Ada County

Background

Established December 22, 1864 with its county seat at Boise. Named for Ada Riggs, the first white child born in the area and the daughter of H. C. Riggs, one of the founders of Boise and a member of the Idaho Territorial Legislature. Boise became the capital of Idaho in 1865.

Ada County Web Site

County Seat: Boise

Online Services

County Clerk

200 West Front Street
Boise, ID 83702
Phone: (208) 287-6840
Fax: (208) 287-6849

Ada county is in the southwest of Idaho

Location

Land Area: 1,060 square miles.

Surrounding Counties

Ada county and surrounding counties

County Services

  • Marriage License
  • Driver's License Renewal
  • Vehicle Registration
  • Property Tax Payment
  • Land Records
  • Elections
  • Passports

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