Michigan State Route 89 runs east-west in the extreme Southwestern Barry County. It runs from the Allegan/Barry County Line to the Barry/Kalamazoo County Line, northwest of Richland. MI St Rt 89 does not pass through any towns in Barry County. MI St Rt 89 is multi-plexed in Barry County. Michigan State Route 43, throughout Barry County.
MI St Rt 89 does not intersect any highways in Barry County.
EB MI St Rt 43/89 at the Allegan/Barry County Line.