The University Archives is the official repository of the records of Minnesota State University, Mankato. The Archives contains records from the creation of the Mankato State Normal School in 1868 to the present.

The Southern Minnesota Historical Center (SMHC) is a Minnesota regional research repository containing manuscript collections from twelve counties in South Central Minnesota. The counties specifically included in this region are: Blue Earth, Brown, Faribault, Freeborn, Le Sueur, Martin, Nicollet, Rice, Sibley, Steele, Waseca, and Watonwan.