Berwick is a town in St. Mary Parish, Louisiana, United States. As of the 2020 census, Berwick had a population of 4,771. It is part of the Morgan City Micropolitan Statistical Area.
The town relocated the Southwest Reef Light and has been trying to save the Ship Shoal Light
The first settler in the area was Thomas Berwick (c. 1740-c. 1792), a Philadelphia-born surveyor in the Opelousas district. He and his family settled on the banks of the Atchafalaya River after receiving a land grant in 1779. Berwick wanted to establish a port at the mouth of the river. His son Joseph (1783-1852) established a settlement on the west bank of the river that became the town of Berwick.
Today Berwick is home to several seafood processing plants and numerous boat companies.
According to the United States Census Bureau, the town has a total area of , of which is land and , or 2.84%, is water.
As of the 2020 United States census, there were 4,771 people, 1,665 households, and 1,016 families residing in the town.
St. Mary Parish School Board operates public schools: