MN 42 highlighted in red | ||||
Route information | ||||
Maintained by MnDOT | ||||
Length | 30.717 mi[1] (49.434 km) | |||
Existed | 1920–present | |||
Major junctions | ||||
South end | ![]() | |||
North end | ![]() | |||
Location | ||||
Country | United States | |||
State | Minnesota | |||
Counties | Olmsted, Wabasha | |||
Highway system | ||||
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Minnesota State Highway 42 (MN 42) is a 30.717-mile-long (49.434 km) highway in southeast Minnesota, which runs from its interchange with Interstate 90 near Eyota and continues north and northeast to its northern terminus at its intersection with U.S. Highway 61 in Kellogg.