Minnesota State Route 4 is a north-south highway in Western Martin County. This connects Dunnell and Trimont to Interstate 90. MN St Rt 4 passes through the following towns in Martin County. Dunnell Sherburn Trimont MN St Rt 4 is not multi-plexed in Martin County. MN St Rt 4 intersects the following highway in Martin County. Interstate 90, near Dunnell.
