Louisville is a city located in Barbour County Alabama. With a 2020 population of 456, it is the 346th largest city in Alabama and the 13711th largest city in the United States . Louisville is currently declining at a rate of -0.65% annually and its population has decreased by -12.14% since the most recent census, which recorded a population of 519 in 2010. Louisville reached it's highest population of 518 in 2010. Spanning over 3 miles, Louisville has a population density of 166 people per square mile.
The average household income in Louisville is $34,677 with a poverty rate of 51.66%. The median rental costs in recent years comes to $553 per month, and the median house value is $69,400. The median age in Louisville is 32.7 years, 30.1 years for males, and 43.3 years for females.