Smithtown Bay is a coastal area located on the north shore of Long Island, New York. It is part of the larger Long Island Sound and is known for its scenic views and recreational opportunities. The bay is surrounded by several communities, including Smithtown and Kings Park, which offer access to beaches and parks. The bay is also home to various marine life and is popular for activities such as fishing, boating, and kayaking. Its calm waters make it an ideal spot for families and outdoor enthusiasts looking to enjoy nature and the beauty of the Long Island coastline.