what county is islandia, ny?
Long Island Towns - Long Island New York Towns | Suffolk | Islandia | Islandia is a village and census-designated place in the Town of Islip in Suffolk County, New York. Residents are served by the Central Islip School District. Islandia was formed in 1985 after CA Technologies established its world headquarters in the village, and introduced a technological boom in the area. According to the 2010 census, the population of Islandia is 3,345. The median household income is listed at $88,823.