Clark County was established in 1818, and therefore became one of the five counties in existence at the time the area became known as Arkansas Territory in 1819. Court was held in various places in those early days, such as the home of pioneer settler Jacob Barkman, west of the Caddo River, near what is now Caddo Valley. Later, a county seat was established at Greenville, which was located to the southwest along the Military Road (also known as the Southwest Trail). In 1842 Arkadelphia (previously known as Blakelytown) became the permanent location of the county seat. The county has not suffered a court house fire and possesses government records created since 1819. Various court records were moved in several phases to the Riley-Hickingboth...