Orthwein Mansion

The Orthwein Mansion is a historic mansion in St. Louis, Missouri, US.

Orthwein Mansion
Orthwein Mansion.jpg
Orthwein Mansion
Orthwein Mansion is located in St. Louis
Orthwein Mansion
Orthwein Mansion is located in Missouri
Orthwein Mansion
Orthwein Mansion is located in the United States
Orthwein Mansion
Location15 Portland Place, St. Louis, Missouri, US
Coordinates38°38′51″N 90°16′01.4″W / 38.64750°N 90.267056°W / 38.64750; -90.267056Coordinates: 38°38′51″N 90°16′01.4″W / 38.64750°N 90.267056°W / 38.64750; -90.267056
Builtca. 1900
ArchitectFrederick Widmann
Robert W. Walsh
Caspar D. Boisselier
Architectural styleColonial Revival architecture
Part ofPortland and Westmoreland Places (ID74002276[1])
Designated CPFebruary 12, 1974


It is located near the northeastern corner of Forest Park, at 15 Portland Place.


The mansion was built c. 1900,[1] for William D. Orthwein, a German immigrant.[2] It was designed in the Neoclassical architectural style,[1] by Frederick Widmann, FAIA (1859-1925), Robert W. Walsh, FAIA (1860-c.1929) and Caspar D. Boisselier.[2]

William D. Orthwein, his wife Emily and family lived there for 27 years.[3]

William D. Orthwein's son William R. Orthwein was living there when he competed at the 1904 Summer Olympics, held in St Louis, in the freestyle and backstroke swimming and water polo, winning bronze medals in the 4x50-yard freestyle relay and water polo.[4]

Architectural significanceEdit

It has been listed on the National Register of Historic Places in St. Louis, Missouri since February 12, 1974.[5]


  1. ^ a b c Stephen J. Raiche (April 20, 1973). "National Register of Historic Places Inventory - Nomination Form: Portland and Westmoreland Places" (PDF). Missouri Department of Natural Resources State Historic Preservation Office. Retrieved October 5, 2015. Includes a map of the district.
  2. ^ a b "Orthwein Mansion - Portland and Westmoreland Places - St. Louis, Missouri". Way Marking. Retrieved 25 August 2015.
  3. ^ Julius K. Hunter; Robert C. Pettus; Leonard Lujan (1988). Westmoreland and Portland Places: The History and Architecture of America's Premier Private Streets, 1888-1988. University of Missouri Press. pp. 53–. ISBN 978-0-8262-0677-0. Retrieved 6 October 2015.
  4. ^ Mannino, Fran. "Tour Central West End's Portland Place". West End World. Retrieved 6 October 2015.
  5. ^ "Portland and Westmoreland Places". National Park Service. Retrieved 25 August 2015.