The Canelo School is a historic one-room schoolhouse in eastern Santa Cruz County, Arizona, in the ghost town of Canelo. Opened in 1912, the Canelo School is one of the few one-room adobe schoolhouses remaining in the state. As a rare and well-preserved surviving example of a once common school building type in southern Arizona. The Canelo School was placed on the National Register of Historic Places on July 31, 1991.