Wisconsin Highway 138

State Trunk Highway 138
WIS 138 highlighted in red
Route information
Maintained by WisDOT
Length	13.23 mi (21.29 km)
Major junctions
South end	WIS 59 in Cooksville
Major intersections	US 51 in Stoughton
North end	US 14 in Oregon
Location
Country	United States
State	Wisconsin
Counties	Rock, Dane
Highway system
Wisconsin State Trunk Highway System Interstate US State Scenic Rustic
← WIS 137 → WIS 139

State Trunk Highway 138 (often called Highway 138, STH-138 or WIS 138) is a state highway in the U.S. state of Wisconsin. It runs west–east between Oregon and Stoughton and north–south between Stoughton and Cooksville.