Of 93 counties in the Cornhusker State, Jefferson County is 51st in terms of its size (575 square miles). Jefferson County is in Southeast Nebraska. Recent Land Network data totals roughly 1,000 acres of riverfront homes and property for sale in Nebraska's Jefferson County, which is valued at a combined $550,000. Browse all waterfront property for sale in Jefferson 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! The most common type of land for sale by combined acreage in Jefferson County is residential property.