Little Brewster Island is a small island located in Boston Harbor, Massachusetts. It is best known for being home to the historic Boston Light, the first lighthouse in the United States, which was built in 1716. The island is part of the Boston Harbor Islands National Recreation Area and is accessible by boat. The island covers approximately 1.5 acres and features rocky terrain and grassy areas. It is primarily uninhabited, with only the lighthouse keeper's house and a few other structures. Little Brewster Island is a popular destination for boaters and offers scenic views of the harbor and surrounding areas.