University (ND); and University of Sioux Falls (SD). Northern State has been a member of the conference since 1978 and has the second smallest enrollment of the 16 member schools. In the 1990s, all members of the NSIC became members of NCAA Division II, after spending many years with dual membership with the NAIA.
== Campus ==
Northern State's campus occupies 66 acres on the south side of Aberdeen. The oldest buildings on campus were built on the green, and the campus has expanded outward since. The buildings where most classes meet are the H.P. Gerber Building, which houses the offices and classrooms for the School of Education, the Johnson Fine Arts Center, home of the fine arts department and many level classes, and the Mewaldt-Jensen building, which has 16 classrooms, 13 laboratories, and 60 offices that house the mathematics, science, and business departments.
The oldest buildings on Northern's campus are Lincoln, Krikac, and Spafford. Spafford had the first gymnasium. Lincoln was the first residence …