Effingham County is in Central Illinois. Of the 102 counties in the Land of Lincoln, Effingham County ranks 59th in terms of size (307,189 acres). The most common type of land for sale by combined acreage in Effingham County is house. Browse all waterfront property for sale in Effingham 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!