Bessemer is a southwestern suburb of Birmingham in Jefferson County, Alabama, United States. The population was 26,019 at the 2020 census. It is within the Birmingham-Hoover, AL Metropolitan Statistical Area, of which Jefferson County is the center. It developed rapidly as an industrial city in the late 19th and early 20th centuries. In 2019, it was named Alabama's "Worst City to Live in" by 24/7 Wall Street.