The county of Hemphill is located in and was founded in 1887. There are 3,807 residents in Hemphill who have access to courthouses in Canadian. 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 2,233 residents in Canadian, which is 1.3 square miles and 2,425ft above sea level.