Dunklin County did not see significant growth until well after the [[Civil War]], when the swamplands were gradually drained and cleared for farming, and the arrival of railroads and the lumber industry brought a surge in population. Though many of these occupations have since declined, it remains one of the more populous counties in Southeast Missouri. | Dunklin County did not see significant growth until well after the [[Civil War]], when the swamplands were gradually drained and cleared for farming, and the arrival of railroads and the lumber industry brought a surge in population. Though many of these occupations have since declined, it remains one of the more populous counties in Southeast Missouri. |