Minnesota State Highway 23

Trunk Highway 23 marker
Trunk Highway 23
Map
MN 23 highlighted in red
Route information
Maintained by MnDOT
Length343.723 mi[1] (553.169 km)
Existed1920–present
Major junctions
West end I-90 near Beaver Creek
Major intersections
East end I-35 / US 2 at Duluth
Location
CountryUnited States
StateMinnesota
CountiesRock, Pipestone, Lincoln, Lyon, Yellow Medicine, Chippewa, Renville, Kandiyohi, Stearns, Benton, Mille Lacs, Kanabec, Pine, Carlton, Douglas (WI), St. Louis
Highway system
  • Minnesota Trunk Highway System
MN 22 MN 24

Minnesota State Highway 23 (MN 23) is a state highway that stretches from southwestern to northeastern Minnesota. At 343.723 miles (553.169 km) in length, it is the second longest state route in Minnesota, after MN 1.

This route, signed east–west, runs roughly diagonally across Minnesota from southwest to northeast. It indirectly connects Duluth to Sioux Falls, South Dakota, and passes through the cities of St. Cloud, Willmar, and Marshall.

MN 23 runs north from its interchange with Interstate 90 (I-90), 1.05 miles (1.69 km) east of the South Dakota line and 13 miles (21 km) east of Sioux Falls and then continues north and east across Minnesota to its terminus at its interchange with I-35 in Duluth.

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