Wisconsin State Route 28 east-west across Southwestern and East-Central Sheboygan County. It runs from the Sheboygan/Washington County Line, near Boltonville, to Wisconsin 23/42, at Sheboygan. WI St Rt 28 passes through the following towns in Sheboygan County. Batavia Cascade
EB WI St Rt 28 near Cascade. EB WI St Rt 28 at SCH V. EB WI St Rt 28 west of south WI St Rt 57. EB WI St Rt 28/NB WI St Rt 57 at the Onion River. A BGS on NB I-43. NB WI St Rt 28 near Pennsylvania Ave in Sheboygan. A junction marker on EB WI St Rt 23. The eastern end point of WI St Rt 28. The eastern end marker.