King County, WA Undeveloped Land for Sale

Washington's King County has nearly 1,000 acres of undeveloped land for sale based on all listings recorded for sale on Land And Farm. The combined market value of this land and property for sale is $37 million. The average size of undeveloped land for sale in King County was four acres. Of the 39 counties in Washington, King County is 11th in terms of its size. King County is in the Puget Sound Washington region. To find more land for sale in Washington, sign up for our Washington land-for-sale email alerts to be notified when new listings matching your search criteria come onto the market in King County. You can also search Land And Farm to find Washington real estate agents who specialize in selling land, rural acreage and other recreational property in regions throughout Washington, including farms and ranches for sale in King County.