Challis
City in Custer County, Idaho

Challis is a city in Custer County, Idaho, with 902 residents (2020 Census). It sits at 5,253 ft (1,601 m) above sea level. The nearest town is Clayton, 18.7 miles SW.
- 902residents (2020 Census)
- 5,253 ftelevation · 1,601 m
- 2.0 sq miland area · 5.1 km²
- 457 / sq mipopulation density
- 83235ZIP code
About Challis
Challis is the largest city in Custer County, Idaho, United States. It is the county seat and its population was 1,081 at the 2010 census. The 2020 census showed 902 residents, a 16.6% drop. And as of 2023, the population increased to 924.
Text: Wikipedia · CC BY-SA 4.0
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Living in Challis
- Median household income
- $40,750
- Median home value
- $176,400
- Median rent
- $539/mo
- Median age
- 48.4
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Map of Challis
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Open in Google Maps ›Challis, ID population
Challis had 902 residents in the 2020 Census.
| 2020 Census | 902 |
|---|---|
| Density | 457 per sq mi (177 per km²) |
Source: U.S. Census Bureau, Decennial Census.
Challis at a glance
| State | Idaho (ID) |
|---|---|
| County | Custer County |
| Type | City |
| Population | 902 (2020) |
| Land area | 1.97 sq mi (5.1 km²) |
| Water area | 0.03 sq mi (0.07 km²) |
| Elevation | 5,253 ft (1,601 m) |
| Coordinates | 44.5058° N, 114.2283° W |
| ZIP code | 83235 |
| Census code (GEOID) | 1613780 |
Sources: U.S. Census Bureau (Gazetteer, ZCTA), USGS GNIS, Wikidata.
Towns near Challis
Straight-line distance between town centers.
Frequently asked questions about Challis
What county is Challis in?
Challis is in Custer County, Idaho.
What is the population of Challis, ID?
902 people lived in Challis at the 2020 Census.
What is the ZIP code of Challis, ID?
The ZIP code of Challis is 83235.
What is the elevation of Challis?
5,253 feet (1,601 m) above sea level.
What towns are near Challis?
Clayton (18.7 mi), Stanley (40.0 mi), Leadore (44.4 mi), Salmon (49.0 mi).
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