Idaho County Courthouse, Grangeville, Idaho
Idaho County is the largest County in Idaho. It covers 8503 square miles and was established in 1862 by the Washington Territorial Legislature.
Idaho County is located in the North Central Region of Idaho through which the Clearwater River, the Salmon River, and the Snake River all flow. Learn about our history.
The purpose of our website is in providing visitors with helpful information about Idaho County Courthouse, its departments, services, staff as well as general area information and helpful resources.
Thank you for visiting IdahoCounty.org.
Idaho County Commissioners
James Rockwell, Chairman
Jim Chmelik & Skip Brandt