Ottawa County is in Tallgrass Prairie Kansas. Of the 105 counties in the Sunflower State, Ottawa County ranks 58th in terms of size (721 square miles). Ottawa County, Kansas, includes roughly 1,000 acres of farms for sale based on recent Land Network data. The combined market value of land and rural real estate for sale here was about $4 million. The average price of farms for sale in Ottawa County was $407,558. The county has a rural, farm-based economy. Farms for sale in Ottawa County hold livestock including cattle, horses, goats, sheep and pig. Browse all Kansas 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 commercial or lifestyle needs.