ZIP code · Yaphank · New York · United States

ZIP code 11980 — Yaphank

ZIP code 11980 serves Yaphank, New York.

Postal code
11980
Single source Value from one source, not cross-checked.
City
Yaphank
County
Suffolk FIPS 36103
State
New York
Country
United States
Coordinates
40.8370, -72.9174 — precision precise (locality)
View on OpenStreetMap
Population
5,138 (ZCTA, ACS 5-year)
Population density
427 / sq mi
Land area
12 sq mi (31.2 km²) (ZCTA, ACS 5-year)
Median household income
$106,857
Per-capita income
$56,339
Median age
41.1
Households
2,416
Housing units
2,467
Median home value
$409,500
Median gross rent
$2,814 / month
Congressional districts
NY-1 (also NY-2) (119th Congress)
USDA hardiness zone
7a (0 to 5 °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 codes
631, 934
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 83°F), coldest Jan (avg low 24°F).

JanFebMarAprMayJunJulAugSepOctNovDec
Avg high °F394147586877838174645445
Avg low °F242531404960666557463729
Precip in3.03.14.64.13.53.73.23.03.94.03.64.5

NOAA 1991–2020 climate normals from the nearest station: SHIRLEY BROOKHAVEN AP (2.7 mi) · NOAA NCEI

Places in ZIP 11980

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