Zone Map: average annual extreme minimum temperature, 1991–2020.
Time zone
America/New_York (UTC−5 / UTC−4 DST)
Area code
716 (from the nearest rate centre)
Telephone area codes serving this ZIP (NANPA central-office assignments). A ZIP and an area code are different boundaries; at a border both codes may apply.

Climate — monthly normals

Warmest month Jul (avg high 87°F), coldest Jan (avg low 27°F).

JanFebMarAprMayJunJulAugSepOctNovDec
Avg high °F424451627281878578675647
Avg low °F272835435262686660494033
Precip in3.63.04.43.83.13.84.03.94.14.03.44.2

NOAA 1991–2020 climate normals from the nearest station: MINEOLA (2.9 mi) · NOAA NCEI

Places in ZIP 11590

Places mapped inside this ZIP’s ZCTA area in OpenStreetMap. OSM is community-maintained: counts reflect what has been mapped, and completeness varies by area — treat them as at-least figures. © OpenStreetMap contributors (ODbL) · Methodology

About this page

US ZIP codes have five digits. They are postal routing areas, not administrative boundaries: a ZIP can span more than one city or county, and the city shown is the primary USPS name for that code.

GeoNames · U.S. Census Bureau (ACS) · U.S. Census Bureau · NOAA NCEI · usda-phzm. Data generated on 2026-08-21. Methodology · Report an error on this page