There was a combined $10 million of farms and ranches for sale in Allen County recently on Land.com. The total acreage of all Allen County ranches, farms, hunting land and other rural land and acreage for sale was around 2,000 acres. Allen County ranks 33rd out of 105 counties in Kansas for the total number of acres of land currently advertised for sale. Of all farms, ranches, and rural real estate for sale in Allen County, Iola had the most land for sale. From an economic perspective, manufacturing and related services are the main sectors in Allen County. Allen County is the 97th biggest county (505 square miles) in Kansas. It's located in the Wooded Hills Kansas region of the state.