Michigan State Route 28 is the main east-west highway across Alger County. It runs from the Schoolcraft/Alger county line, near Shingleton, to the Marquette/Alger County Line, near Deerton. MI St Rt 28 passes through the following towns in Alger County. Au Train Christmas
Munising
Wetmore
Shingleton
MI St Rt 28 is multi-plexed in Alger County. Michigan State Route 94, from near Munising to Wetmore.
MI St Rt 28 intersects the following highways in Alger County. Michigan State Route 94, near Munising.