The county of Johnson is located in Illinois and was founded in 1812. There are 12,582 residents in Johnson who have access to courthouses in Vienna. 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 1,434 residents in Vienna, which is 2.9 square miles and 404ft above sea level.