The county of St. Clair is located in Missouri and was founded in 1841. There are 9,440 residents in St. Clair who have access to courthouses in Lowry City, Osceola. In general, each county has a full set of courts, from traffic court to superior and appellate court; supreme courts are usually located in the state capital. Missouri is part of the 8th federal circuit court as well.
There are 640 residents in Lowry City, which is 1.0 square miles and 873ft above sea level.
There are 947 residents in Osceola, which is 0.9 square miles and 751ft above sea level.