Of 36 counties in the Beaver State, Coos County ranks 20th in terms of size (1,806 square miles). Coos County is in Southern Oregon. A recent survey of Land Network data records 1,000 acres of riverfront land for sale in Oregon's Coos County, which is valued at a combined $10 million. Browse all waterfront property for sale in Coos 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 Coos County is residential property.