ZIP code · Hempstead · New York · United States

ZIP code 11549 — Hempstead

ZIP code 11549 serves Hempstead, New York.

Postal code
11549
Single source Value from one source, not cross-checked.
City
Hempstead
County
Nassau FIPS 36059
State
New York
Country
United States
Coordinates
40.7172, -73.6027 — precision precise (locality)
View on OpenStreetMap
Population
2,420 (ZCTA, ACS 5-year)
Population density
10,109 / sq mi
Land area
0.2 sq mi (0.6 km²) (ZCTA, ACS 5-year)
Per-capita income
$8,805
Median age
20.3
Households
0
Housing units
0
Congressional district
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 (1.4 mi) · NOAA NCEI

Places in ZIP 11549

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