Long Beach Island (colloquially known as LBI or simply The Island) is a barrier island and summer colony along the Atlantic Ocean coast of Ocean County, New Jersey in the United States. Aligned north-south, the northern portion is generally slightly higher end low-density residential, whereas the southern portion possesses higher-density housing and considerable commercial development. The primary industries include tourism, fishing, and real estate. The only access point to the island by land is a single causeway.