There was a total of nearly $9 million of farms and rural land for sale in Ohio County recently on Land.com. The total of all Ohio County farms, hunting land and other rural land and acreage for sale was 1,000 acres. Ohio County ranks 90th in Indiana for the combined amount of land currently advertised for sale. Of all farms and rural real estate for sale in Ohio County, Rising Sun featured the most land for sale. Ohio County is Indiana's 92nd biggest county (87 square miles). It's located in the South Central Indiana region of Indiana.