Of 55 counties in the state, 1,024-square-mile Greenbrier County ranks second by size. Greenbrier County is in the Southeast West Virginia region. The most common type of land for sale by combined acreage in Greenbrier County is house. Browse all waterfront property for sale in Greenbrier 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!