Baldwin
- County:
- St. Mary Parish
- County Seat:
- No
- Area (mi²):
- 3.217
- State:
- Louisiana
Baldwin is a town located in St. Mary Parish, Louisiana. Baldwin has a 2026 population of 1,665. Baldwin is currently declining at a rate of -0.77% annually and its population has decreased by -4.69% since the most recent census, which recorded a population of 1,747 in 2020.