Simonds, Drew, Longden, and Griffith Halls comprise four separate but connected housing units. Each unit is three floors high and feature suite-style living areas. On each floor, a small number of double rooms open into a common living room.
The complex is named after four noted Knox professors. William E. Simonds was a professor of English from 1889 to 1930. William Prentice Drew taught Latin from 1906 to 1930. Herbert E. Griffith was a professor of chemistry from 1897-1920. Aladine C. Longden was a member of the physics faculty from 1901 to 1926.