Of 115 counties in the Ozark State, Oregon County ranks 14th by size (791 square miles). Oregon County is in Southeast Missouri. There is 1,000 acres of riverfront property for sale in Missouri's Oregon County based on recent Land Network data. The combined market value of ranches, farms, hunting land and other rural land and acreage for sale here is $7 million. Browse all waterfront property for sale in Oregon 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 Oregon County is house.