ZIP code · Granite Falls · Washington · United States

ZIP code 98252 — Granite Falls

ZIP code 98252 serves Granite Falls, Washington.

Postal code
98252
Single source Value from one source, not cross-checked.
City
Granite Falls
County
Snohomish FIPS 53061
State
Washington
Country
United States
Coordinates
48.0790, -121.9428 — precision precise (locality)
View on OpenStreetMap
Population
10,487 (ZCTA, ACS 5-year)
Population density
44 / sq mi
Land area
238.7 sq mi (618.2 km²) (ZCTA, ACS 5-year)
Median household income
$95,235
Per-capita income
$43,335
Median age
37.5
Households
4,006
Housing units
4,441
Median home value
$492,500
Median gross rent
$1,412 / month
Congressional district
WA-8 (119th Congress)
USDA hardiness zone
8a (10 to 15 °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 codes
360, 564 (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 Aug (avg high 78°F), coldest Dec (avg low 28°F).

JanFebMarAprMayJunJulAugSepOctNovDec
Avg high °F475154606771777872615246
Avg low °F292832354145484742373128
Precip in5.94.45.04.33.42.71.11.32.54.97.26.2

NOAA 1991–2020 climate normals from the nearest station: ARLINGTON (12.0 mi) · NOAA NCEI

Places in ZIP 98252

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