ZIP code · Ridgefield · Washington · United States

ZIP code 98642 — Ridgefield

ZIP code 98642 serves Ridgefield, Washington.

Postal code
98642
Single source Value from one source, not cross-checked.
City
Ridgefield
County
Clark FIPS 53011
State
Washington
Country
United States
Coordinates
45.7846, -122.6934 — precision precise (locality)
View on OpenStreetMap
Population
26,379 (ZCTA, ACS 5-year)
Population density
464 / sq mi
Land area
56.8 sq mi (147.2 km²) (ZCTA, ACS 5-year)
Median household income
$119,316
Per-capita income
$55,724
Median age
39.9
Households
9,234
Housing units
9,736
Median home value
$622,800
Median gross rent
$1,938 / month
Congressional district
WA-3 (119th Congress)
USDA hardiness zone
8b (15 to 20 °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
360
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 Aug (avg high 79°F), coldest Feb (avg low 32°F).

JanFebMarAprMayJunJulAugSepOctNovDec
Avg high °F454954596671787974625145
Avg low °F323235384449535247413632
Precip in6.04.14.43.62.81.80.50.61.63.66.36.8

NOAA 1991–2020 climate normals from the nearest station: VANCOUVER 4 NNE (7.6 mi) · NOAA NCEI

Places in ZIP 98642

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