Seabrook Harbor Beach is located in Seabrook, United States. The beach is 0.25 miles long and features golden sand. activities available at the beach include swimming, sunbathing, beachcombing, and fishing. Amenities at the beach include restrooms, showers, and picnic areas. There are no lifeguards on duty at this beach, so swimming is at your own risk. Dogs are allowed on the beach but must be kept on a leash at all times.