
Louisa
- County:
- Lawrence County
- County Seat:
- Yes
- Area (mi²):
- 2.242
- State:
- Kentucky
Louisa is a city located in Lawrence County, Kentucky. Louisa has a 2025 population of 2,534. It is also the county seat of .Louisa is currently declining at a rate of -1.09% annually and its population has decreased by -5.31% since the most recent census, which recorded a population of 2,676 in 2020.
The average household income in Louisa is $70,823 with a poverty rate of 18.81%. The median age in Louisa is 33.8 years: 29.5 years for males, and 40.5 years for females.