A new study reveals just how much rough roads cost drivers across the country, and the numbers for Minnesota might surprise you. According to the Minnesota Legislature website, there are about 135,000 miles of roads and highways that traverse the Gopher State. Minnesota Roads Rank Among America's Best AgainBut our roads in Minnesota are in much better shape than those in many other states. Here's How Much Rough Roads Cost Minnesota DriversBut another new survey backs up the claim that our roads and highways are in pretty good shape here in the North Star State, especially compared to other states. This survey by American Trucks ranks Minnesota 40th out of all 50 states on the list of States Where Rough Roads Hit Your Wallet the Hardest.