Opened 123 years ago in 1902 as the first UI dormitory for female students,[2][3] Ridenbaugh has been the oldest brick building on campus since the 1970s.

[2][3] Designed by architect Willis Ritchie of Spokane in the Renaissance Revival style,[3] the building has been listed on the National Register of Historic Places since September 14, 1977.

[1] It was named for Mary E. Ridenbaugh (1857–1926) of Boise, then the vice chairman of the university's board of regents.

[2][4][5][6] On Campus Drive just west of Blake Street, the building faces north and overlooks the four tennis courts on the Administration Lawn; the approximate elevation at street level is 2,620 feet (800 m) above sea level.

This article about a property in Idaho on the National Register of Historic Places is a stub.