Contains records of the Mormon Battalion Association, located in Utah and California, relating to its mission to memorialize the Battalion and its members. Includes reports, maps, minutes, biographies of original members, artifacts, and other material related to the history of the Battalion and the association. Materials dated from 1846 to 2012.

Materials include reports, minutes, biographies, correspondence, histories, newsletters, and other materials from the Mormon Battalion Association and its earlier women's auxiliary organization, both of which were headquartered in Lehi, Utah. The materials document the activities and governance of these organizations, as well as the history of the original Mormon Battalion of 1846-1847. Materials date from between 1846 and 2012.