A total of almost 2,000 acres were listed for sale in Indiana's Porter County recently; the overall value of all Porter County farms, hunting land and other rural land and acreage for sale was nearly $122 million. Porter County ranks fifth out of 92 counties in the Hospitality State for the total number of acres of land currently advertised for sale. Valparaiso featured the most land for sale. Manufacturing and related services are the largest economic sectors in Porter County. Porter County is one of the ten largest counties in Indiana (521 square miles). It's located in the North Indiana region of the state.