U.S. Federal Route 31 is a north-south highway in Van Buren County. It runs completly along the Interstate 196 expressway. U.S. Rt. 31 passes through the following town in Van Buren County. South Haven
U.S. Rt. 31 is multi-plexed in Van Buren County. Interstate 196, through the entire county.
NB I-196/U.S. Rt. 31 near Covert. NB I-196/U.S. Rt. 31 in West-Central Van Buren County. A junction marker on NB MI St Rt 140. A BGS on NB BUSN Loop I-196/MI St Rt 140.