Of 105 counties in the Sunflower State, Ottawa County is 58th in terms of its size (721 square miles). Ottawa County is in Tallgrass Prairie Kansas. Recent listings of ranches for sale in Ottawa County, Kansas, totals about 2,000 acres and a combined market value of $5 million. The most common type of land for sale by combined acreage in Ottawa County is hunting land. Browse all Ottawa County ranches for sale on the Land Network to find the ranch that's right for your business or commercial needs, from the sprawling legacy ranch to unbelievable residential ranch for your second home, investment property or retirement nest egg. The most common type of land for sale by combined acreage in Ottawa County is hunting land.