Of 83 counties in the Great Lakes State, Ontonagon County is third in terms of its size (3,740 square miles). Ontonagon County is in Upper Peninsula Michigan. Recent Land Network data totals approximately 1,000 acres of hunting land for sale in Michigan's Ontonagon County, which is valued at a combined $449,000. Browse all Ontonagon County hunting land for sale on the Land Network to find the hunting parcel 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 build your commercial hunting operation. The most common type of land for sale by combined acreage in Ontonagon County is undeveloped land.