Middle Island is a hamlet and census-designated place (CDP) in Suffolk County, New York, United States. The population was 10,483 at the 2010 census. It is situated between the hamlets of Coram and Ridge, to the west and east, respectively, and Rocky Point and Yaphank to the north and south. The name derives from the fact that it lies approximately halfway between the eastern and western ends of Long Island (Montauk Point and the East River) as well as halfway between the northern and southern boundaries (the Long Island Sound and the Atlantic Ocean).
Middle Island is located at 40°53′6″N 72°56′36″W / 40.88500°N 72.94333°W / 40.88500; -72.94333 (40.885095, −72.943452).
According to the United States Census Bureau, the CDP has a total area of 8.3 square miles (21.5 km), of which 8.2 square miles (21.3 km) is land and 0.077 square miles (0.2 km), or 0.71%, is water.
Middle Island has many lakes such as Spring Lake, Artist Lake, and Pine Lake (which has a new dock). Middle Island also contains the headwaters of the Carmans River, which originally began at Pfeiffer’s Pond on the northeast corner of NY 25 and Old Middle Island Road, but now begins within Cathedral Pines County Park.
As of the 2000 census, there were 9,702 people, 3,720 households, and 2,548 families residing in the CDP. The population density was 1,175.9 per square mile (454.1/km²). There were 3,900 housing units at an average density of 472.7/sq mi (182.5/km²). The racial makeup of the CDP was 85.45% White, 7.58% African American, 0.25% Native American, 2.44% Asian, 0.06% Pacific Islander, 1.92% from other races, and 2.31% from two or more races. Hispanic or Latino of any race were 6.87% of the population.
Of the 3,720 households, 31.2% had children under the age of 18 living with them, 51.0% were married couples living together, 13.2% had a female householder with no husband present, and 31.5% were non-families. 23.7% of all households were made up of individuals and 6.9% had someone living alone who was 65 years of age or older. The average household size was 2.53 and the average family size was 3.01.
In the CDP, the population was spread out with 22.5% under the age of 18, 8.2% from 18 to 24, 32.6% from 25 to 44, 22.9% from 45 to 64, and 13.7% who were 65 years of age or older. The median age was 37 years. For every 100 females, there were 90.6 males. For every 100 females age 18 and over, there were 86.9 males.
Middle Island has a very lively nightlife with a very diverse choice of food. They have food such as Italian, Greek, Chinese, and Mexican dishes. Many of theses restaurants have joint bars where there’s plenty of places to go to for the night life.
The median income for a household in the CDP was $50,818, and the median income for a family was $58,171. Males had a median income of $41,618 versus $30,516 for females. The per capita income for the CDP was $23,129. About 4.3% of families and 6.3% of the population were below the poverty line, including 7.9% of those under age 18 and 6.6% of those age 65 or over.
Middle Island New York neighborhoods include: Coventry Manor, East Coram, Gordon Heights, Middle Island Cleaner, North Middle Island, Sweezy