Allen County is in Wooded Hills Kansas. Of the 105 counties in the state, 323,408-acre Allen County ranks 97th by size. A recent survey of Land Network data records nearly 1,000 acres of residential land and property for sale in Kansas's Allen County, which is valued at a combined $5 million. The average price of residential land for sale in Allen County was $235,454. Browse all residential land and rural property for sale in Kansas to find residential land and properties that suit your lifestyle needs, from existing residential homes and estates to land ready for future residential-property development.