Dakota State University (DSU) is a public university in Madison, South Dakota. The school was founded in 1881 as a normal school, or teacher training school. Education is still the university's heritage mission, but a signature mission of technology was added by the state legislature in 1984 to specialize in "programs in computer management, computer information systems, and other related undergraduate and graduate programs."

Madison is a city in Lake County, South Dakota, United States. The population was 6,191 at the 2020 census. It is the county seat of Lake County and is home to Dakota State University.