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About Challis, Idaho

Challis is a city in Custer County, Idaho, United States. The population was 1,081 at the 2010 census. The city is the county seat of Custer County.

News from Challis

Challis Facts

  • Population Total: 1081
  • Square Miles: 1.8
  • Area Code: 208
  • Elevation: 5253
  • Postal Codes: 83226
  • Timezone: Mountain