Blaine County on the map of Idaho as of 2025. Cities, roads, borders and directions in Blaine County of Idaho.

Blaine County is located in the central area of Idaho. This exciting county is named after James G. Blaine (1830-1893), United States Secretary of State. The county seat of Blaine County is Hailey. The county's area is about 2645 square miles. Established in 1895, today Blaine County is home to 25 thousand residents. This map shows the borders of Blaine County as well as neighboring counties, including major highways and natural objecsts as of 2025. 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 Blaine County.