WIS 40 highlighted in red | ||||
Route information | ||||
Maintained by WisDOT | ||||
Length | 81.56 mi[1] (131.26 km) | |||
Major junctions | ||||
South end | ![]() ![]() | |||
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North end | ![]() ![]() | |||
Location | ||||
Country | United States | |||
State | Wisconsin | |||
Counties | Dunn, Chippewa, Rusk, Sawyer | |||
Highway system | ||||
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State Trunk Highway 40 (often called Highway 40, STH-40 or WIS 40) is a state highway in the U.S. state of Wisconsin. It runs in north–south in northwest Wisconsin from near Elk Mound to Radisson, passing through Sawyer, Rusk, Chippewa, and Dunn counties. The largest town on its route is Bloomer.[2]