Central Islip is a city located in New York. Central Islip has a 2020 population of 31,846. Central Islip is currently declining at a rate of 0.00% annually and its population has decreased by -7.56% since the most recent census, which recorded a population of 34,450 in 2010. Central Islip reached it's highest population of 36,944 in 2013.
The average household income in Central Islip is $83,908 with a poverty rate of 11.90%. The median rental costs in recent years comes to $1,612 per month, and the median house value is $260,800. The median age in Central Islip is 34.7 years, 33.2 years for males, and 36.6 years for females. For every 100 females there are 101.0 males.