Franklinton is a town in and the parish seat of Washington Parish, Louisiana, United States. The population was 3,657 at the 2000 census. It is an average of 155 feet (47 m) above sea level.
Located 61 miles (98 km) north of New Orleans, the town's name is pronounced locally as "Frank-lin-ton".
Franklinton is part of the Bogalusa Micropolitan Statistical Area.