Was Alabama a part of the 13 colonies?

No, Alabama was not a part of the 13 colonies. The 13 colonies were: Virginia, Massachusetts, New Hampshire, New York, New Jersey, Pennsylvania, Delaware, Maryland, Georgia, North Carolina, South Carolina, Rhode Island, and Connecticut. Alabama was part of the Spanish Florida territory until 1819, when it became a U.S. territory. It was admitted to the Union as the 22nd state in 1819.