Of 64 counties in the state, Washington Parish ranks 33rd by size (675 square miles). Washington Parish is in Greater New Orleans Louisiana. A recent survey of Land Network data records nearly 1,000 acres of riverfront land for sale in Louisiana's Washington Parish, which is valued at a combined $616,800. Browse all waterfront property for sale in Washington Parish 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! The most common type of land for sale by combined acreage in Washington Parish is undeveloped land.