Birmingham, AL has a population of 212,424 and is the 104th largest city in the United States. The population density is 1,455 per sq mi which is 1481% higher than the Alabama average and 1506% higher than the national average. The median age in Birmingham is 36 which is approximately 8% lower than the Alabama average of 39. In Birmingham, 38% of the population over 15 years of age are married, 95% speak English and 3% speak Spanish. 79% of Birmingham residents were born in Alabama, 17% were born out of state, 0% were born outside of the United States and 3% were foreign born.