San Juan County is in Puget Sound Washington. Of the 39 counties in the state, San Juan County ranks 36th in terms of size (397,310 acres). The total value of 1,000 acres of undeveloped land recently listed for sale in Washington's San Juan County was about $3 million. The average price of undeveloped acreage for sale in San Juan County was $713,750. Some suggested uses for undeveloped land currently for sale in San Juan County include for agriculture, agribusiness, orchard/vineyards, residential single, and commercial use. Some common wildlife species to be found on undeveloped land for sale in San Juan County include elk, mule deer, bear, grouse and geese. Current commercial applications for commercial property for sale in San Juan County include for agriculture, agribusiness, orchard/vineyards, residential single and commercial use. Browse all Washington undeveloped land for sale on the Land Network to find your next commercial property or land investment.