There was a total of almost $146 million of land for sale in Leavenworth County, Kansas, recently on Land.com. The total acreage of all Leavenworth County farms, ranches, and rural real estate for sale was approximately 6,000 acres. Leavenworth County ranks fourth out of 105 counties in the state for the total number of acres of land currently advertised for sale. Of all farms, ranches, and rural real estate for sale in Leavenworth County, Leavenworth featured the most land for sale. Government and state-level services are the main economic drivers in Leavenworth County. Leavenworth County is the 101st biggest county (468 square miles) in Kansas. It's located in the Wooded Hills Kansas region of Kansas.