Minnesota State Highway 91

Trunk Highway 91 marker
Trunk Highway 91
Map
MN 91 highlighted in red
Route information
Maintained by MnDOT
Length61.456 mi (98.904 km)
Existed1933–present
Major junctions
South end CR L14 at the Iowa state line near Ellsworth
Major intersections
North end MN 23 at Russell
Location
CountryUnited States
StateMinnesota
CountiesNobles, Murray, Lyon
Highway system
  • Minnesota Trunk Highway System
I-90 MN 92

Minnesota State Highway 91 (MN 91) is a 61.456-mile-long (98.904 km) highway in southwest Minnesota. It runs from Lyon County Road L14 at the Iowa state line near Ellsworth northward to State Highway 23 at Russell.