Clackamas County is part of the Chehalem Mountains AVA wine region, which sits on a series of sedimentary ridges that provide diverse soils and growing conditions at slightly higher altitudes than other Willamette Valley vineyards. Some 150 vineyards are located throughout the hilly countryside, comprising three counties—Yamhill, Washington and Clackamas—which frame the southwestern suburbs of the Portland metropolitan area. The combined value of land and rural real estate for sale in Clackamas County, Oregon, recently on Land.com was almost $464 million. This represents approximately 5,000 acres of farms, ranches, and rural real estate for sale in Clackamas County. Clackamas County ranks sixth out of 36 counties in the Union State for the total acreage of land currently advertised for sale. Of all locations in Clackamas County with farms, ranches, and rural real estate for sale, Oregon City featured the most land for sale. Clackamas County is the 19th biggest county (1,882 square miles) in Oregon. It's located in the Portland Metro Oregon region of the state.