COUNTIES Hancock: Founded in 1812. County seat is Bay St. Louis. Jackson: Founded in 1812. County seat is Pascagoula. Harrison: Founded in 1841. County seat is Gulfport. Pearl River: Founded in 1890. County seat is Poplarville. George: Founded in 1910. County seat is Lucedale. Stone: Founded in 1916. County seat is Wiggins. THE COAST ሖሗመ Return to Table of Contents