Clayton is a city in Custer County, Idaho across 0.1 square miles. It has no ZIP code of its own: it’s part of 83227.
Homes sold for a median of $347 per square foot in the three months ending August 2026.
Part is in Clayton
Each card is that ZIP code’s whole market, including any part outside Clayton. Seller’s market: under 4 months of supply; buyer’s market: over 6. Methodology
We’re writing up Clayton’s story and what everyday life there is like, for people thinking about moving in.
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| Nearest major airport | Boise Air Terminal/Gowen Field (BOI)103 miles away |
|---|---|
| Closer regional airport | Friedman Memorial Airport (SUN)53 miles away |
| Nearest city of 250,000+ | Portland, OR412 miles away |
| Nearest city of 1 million+ | Los Angeles, CA740 miles away |
Straight-line distances from the center of Clayton; 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.
Clayton had 10 residents in the 2020 census, down 63% since 2000.
Custer County grew from 2,049 residents in 1900 to 4,275 in 2020.
Custer County, 1900–2020
Source: U.S. Census Bureau decennial censuses (counties 1900–1990 from the Bureau’s historical county file).
Average highs peak around 87°F in summer, and winter lows average 11°F. About 7 inches of rain and melted snow fall in a typical year.
Source: NOAA 1991–2020 climate normals, Challis Ap, ID weather station (20 miles away).
862 jobs at 192 businesses in Custer County. The biggest industries by employees:
Source: U.S. Census Bureau County Business Patterns 2023 (private employers; jobs counted where people work).
Nearest hospitals
Source: Hospitals from CMS Hospital General Information (ratings are CMS overall star ratings); straight-line distances.
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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.