Bessemer, AL has a population of 26,856 and is the 1,608th largest city in the United States. The population density is 662 per sq mi which is 620% higher than the Alabama average and 631% higher than the national average. The median age in Bessemer is 40 which is approximately 4% higher than the Alabama average of 39. In Bessemer, 43% of the population over 15 years of age are married, 95% speak English and 4% speak Spanish. 82% of Bessemer residents were born in Alabama, 15% were born out of state, 1% were born outside of the United States and 3% were foreign born.