Saint Louis County

== English == === Alternative forms === St Louis County, St. Louis County, Saint Louis Co., St Louis Co., St. Louis Co. === Etymology 1 === Named for Saint Louis, Missouri, despite separating from the area of the city itself in 1877. ==== Proper noun ==== Saint Louis County One of the 114 counties in Missouri, United States. County seat: Clayton. === Etymology 2 === Named for the Saint Louis River in northeastern Minnesota, whose mouth on Lake Superior is near Duluth. ==== Proper noun ==== Saint Louis County One of the 87 counties in Minnesota, United States. County seat: Duluth. Synonyms: Doty County (former name), Newton County (former name) (historical) Synonym of Lake County, Minnesota, USA, in its former dimensions. === References === Index of U.S. counties on Wikipedia.Wikipedia