Allen County is in Wooded Hills Kansas. Of the 105 counties in the Sunflower State, Allen County is 97th in terms of its size (323,408 acres). The most common type of land for sale by combined acreage in Allen County is house. Browse all waterfront property for sale in Allen County on the Land Network to find the marina, lakefront and other recreational property that meets your needs, from waterside land perfect as a retirement investment to existing residential waterfront land and property for hunting, fishing and other outdoor-recreation pursuits!