ZIP code · Whitethorn · California · United States

ZIP code 95589 — Whitethorn

ZIP code 95589 serves Whitethorn, California.

Postal code
95589
Single source Value from one source, not cross-checked.
City
Whitethorn
County
Humboldt FIPS 06023
State
California
Country
United States
Coordinates
40.0231, -124.0139 — precision precise (locality)
View on OpenStreetMap
Population
1,467 (ZCTA, ACS 5-year)
Population density
10 / sq mi
Land area
152.8 sq mi (395.7 km²) (ZCTA, ACS 5-year)
Median household income
$45,074
Per-capita income
$22,233
Median age
48.5
Households
646
Housing units
1,159
Median home value
$439,000
Median gross rent
$1,164 / month
Congressional district
CA-2 (119th Congress)
USDA hardiness zone
9b (25 to 30 °F)
Planting / growing zone from the 2023 USDA Plant Hardiness Zone Map: average annual extreme minimum temperature, 1991–2020.
Time zone
America/Los_Angeles (UTC−8 / UTC−7 DST)
Area code
707
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 Sep (avg high 70°F), coldest Jan (avg low 47°F).

JanFebMarAprMayJunJulAugSepOctNovDec
Avg high °F585961626568686870696259
Avg low °F474747474952535454524947

NOAA 1991–2020 climate normals from the nearest station: SHELTER COVE AVIATION (3.2 mi) · NOAA NCEI

Places in ZIP 95589

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