Start My Family Tree Welcome to Geni, home of the world's largest family tree.
Join Geni to explore your genealogy and family history in the World's Largest Family Tree.

Project Tags

Top Surnames

view all


Please add profiles of those who were born, lived or died in Custer County, Idaho.

Official Website

Established in 1881, the county was named for the General Custer Mine, where gold was discovered five years earlier. Custer County relies on ranching, mining, and tourism as its main resources.

Adjacent Counties

Cities, Communities & Towns

  • Bayhorse (Ghost Town)
  • Bonanza (Ghost Town)
  • Challis (County Seat)
  • Clayton
  • Custer (Ghost Town)
  • Ellis
  • Goldburg
  • Lost River
  • Mackay
  • Stanley



Challis Nat'l Forest (part)

Sawtooth Nat'l Forest (part)

Sawtooth Nat'l Rec. Area (part)

Land of the Yankee Fork State Park

Nat'l Reg. of Hist. Places

Custer County Promo

Genealogy Trails

History of Custer County (from the Library of Congress)