U.S. Federal Route 52 is the main east-west highway across Central Carroll County. It is multi-plexed with IL St Rt 64 the entire length of the county. U.S. Rt. 52 passes through the following towns in Carroll County. Savanna
Mt. Carroll U.S. Rt. 52 is multi-plexed in Carroll County. Illinois State Route 64, from the Illinois/Iowa State Line to the Carroll/Ogle County Line.