DOWNTOWN OFFICE AVAILABLE FOR SUBLEASE Property Address: 222 W. Superior St. Duluth, MN 55802 Lease Price: $12/SF GROSS – well below market! Description: 5,099 sq. ft. on Superior St. now available for sublease. Master lease runs through September 2022. Located in Duluth’s Central Business District is the former MN National Bank building. Skywalk accessible.