Michigan's 78th House of Representatives district
Michigan's 78th House of Representatives district is a legislative district within the Michigan House of Representatives located in Baroda Township, Berrien Township, Bertrand Township, Buchanan, Buchanan Township, Chikaming Township, Galien Township, New Buffalo, New Buffalo Township, Niles Charter Township, Oronoko Charter Township, Pipestone Township, Sodus Township, Three Oaks Township, and Weesaw Township, in Berrien County and Howard Township, Milton Township, Ontwa Township, Silver Creek Township, in Cass County as well as parts of Niles in both counties. The district was created in 1965, when the Michigan House of Representatives district naming scheme changed from a county-based system to a numerical one.