St. Louis (2016 population: 415) is a village in the Canadian province of Saskatchewan within the Rural Municipality of St. Louis No. 431 and Census Division No. 15. It is south of the City of Prince Albert and northeast of Batoche. It was founded by Métis settlers in the late 19th century, and is the northernmost Southbranch Settlement, a series of communities which range from Fish Creek in the south along the South Saskatchewan River through Batoche and St. Laurent to St. Louis. The village is known also for the St. Louis light, a supposed paranormal anomaly.