Montevallo, AL has a population of 6,633 and is the 5,373rd largest city in the United States. The population density is 532 per sq mi which is 478% higher than the Alabama average and 487% higher than the national average. The median age in Montevallo is 28 which is approximately 27% lower than the Alabama average of 39. In Montevallo, 42% of the population over 15 years of age are married, 89% speak English and 9% speak Spanish. 68% of Montevallo residents were born in Alabama, 24% were born out of state, 2% were born outside of the United States and 6% were foreign born.