Saint Joseph, colloquially known as Saint Joe, is a city located in the state of Michigan within the United States. It serves as the county seat of Berrien County and is situated on the shore of Lake Michigan at the mouth of the St. Joseph River. The city is positioned approximately 90 miles (140 km) east-northeast of Chicago.
The municipality was originally incorporated as a village in 1834 before being incorporated as a city in 1891. As of the 2020 census, the population of Saint Joseph was 7,856. The city is frequently identified alongside the adjacent city of Benton Harbor as part of the "Twin Cities" area.