Minnesota State Route 30 runs briefly in Southeastern Olmsted County. Then again across South-Central and Southwestern Olmsted. MN St Rt 30 passes through the following towns in Olmsted County. Chattfield Stewartville Rochester MN St Rt 30 is multi-plexed in Olmsted County. Minnesota State Route 74, near Chattfield.
U.S. Rt. 63, from Stewartville to Rochester. MN St Rt 30 intersects the following highways in Olmsted County. Minnesota State Route 74, near Chattfield. U.S. Rt. 52, near Chattfield.
U.S. Rt. 63, at Stewartville. Interstate 90, near Rochester. U.S. Rt. 63, at Rochester.
A junction marker on SB MN St Rt. 74. WB MN St Rt 30/SB MN St Rt 74 near Chattfield. NB U.S. Rt. 52/WB MN St Rt 30 in Chattfield.
