Lookout Mountain, AL has a population of 1,513 and is the 12,630th largest city in the United States. The population density is 99 per sq mi which is 2% higher than the Alabama average and 10% higher than the national average. The median age in Lookout Mountain is 41 which is approximately 7% higher than the Alabama average of 39. In Lookout Mountain, 64% of the population over 15 years of age are married, 100% speak English and 0% speak Spanish. 81% of Lookout Mountain residents were born in Alabama, 19% were born out of state, 0% were born outside of the United States and 0% were foreign born.