Long Beach Island is a barrier island and summer colony along the Atlantic Ocean coast of Ocean County, New Jersey, United States, on the Jersey Shore. Aligned north to south, the northern portion generally has more expensive low-density housing, whereas the southern portion possesses higher-density housing and considerable commercial development. Long Beach Island is 1-2 miles away from Mainland New Jersey. The primary industries include tourism, fishing, and real estate. The only access point to the island by land is a single causeway. The island is the southernmost point of the New York Metropolitan Area.