There was a total of around $5 million of land and rural real estate for sale in Iowa's Winnebago County recently on Land.com. The total acreage of all Winnebago County farms, ranches, hunting land and other land for sale was approximately 1,000 acres. Winnebago County ranks 91st in Iowa for the combined amount of land currently advertised for sale. Of all locations in Winnebago County with farms, ranches, and rural real estate for sale, Thompson had the most land for sale. Winnebago County is Iowa's 98th largest county (401 square miles). It's located in the Central Iowa region of Iowa.