Blue Earth County is located in the south-central part of Minnesota, USA. It was established in 1853 and is named after the blue clay found in the area. The county seat is Mankato, which is also the largest city in the county. The county covers an area of approximately 626 square miles and features a mix of urban and rural landscapes. It is home to several parks and recreational areas, providing opportunities for outdoor activities. The population of Blue Earth County is diverse, with a mix of residents contributing to its vibrant community.