Seaside Park, a portion of which was part of a town-owned farm known as Cow Fort, was laid out as a park in 1895. Its 33.7 acres consists of lighted tennis courts, a basketball court, baseball diamond, summer street hockey, winter sledding, exercise trails and a classic small-town grandstand. Seaside Park is located on Atlantic Avenue across from the Marblehead Police Station.
This historic park, a former estate, is the principal community park serving both city residents and Essex County region because of its beauty and unique features. It has an attractive blend of trees, two beaches, ocean views on three sides, concert shell, carriage house with art guild room, concession stand, and formal Italian Rose Garden. These features make it a popular site for school groups, weddings, family gatherings, camps, a variety of ceremonies and a host of community events. Another very unique feature of this park is it's Concert Shell.
This Park is the historic site of Gloucester's first settlers in 1623. Dorchestermen set up fishing stages on this land. Two beaches are located in Stage Fort Park - Cressy's Beach and Half Moon Beach . Half Moon is a sheltered sandy beach that is more like a lagoon. Cressy's Beach is a rocky, more natural beach.