Of 99 counties in the Wrestling State, Kossuth County is first in terms of its size (974 square miles). Kossuth County is in the Western Iowa region. Browse all Kossuth County farms for sale on the Land Network to find the farm, cattle operation, hobby farm or other farm property that's right for your future business or lifestyle needs. By overall acreage, residential property is the most common type of land for sale in Kossuth County.