ZIP code · Old Westbury · New York · United States

ZIP code 11568 — Old Westbury

ZIP code 11568 serves Old Westbury, New York.

Postal code
11568
Single source Value from one source, not cross-checked.
City
Old Westbury
County
Nassau FIPS 36059
State
New York
Country
United States
Coordinates
40.7882, -73.5875 — precision precise (locality)
View on OpenStreetMap
Population
4,198 (ZCTA, ACS 5-year)
Population density
484 / sq mi
Land area
8.7 sq mi (22.5 km²) (ZCTA, ACS 5-year)
Median household income
$250,000+
Per-capita income
$107,016
Median age
27.7
Households
1,011
Housing units
1,090
Median home value
$2,000,000+
Median gross rent
$3,500+ / month
Congressional district
NY-3 (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
607 (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 (4.2 mi) · NOAA NCEI

Places in ZIP 11568

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