
Pearl River
- County:
- St. Tammany Parish
- County Seat:
- No
- Area (mi²):
- 3.733
- State:
- Louisiana
Pearl River is a town located in St. Tammany Parish, Louisiana. Pearl River has a 2025 population of 2,704. Pearl River is currently growing at a rate of 1.05% annually and its population has increased by 5.5% since the most recent census, which recorded a population of 2,563 in 2020.
The average household income in Pearl River is $97,067 with a poverty rate of 15.72%. The median age in Pearl River is 34.9 years: 35.1 years for males, and 34.6 years for females.