The county of Callahan is located in and was founded in 1877. There are 13,544 residents in Callahan who have access to courthouses in Baird, Clyde, Cross Plains. 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. is part of the 5th federal circuit court as well.
There are 1,496 residents in Baird, which is 2.7 square miles and 1,722ft above sea level. It was settled in 1881 and is governed by a local government.
There are 3,713 residents in Clyde, which is 3.1 square miles and 1,991ft above sea level.
There are 982 residents in Cross Plains, which is 1.2 square miles and 1,742ft above sea level.