Milton-Union High School is a public high school in West Milton, Ohio, United States. Its name is derived from the town in which it lies (West Milton), and the township which it serves (Union Township). It is the only high school in the Milton-Union Exempted Village Schools district. The school's mascot is a bulldog. The school met all twelve indicators on the 2009-2010 Ohio Department of Education report card, earning an "Excellent" rating.