Montgomery is the capital city of the U.S. state of Alabama. Named for Continental Army Major General Richard Montgomery, it stands besi…Montgomery is the capital city of the U.S. state of Alabama. Named for Continental Army Major General Richard Montgomery, it stands beside the Alabama River on the Gulf Coastal Plain. The population was 200,603 at the 2020 census. It is the third-most populous city in the state, after Huntsville and Birmingham, and the 133rd-most populous in the United States. The Montgomery metropolitan area's population in 2022 was 385,460; it is the fourth-largest in the state and 142nd among U.S. metropolitan areas. Montgomery is the seat of Montgomery County.