The Madrigal Singers Collection contains information on concerts, history, scrapbooks, clippings, news releases, workshops, conventions, and choir tours. The collection is arranged alphabetically and divided into five series. Records date from 1899 to 1992.

The five series that are included in the collection are: Performances; Photographs; Program Administration; Publicity and Outreach; and Tours. The Performances series includes four sub series of Church Performances, Community Performances, Madrigal Concert Programs and University Performances. The Program Administration series includes two sub series of Correspondence and Scrapbooks. The Publicity and Outreach series includes one sub series of Clippings.