Louisa is a city located in Kentucky. With a 2020 population of 2,329, it is the 132nd largest city in Kentucky and the 7066th largest city in the United States. Louisa is currently declining at a rate of -0.98% annually and its population has decreased by -5.59% since the most recent census, which recorded a population of 2,467 in 2010. Louisa reached it's highest population of 2,464 in 2011. Spanning over 2 miles, Louisa has a population density of 1,039 people per square mile.
The average household income in Louisa is $48,768 with a poverty rate of 37.01%. The median rental costs in recent years comes to $533 per month, and the median house value is $118,300. The median age in Louisa is 39.7 years, 29.1 years for males, and 46.8 years for females. For every 100 females there are 81.7 males.