Single-family detached home
free-standing residential building
John Uri Lloyd House
John V. G. Posey House
John Valentine House
John W. Ferguson House
John Welsh House
John Wesley Gandy House
John and Ellen Bowman House
Jonathan Sturges House
Jose Castro House
Joseph Beale House
Joseph Bell DeRemer House
Joseph Bohn House
Joseph D. Oliver House
Joseph Davis House
Joseph E. Hall House
Joseph F. Bettendorf House
Joseph F. Glidden House
Joseph Gaston House
Joseph Holt Ingraham House
Joseph K. James House
Joseph Wesley Young House
Josephine Butler Parks Center
Josephine M. Hagerty House
Josiah Cowles House
Josiah Quincy House
Judge Frank Cox House
Judge Henry F. Gregory House
Judge Lee House
Atkinson House
Katherine Mansfield Birthplace
Kaufmann Desert House
Keith House
Kent-Valentine House
Kidd House
King-Nash House
Knowlton Mansion
L. D. Reagin House
L. S. Good House
William Whitehead House
LaCroix-Mosher House
La Farge Land Office
Lafayette B. Mendel House
Lake County Courthouse and Sheriff's Residence
John Daly House
R. K. Davis House
William Dunbar House
Alva Fleharty House
Fred Hottes House
Richard P. Huger House
Orville Jackson House