Single-family detached home
free-standing residential building
Bubble Houses
Buckler–Henry House
Buildings at 10, 12, 14, and 16 East Chase Street
Burke–Clark House
Burns Realty Company–Karl Bickel House
Burrough-Daniel House
Bush House
Bush House
C.W. Dickey House
C. B. Bird House
C. F. Dunbar House
C. H. Burroughs House
C. Lewis Harrison House
C. R. Joy House
Cady-Lee
Cal Pal
Campbell-Chrisp House
Canary-Hartnett House
Candace Allen House
Canfield-Wright House
Captain Robert Bennet Forbes House
Captain Stone House
Carey House, Denison, Iowa
Carl E. Nelson House
G. Carl Adams House
Carl Herget Mansion
Carlton D. Wall House
Caroline Lockhart Ranch
Carroll Alsop House
Casa De Josefina
Casa De Muchas Flores
Casa Del Mar
Casa Klumb
Casa de Rosas
Castle Street Row
Cecil I. and Mildred H. Dimick House
Cecil and Hermione Alexander House
Cedar County Sheriff's House and Jail
Cedric G. and Patricia Neils Boulter House
Chamberlain-Pennell House
Charles A. Miller House
Charles Allis House
Charles B. Anderson House
Charles B. Russell House
Charles Bower House
Charles Crook House
Charles D. McLaughlin House
Charles Deering Estate
Charles Evans Hughes House
Charles F. Adams House