Of 83 counties in the Great Lakes State, Ontonagon County ranks third by size (3,740 square miles). Ontonagon County is in Upper Peninsula Michigan. There is approximately 1,000 acres of hunting land for sale in Ontonagon County, Michigan, based on recent Land Network data. The combined market value of farmsand rural real estate for sale here is roughly $500,000. Browse all Ontonagon 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 build your hunting business. The most common type of land for sale by combined acreage in Ontonagon County is undeveloped land.