Of 36 counties in the Beaver State, Yamhill County is 32nd in terms of its size (718 square miles). Yamhill County is in Northwest Oregon. The total value of around 1,000 acres of riverfront property recently listed for sale in Oregon's Yamhill County was about $2 million. Browse all waterfront property for sale in Yamhill 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 Yamhill County is residential property.