County roads in St. Louis County, Minnesota

Standard county road markers
Highway names
Interstates:	Interstate X (I-X)
US Highways:	U.S. Highway X (US X)
State:	Trunk Highway X (MN X or TH X)
County State-Aid Highways:	County State-Aid Highway X (CSAH X)
County Roads:	County Road X (CR X)
System links
County Roads in St. Louis County Inter-County Highways

The following is a list of county routes in Saint Louis County, Minnesota, United States.

County Road 2 begins at the intersection of West Tischer Road with Rice Lake Road (CR 4), heads eastbound through the city of Rice Lake on West Tischer Road, and terminates at the intersection of West Tischer Road with Jean Duluth Road (CR 37). It is 5 miles (8 km) in length. County Road 2 is also known as West Tischer Road.

County Road 3 begins at the intersection of Becks Road and State Highway 23 (MN 23) in the city of Duluth and continues north and west in Midway Township, just past the intersection of Becks Road and Carlton County Road 61 where Becks Road becomes Stenman Road, and terminates at the Saint Louis / Carlton county line. It is 5 miles (8 km) in length.

County Road 3 is also known as Becks Road in the Duluth area and serves as a truck route. The axle weight limit on this route is 10 short tons (9 t).

County Road 4 (sometimes referred to as Highway 4 or County 4), begins at the intersection of Central Entrance (MN 194) and Rice Lake Road in Duluth and continues north to its northern terminus at Biwabik in the Iron Range region of Minnesota. The route is also known as Rice Lake Road in the city of Duluth, the city of Rice Lake, and Gnesen Township; and known as the historic Vermilion Trail from Island Lake to Biwabik. It is also officially designated Governor Rudy Perpich Memorial Drive.