The Alma Downtown Historic District is a commercial historic district in Alma, Michigan, roughly located along Superior Street between the Pine River and Prospect Avenue, and along State Street between Center and Downie Streets. Parts of the district were designated a Michigan State Historic Site in 1975, and the entirety was listed on the National Register of Historic Places in 2013. It contains 72 structures, primarily brick commercial buildings, ranging from one to three stories in height and dating from 1874 (and likely earlier) to the 1960s.