Of 56 counties in Big Sky Country, Valley County is fourth in terms of its size (5,061 square miles). Valley County is in Missouri River Country Montana. There is approximately 36,000 acres of hunting land for sale in Valley County, Montana, based on recent Land Network data. The combined market value of land for sale here is approximately $10 million. Browse all Valley County hunting land for sale on the Land Network to find the hunting acreage that suits your hunting and outdoor-recreation interests, whether you're an individual looking to invest in hunting land for future use or commercial operation looking for land on which to grow your commercial hunting operation. The most common type of land for sale by combined acreage in Valley County is house.