Please note that the content of this book primarily consists of articles available from Wikipedia or other free sources online. Stone Harbor is a borough in Cape May County, New Jersey, United States. It is part of the Ocean City Metropolitan Statistical Area. It shares the barrier island, Seven Mile Island with its northern neighbor Avalon. Development began in the late 19th century as a beach resort along a railroad line which has since been replaced by a traffic island along the length of Second Avenue. It continues as a resort community for visitors enjoying beaches and a thriving commercial center centered along 96th Street and 2nd Avenue, bringing in a summer population in excess of 20,000. As of the United States 2000 Census, the borough had a year-round population of 1,128.