Asotin is a city in Asotin County, Washington, home to about 1,021 people across 1.1 square miles. Its ZIP code is 99402.
Homes sold for a median of $197 per square foot in the three months ending August 2026, a balanced market.
Each card is that ZIP code’s whole market, including any part outside Asotin. Seller’s market: under 4 months of supply; buyer’s market: over 6. Methodology
We’re writing up Asotin’s story and what everyday life there is like, for people thinking about moving in.
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| Nearest major airport | Spokane International Airport (GEG)106 miles away |
|---|---|
| Closer regional airport | Lewiston Nez Perce County Airport (LWS)17 miles away |
| Nearest city of 250,000+ | Seattle, WA273 miles away |
Straight-line distances from the center of Asotin; driving is longer.
Source: Airports from OurAirports (scheduled passenger service); city centers and populations from the U.S. Census Bureau.
Source: Members of Congress from the congress-legislators project; districts from the Census Bureau’s relationship files; governor and mayor from Wikidata.
Asotin had 1,204 residents in the 2020 census, up 10% since 2000.
It’s the 394th largest of 628 towns in Washington by population.
Asotin County grew from 3,366 residents in 1900 to 22,285 in 2020.
Asotin County, 1900–2020
Source: U.S. Census Bureau decennial censuses (counties 1900–1990 from the Bureau’s historical county file).
Average highs peak around 91°F in summer, and winter lows average 30°F. About 12.8 inches of rain and melted snow fall in a typical year, with about 13 inches of snow.
Source: NOAA 1991–2020 climate normals, Lewiston Nez Perce Co Ap, ID weather station (17 miles away).
5,374 jobs at 440 businesses in Asotin County. The biggest industries by employees:
Source: U.S. Census Bureau County Business Patterns 2023 (private employers; jobs counted where people work).
1 doctors and other health care providers list an office in Asotin.
Nearest hospitals
Providers with an office here
| Mental health providers | 1 |
|---|
Source: Hospitals from CMS Hospital General Information (ratings are CMS overall star ratings); straight-line distances; providers from the CMS National Plan and Provider Enumeration System (NPPES), by practice address and primary specialty.
Public schools here are run by Asotin-Anatone School District. Check each district’s attendance zones for a specific address.
| School | Grades | Students | Type | Distance |
|---|---|---|---|---|
| Asotin ElementaryAsotin | Pre-K–5 | 311 | Public | 14.4 mi |
| Asotin Jr Sr HighAsotin | 6–12 | 346 | Public | 14.4 mi |
Source: U.S. Department of Education, NCES: Common Core of Data (2024-2025) for public schools. Listed by address; we don’t rate schools.
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Town boundaries don’t always match ZIP codes: a ZIP code can cross into neighboring towns, and a town can share a ZIP code with its neighbors. Facts describe the town itself; market figures describe whole ZIP codes.