Buying a home in Ottawa County, Kansas doesn't have to be difficult - Homes.com makes home buying a breeze. With 31 homes for sale in Ottawa County, Kansas, you can search by price, bedrooms, neighborhood, and even by property type. Search Ottawa County homes for sale, foreclosures, MLS listings, and more. Make an informed decision with Ottawa County school data, neighborhood information, find Ottawa County real estate agents, and research home values in Ottawa County, KS. Homes.com has everything you need but the house keys.