The following is a complete list of the 50 buildings selected by the AIA-Iowa Chapter as the most significant Iowa buildings of the 20th century. Dates are completion dates.
* Designates building of the decade.
** Designates building of the century (which is also building of its decade.)
1900-1910
1900 • St. Paul 's Episcopal Church • Harlan • Proudfoot & Bird
1903 • Des Moines Public Library • Des Moines • Smith & Gutterson
1905 • Kendall Young Library • Webster City • Patton & Miller
1906 • Polk County Courthouse* • Des Moines • Proudfoot & Bird
1910 ¹ • City National Bank Building /Park Inn Hotel • Mason City • Frank Lloyd Wright
( ¹ When the voting took place, this building was mistakenly thought to have been completed in 1909. It remains in the decade with which it was originally listed.)
1910-1919
1910 • Iowa Historical Memorial & Art Building • Des Moines • Smith & Gutterson and Smith & Gage
1913 • Masonic Temple • Des Moines • Proudfoot, Bird & Rawson
1914 • Joshua G. Melson House • Mason City • Walter Burley Griffin
1915 • Merchants National Bank Building * • Grinnell • Louis H. Sullivan
1918 • Woodbury County Courthouse • Sioux City • William Steele and Purcell & Elmslie
1920-1929
1920 • C.B. Baldwin House • Farson • G. M. Kerns
1922 • Roosevelt High School • Des Moines • Proudfoot, Bird & Rawson
1923 • First National Bank Building • Davenport • Frank A. Childs & William Jones Smith
1923 • Equitable Building • Des Moines • Proudfoot, Bird & Rawson
1928 • Salisbury House* • Des Moines • Boyd & Moore and Rasmussen & Wayland
1930-1939
1930 • Badgerow Building • Sioux City • Knute Westerlind
1932 • Iowa-Des Moines National Bank Building • Des Moines • Proudfoot Rawson Souers & Thomas
1935 • Grandview Park Band Shell • Sioux City • Henry Kamphoefner
1937 • Eagle Point Park Shelters • Dubuque • Alfred Caldwell
1937 • Earl Butler House* • Des Moines • Kraetsch & Kraetsch
1940-1949
1941 • Ventura High School Auditorium and Gymnasium • Ventura • Thorwald Thorson
1943 • Julien Dubuque Bridge • Dubuque • Edward L. Ashton
1944 • Chicago , Burlington and Quincy Station • Burlington • Holabird & Root
1948 • Des Moines Art Center * • Des Moines • Saarinen Swanson & Saarinen Architects and Brooks Borg Architects-Engineers
1949 • Drake University , Fitch Pharmacy Hall • Des Moines • Saarinen, Saarinen, Swanson & Associates
1950-1959
1950 • “Cedar Rock” ( Lowell Walter House)* • Quasqueton • Frank Lloyd Wright
1951 • Jack Lamberson House • Oskaloosa • Frank Lloyd Wright
1955 • Drake University , Charles Medbury Hall and Oreon E. Scott Chapel • Des Moines • Eero Saarinen & Associates
1959 • Central YMCA Building • Des Moines • Wetherell & Harrison
1959 • Crites House No.1 • Cedar Rapids • Crites & McConnell
1960-1969
1962 • Home Federal Savings & Loan Building • Des Moines • Ludwig Mies van der Rohe
1965 • American Republic Insurance Building • Des Moines • Skidmore, Owings & Merrill
1968 • Des Moines Art Center , Pei Addition • Des Moines • I. M. Pei & Partners
1969 • Iowa State University , C.Y. Stephens Auditorium** • Ames • Crites & McConnell and Brooks-Borg & Skiles, Architects-Engineers
1969 • University of Northern Iowa , Maucker Union Building • Cedar Falls • Hunter, Rice & Engelbrecht and Brooks, Borg & Skiles
1970-1979
1971 • Simpson College , A.H. and Theo Blank Performing Arts Center • Indianola • Charles Herbert & Associates
1972 • Iowa Society of Christian Churches Building • Des Moines • Smith, Voorhees & Jensen
1972 • Brenton Bank & Trust Company Building • Urbandale • Charles Herbert & Associates
1975 • Ruan Center , Bankers Trust Building • Des Moines • Kendall Griffith Russell Artiaga
1979 • Civic Center of Greater Des Moines * • Des Moines • Charles Herbert & Associates
1980-1989
1982 • University of Iowa , Carver-Hawkeye Arena • Iowa City • Caudill, Rowlett & Scott Architects and The Durrant Group, Inc.
1985 • Des Moines Art Center , Meier Addition • Des Moines • Richard Meier
1985 • Des Moines Convention Center * • Des Moines • Brooks Borg & Skiles, Architects-Engineers and Lorschky Marquardt & Nesholm
1986 • Iowa State University , Agronomy Hall Expansion and Remodeling • Ames • Bussard/Dikis Associates
1987 • Coppola House • Des Moines • Douglas A. Wells Architect
1990-1999
1991 • 801 Grand Building • Des Moines • Hellmuth, Obata & Kassabaum
1992 • University of Iowa , Iowa Advanced Technologies Laboratory • Iowa City • Frank O. Gehry & Associates and Herbert Lewis Kruse Blunck Archictecture
1992 • Public Library of Des Moines , Forest Ave. Library • Des Moines • Baldwin Clause Architects
1997 • EMC Insurance Building • Des Moines • Brooks Borg Skiles Architecture-Engineering
1998 • Meredith Corporation Headquarters Expansion* • Des Moines • Herbert Lewis Kruse Blunck
