East Wabash Historic District is a national historic district located at Wabash, Wabash County, Indiana. It encompasses 204 contributing buildings in a predominantly residential section of Wabash. It developed between about 1850 and 1930, and includes representative examples of Federal, Italianate, Second Empire, Queen Anne, Colonial Revival, and Bungalow / American Craftsman style architecture. Notable buildings include the George and Sophie Lumaree House (c. 1880), Treaty Stone and Lime Company (1887), Grandstaff Hentgen Funeral Service, James D. Conner House (c. 1860), Cowgill House (c. 1880), Kaiser Hotel (c. 1887), C.W. Cowgill House (1850), and St. Matthew's Evangelical and Reformed Church (1862, 1879).