Julius Zittel (October 2, 1869 - May 7, 1939) was an architect in Washington State.^[1][2] He was a draftsman at Herman Preusse firm and then became a partner at their firm. He became Washington's state architect.^[3]

Selected works include:

• Washington School for the Blind (1911), 2214 E. 13th St., Vancouver, WA (Zittel, Julius), NRHP-listed^[4]
• Carnegie Library (1914)
• Benewah County Courthouse, College Ave. and Seventh St., St. Maries, ID (Zittel,Julius), NRHP-listed^[4]
• Bump Block--Bellevue House--Hawthorne Hotel, S 206 Post St., Spokane, WA (Preusse & Zittel), NRHP-listed^[4]
• Dawson Brothers Plant, 517-519 N. Halsted St., Chicago, IL (Zittel,Julius), NRHP-listed^[4]
• Edwin H. Hanford House, N of WA 217, Oakesdale, WA (Pruesse & Zittel), NRHP-listed^[4]
• Holy Names Academy Building, 1216 N. Superior St., Spokane, WA (Preusse & Zittel), NRHP-listed^[4]
• Mount Saint Michael, 8500 N. Saint Michael Rd., Spokane, WA (Zittel, Julius), NRHP-listed^[4]
• Ritzville Carnegie Library, 302 W. Main St., Ritzville, WA (Preusse & Zittel), NRHP-listed^[4]
• Spokane City Hall Building, N. 221 Wall St. and W. 711 Spokane Falls Blvd., Spokane, WA (Zittel,Julius A.), NRHP-listed^[4]
• Spokane Public Library - Heath Branch, 525 Mission St., Spokane, WA (Zittel,Julius), NRHP-listed^[4]
• Spokane Public Library - Main, 10 S. Cedar, Spokane, WA (Preusse & Zittel), NRHP-listed^[4]
• St. Boniface Church, Convent and Rectory, 206 St. Boniface St., Uniontown, WA (Zittel, Julius), NRHP-listed^[4]
• Washington State Normal School at Cheney Historic District, jct. of Fifth and C Sts., Cheney, WA (Zittel,Julius A.), NRHP-listed^[4]
• The cornerstone commemorating the exhibition hall (Horticultural Building) from the 1895 State Fair credits Zittel as its architect but other scholarship siggests Yakima architect William de Veaux was responsible