Seabrook is a cdp located in Barnstable County, in the state of Massachusetts (MA), United States. Nestled in the New England division of the North-east region, it covers an area of 0.4 square miles (1.0 km²) and sits at an elevation of N/A. With a population of approximately 477 residents, Seabrook offers a peaceful, rural atmosphere.
The town's population is composed of about 46.75% males and 53.25% females, and it has a population density of 289.19 people per square mile (497.76/km²). Seabrook lies at a latitude of 41.58 and a longitude of -70.5, operating in the UTC-5.
Locals reflect a blend of American ancestry, with roots primarily in United States (0%), followed by English (9.2%), German (17.4%), and Scotch-Irish (0%) heritage. The town is identified by the ZIP code 02649.