Westbrook is a town in Middlesex County, Connecticut, United States.

The town is part of the Lower Connecticut River Valley Planning Region.

[2] The town center is classified by the U.S. Census Bureau as a census-designated place (CDP).

The Salt Meadow Unit of the Stewart B. McKinney National Wildlife Refuge is located in town.

The Westbrook Center CDP has a total area of 2.2 square miles (5.7 km2) of which 22.33% is water.

Menunketesuck Island, which is the largest of Westbrook's islands at approximately 4.6 acres, extends into the Sound from the outlet of the Menunketesuck and Patchogue Rivers and is part of the Stewart B. McKinney National Wildlife Refuge.

At the 2000 census, there were 2,238 people, 1,052 households, and 551 families living in the Westbrook Center CDP.

Oxford Academy, an all-boys boarding school, has been located in Westbrook since 1973.

The town of Westbrook is the home of Connecticut State Police Troop F, located on Interstate 95 and Spencer Plains Road.

Westbrook Chemical Engine Company), located on South Main Street.

Paramedic services are provided by Middlesex Hospital from their satellite facility in Essex, CT. Westbrook station is a station along the Shore Line East commuter line.

Services include connections to the Old Saybrook Train Station which is served by Amtrak in addition to the Shore Line East railroad.