Iowa State Route 70 runs north-south through western Muscatine County. This is the longest county that IA St Rt 70 runs through. IA St Rt 70 passes through the following towns in Muscatine County. West Liberty Michols Cranston IA St Rt 70 is multi-plexed in Muscatine County. Iowa State Route 22, near Nichols.
IA St Rt 70 intersects the following highways in Muscatine County. U.S. Rt. 6, at West Liberty. Iowa State Route 22, near Nichols.
