Soudan is an unincorporated community and census-designated place (CDP) in Breitung Township, Saint Louis County, Minnesota, United States.

It is the home of McKinley Park, a park and campground operated by Breitung Township,[4] named in honor of former President of the United States, William McKinley, who was in office from 1897 to 1901.

The Soudan Underground Mine State Park is located nearby.

The park contains the University of Minnesota's Soudan Underground Laboratory which houses detectors, including MINOS, over 700 meters below the surface of the Earth.

[10] In 1903, the town was described as being located on the property of the mining company and no stores or saloons were allowed.