Franklin
- County:
- St. Mary Parish
- County Seat:
- No
- Area (mi²):
- 9.961
- State:
- Louisiana
Franklin is a city located in St. Mary Parish, Louisiana. Franklin has a 2026 population of 6,284. Franklin is currently declining at a rate of -1.01% annually and its population has decreased by -5.79% since the most recent census, which recorded a population of 6,670 in 2020.