Monroe County is in Southeast Ohio. Of the 88 counties in the Buckeye State, Monroe County is 45th in terms of its size (457 square miles). The most common type of land for sale by combined acreage in Monroe County is residential property. Browse all waterfront property for sale in Monroe 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!