Originally, the Dallas county seat was at Cahaba, which also served as the state capital for a brief period. It is bordered by Perry, Chilton, Autauga, Lowndes, Wilcox, and Marengo counties. The county is traversed by the Alabama River, flowing from northeast to southwest across the county.

Smith had bought Redoshi, on whom he forced the name Sally Smith, a West-African woman from Benin who had been kidnapped at age 12 and sold after being transported on the Clotilda, which carried enslaved Africans to America over 50 years after the slave trade had been abolished. Well-known local slaveowners include Washington Smith, owner of a big plantation in Bogue Chitto, Alabama, near Selma, and founder of the Bank of Selma, who even after Emancipation continued to exert great influence over the African-American people in the county. Dallas County slave owners on average had seventeen enslaved workers (compared to ten in Montgomery County, for instance) slave owners made up some 16% of the county's white population, but if their families are added, at least a third of the county's population was attached to a slaveholding family, according to historian Alston Fitts. The county has been majority black since before the war because of the numerous slaves who worked the plantations.Р”Вallas County produced more cotton by 1860 than any other county in the state, requiring a large supply of workers, which were drawn from enslaved people. After emancipation following the Civil War, many of the African Americans who stayed in the area worked as sharecroppers and tenant farmers. The name referred to its fertile soil, and the area was largely developed for cotton plantations, worked by enslaved African Americans in the antebellum period. Dallas of Pennsylvania.Р”Вallas County is located in what has become known as the Black Belt region of the west-central portion of the state.

The Creek were known as one of the Five Civilized Tribes of the Southeast. This was a portion of the Creek cession of lands to the US government of August 9, 1814.

Dallas County was created by the Alabama territorial legislature on February 9, 1818, from Montgomery County.

Dallas county cad