Cross County, Arkansas: History
Cross County was formed in November 1862 by the Arkansas State Legislature from portions of St. Francis, Crittenden, and Poinsett Counties. The first county seat was Whittsburg, located due east of modern Wynne.
In 1882, the first railroad, the Helena & Iron Mountain Railroad, was constructed in Cross County. The line was later bought out by the St. Louis, Iron Mountain, & Southern Railroad. In 1903, the county seat was moved to Wynne.