Land for sale in Indiana's Fulton County recently totaled around $5 million and 1,000 acres. Fulton County ranks 86th in the Crossroads of America for the total number of acres of land currently advertised for sale. Of all land and rural real estate for sale in Fulton County, Rochester had the most land for sale. Manufacturing and related services are the largest economic sectors in Fulton County. Fulton County is Indiana's 65th largest county (371 square miles). It's located in the North Indiana region of Indiana.