Le Sueur lies along the Minnesota River and U.S. Highway 169 between the Twin Cities and Mankato. Le Sueur was named in honor of the French explorer Pierre-Charles Le Sueur. Country: United States State: Minnesota Counties: Le Sueur, Sibley Government Type: Mayor - Council Mayor: Robert Broeder Area: Total 5.62 sq. miles; Land 5.37 sq. miles; Water .25 sq. miles Elevation 774 ft. Population (2010): 4,058 People; 1,640 Households; 1,058 Families Time Zone: CST Zip Code: 56058 Area Code: 507 Coordinates: 44°27′57″N 93°54′32″W