Land for sale in Ellsworth County, Kansas, recently totaled approximately $6 million and nearly 1,000 acres. Ellsworth County ranks 58th in the state for the total acreage of land currently advertised for sale. Of all farms, ranches, and rural real estate for sale in Ellsworth County, Ellsworth had the most land for sale. Ellsworth County is Kansas's 56th biggest county (723 square miles). It's located in the Tallgrass Prairie Kansas region of the state.