ZIP code · Creston · Washington · United States

ZIP code 99117 — Creston

ZIP code 99117 serves Creston, Washington.

Postal code
99117
Single source Value from one source, not cross-checked.
City
Creston
County
Lincoln FIPS 53043
State
Washington
Country
United States
Coordinates
47.7977, -118.5307 — precision precise (locality)
View on OpenStreetMap
Population
578 (ZCTA, ACS 5-year)
Population density
4 / sq mi
Land area
162.7 sq mi (421.4 km²) (ZCTA, ACS 5-year)
Median household income
$76,667
Per-capita income
$43,334
Median age
48.3
Households
250
Housing units
288
Median home value
$253,500
Median gross rent
$543 / month
Congressional district
WA-5 (119th Congress)
USDA hardiness zone
6b (-5 to 0 °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
509
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 85°F), coldest Jan (avg low 20°F).

JanFebMarAprMayJunJulAugSepOctNovDec
Avg high °F323848586875858475594232
Avg low °F202127313944504942322620
Precip in1.60.91.30.91.20.90.70.30.51.01.61.7

NOAA 1991–2020 climate normals from the nearest station: WILBUR (9.2 mi) · NOAA NCEI

Places in ZIP 99117

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