Harris Addition Historic District is a national historic district located at St. Joseph, Missouri. The district encompasses 288 contributing buildings and 1 contributing site in a predominantly residential section of St. Joseph. It developed between about 1866 and 1940, and includes representative examples of Colonial Revival, Tudor Revival, and American Craftsman style architecture. Notable buildings include the William Payne House (1889), W.C. Green Apartment Building (c. 1910), C.B. Powers House (c. 1888), the Parry-Motter House designed by architect Edmond Jacques Eckel (1845–1934), and a number of speculative houses built by George J. Englehart and W.H. Haynes.