Idaho County on the map of Idaho 2024. Cities, roads, borders and directions in Idaho County of Idaho.

Idaho County is located in the central area of Idaho. This exciting county is named after Columbia River steamship Idaho launched in 1860. Name predates both Idaho Territory and the State of Idaho. The county seat of Idaho County is Grangeville. The county's area is about 8485 square miles. Established in 1864, today Idaho County is home to 17 thousand residents. This map shows the borders of Idaho County as well as neighboring counties, including major highways and natural objecsts as of 2024. Zoom in or out of the map using the plus/minus panel. Move the center of this map by dragging it. Also check out the satellite map of Idaho County.