Wisconsin State Route 59 runs east-west across Northern Rock County. This runs from near Whitewater to near Albany. WI St Rt 59 passes through the following towns in Rock County. Milton Newville Edgerton Cooksville Union Evansville WI St Rt 59 is multi-plexed in Rock County. U.S. Rt. 14, from Union to Evansville. Wisconsin State Route 213, near Evansville.