Land for sale in Ottawa County, Kansas, recently totaled approximately $11 million and nearly 4,000 acres. Ottawa County ranks 48th in the Wheat State for the total acreage of land currently advertised for sale. There were five properties listed as sold in Ottawa County through the Land Network Comparable Sales Program. This represented a total value of $1,639,800. Among cities in Ottawa County with farms, ranches, hunting land and other land for sale, Bennington featured the most land for sale. Agriculture and farming drives the Ottawa County economy, with 525 farms recorded in the county during the U.S. Census in 2012. Farming activities in Ottawa County generate annual revenues of $9 million, most of which is from crops. Ottawa County is Kansas's 58th biggest county (721 square miles). It's located in the Tallgrass Prairie Kansas region of the state.