Land for sale in Jefferson County recently totaled around $25 million and around 2,000 acres. Jefferson County ranks 20th out of 105 counties in the Sunflower State for the total acreage of land currently advertised for sale. Among cities in Jefferson County with farms, ranches, and rural real estate for sale, Meriden featured the most land for sale. Jefferson County has a large agricultural economy, with 996 farms recorded in the county during the latest U.S. Census. Farming activities in Jefferson County generate annual revenues of $7 million, most of which is from crops. Jefferson County is Kansas's 94th biggest county (556 square miles). It's located in the Wooded Hills Kansas region of the state.