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Zip Code 99402 — Asotin, WA

99402 is a ZIP Code associated with Asotin, WA, located within Asotin. The postal region supports an estimated population of 1,557 residents across Data Pending housing units, with a population density of 1.8 people per square mile.
WorldPlaceData database updated: October 2026

📍 View location on OpenStreetMap (46.186800, -117.149220)

Data MetricLocal Statistic
Postal / Zip Code99402
Primary CityAsotin
State / ProvinceWA
CountyAsotin
Total Population1,557
Median Household IncomeData Pending
Total Housing UnitsData Pending
Population Density1.8 people/sq mi
TimezoneAmerica/Los_Angeles

How 99402 Compares

MetricZIP 99402Asotin CountyWA State Average
Population1,55722,4807,816,021
Median IncomeData PendingN/AN/A
Population Density1.8 /sq mi----

Nearby ZIP Codes

ZIP CodeCityDistancePopulationMedian Income
Zip 99401Anatone8.9 mi163N/A
Zip 99403Clarkston14.4 mi20,760N/A
Zip 99179Uniontown21.2 mi645N/A
Zip 99347Pomeroy26.0 mi2,512N/A
Zip 99113Colton27.7 mi560N/A

Data Sources & Methodology: Geographic coordinates and ZIP Code assignments are derived from underlying geographic and postal datasets. Note that ZIP Codes are USPS postal delivery areas, while Census ZCTAs are statistical approximation areas. Read full methodology →