Ferriday is a town in Concordia Parish, which borders the Mississippi River and is located on the central eastern border of Louisiana, United States. With a population of 3,511 at the 2010 census, it is an African-American majority town. The town claims to have produced more famous people per square mile than any other in America. Elaine Dundy explored both celebrities and townsfolk in her book, Ferriday, Louisiana, published by E. P. Dutton in 1991.