The county of Richland is located in Illinois and was founded in February 24, 1841. There are 16,233 residents in Richland who have access to courthouses in Olney. 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 9,115 residents in Olney, which is 7.2 square miles.