Of 77 counties in the state, Dewey County ranks 20th in terms of size (1,008 square miles). Dewey County is in Red Carpet Country Oklahoma. Recent Land Network data includes around 1,000 acres of riverfront land and property for sale in Oklahoma's Dewey County, which is valued at a combined $330,000. Browse all waterfront property for sale in Dewey 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 Dewey County is undeveloped land.