Blue Earth County on the map of Minnesota as of 2025. Cities, roads, borders and directions in Blue Earth County of Minnesota.

Blue Earth County is located in the southern lands of Minnesota. This special county is named after Blue Earth River, a river that flows through Minnesota. The county seat of Blue Earth County is Mankato. The county's area is about 752 square miles. Established in 1853, today Blue Earth County is home to 69 thousand residents. This map shows the borders of Blue Earth 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 Blue Earth County.