Boundary County is in Northern Idaho. Of the 44 counties in the Gem State, Boundary County is 24th in terms of its size (817,955 acres). Recent listings of timberland for sale in Boundary County, Idaho, totals roughly 1,000 acres and a combined market value of approximately $4 million. The most common type of land for sale by combined acreage in Boundary County is house. The average price of planted forestland for sale in Boundary County was $752,120. Browse all Idaho forest and timberland for sale on the Land Network to find the right timberland acreage for your commercial or individual investment needs.