Bay County is in East Central Michigan. Of the 83 counties in the state, Bay County is 51st in terms of its size (630 square miles). The most common type of land for sale by combined acreage in Bay County is house. Browse all waterfront property for sale in Bay 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!