Memphis, AL has a population of 47 and is the 28,215th largest city in the United States. The population density is 121 per sq mi which is 32% higher than the Alabama average and 34% higher than the national average. The median age in Memphis is 64 which is approximately 65% higher than the Alabama average of 39. In Memphis, 67% of the population over 15 years of age are married, 100% speak English and 0% speak Spanish. 36% of Memphis residents were born in Alabama, 64% were born out of state, 0% were born outside of the United States and 0% were foreign born.