Wisconsin Highway 128

State Trunk Highway 128
Route information
Maintained by WisDOT
Length	27.04 mi (43.52 km)
Major junctions
South end	WIS 72 in Elmwood
Major intersections	I-94 in Wilson US 12 in Wilson
North end	WIS 64 in Forest
Location
Country	United States
State	Wisconsin
Counties	Pierce, St. Croix
Highway system
Wisconsin State Trunk Highway System Interstate US State Scenic Rustic
← WIS 127 → WIS 129

State Trunk Highway 128 (often called Highway 128, STH 128 or WIS 128) is a state highway in the U.S. state of Wisconsin. It runs in north–south in northwest Wisconsin from near Elmwood to Forest.

Route description

The highway begins at an intersection with WIS 72 and runs north from it, following the Eau Galle River until its intersection with County Trunk Highway (CTH) B, from which it continues north. It passes through intersections with WIS 29 and CTH-N and an interchange with I-94 before intersecting with US 12 near Hersey and Wilson. It then continues north before curving eastward to meet WIS 170 in Glenwood City. From there it runs north until it terminates at WIS 64.

Major intersections

County	Location	mi	km	Destinations	Notes
Pierce	Elmwood–Spring Lake line	0.0	0.0	WIS 72 – Ellsworth, Downsville
St. Croix	Cady	7.2	11.6	WIS 29 – Spring Valley, Menomonie
		11.5	18.5	I-94 – Hudson, Menomonie	Interchange
	Springfield	13.0	20.9	US 12 – Woodville, Wilson
	Glenwood City	20.9	33.6	WIS 170 east – Downing, Boyceville
	Forest	27.1	43.6	WIS 64 / CTH-P north – New Richmond, Connorsville
1.000 mi = 1.609 km; 1.000 km = 0.621 mi       Concurrency terminus