Cape Neddick is a census-designated place (CDP) in the town of York in York County, Maine, United States. The population was 2,568 at the 2010 census. It is part of the Portland–South Portland–Biddeford, Maine Metropolitan Statistical Area.
The CDP as defined includes all of the physical peninsula known as Cape Neddick, plus all of the unincorporated community of York Beach, which consists of two beaches, one on either side of Cape Neddick. The northern limit of the CDP is the town of Ogunquit. The western boundary of the CDP is U.S. Route 1, and the southern boundary abuts the northern edge of the York Harbor CDP. The eastern edge of the CDP is the shoreline of the Atlantic Ocean. According to the United States Census Bureau, the CDP has a total area of 4.0 square miles, of which 3.7 square miles is land and 0.2 square miles of it, or 6.03%, is water.
Cape Neddick Light, also known as Nubble Lighthouse, is the most distinctive feature of the community. Construction began in 1876 and cost $15,000. It was first illuminated on July 1, 1879. The lighthouse was originally red but has been painted white since 1902. The distinctive red house was also built in 1902. The tower stands 41 feet tall. The lighthouse became automated in 1987.