The county of Boone is located in Illinois and was founded in 1837. There are 54,165 residents in Boone who have access to courthouses in Belvidere. 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. Illinois is part of the 7th federal circuit court as well.
There are 25,585 residents in Belviderewhich is 12.3 square miles. It was settled in 1881.