Central Islip is located in New York. Central Islip, New York has a population of 33,253. Central Islip is less family-centric than the surrounding county with 28.72% of the households containing married families with children. The county average for households married with children is 35.14%.
The median household income in Central Islip, New York is $67,804. The median household income for the surrounding county is $92,838 compared to the national median of $57,652. The median age of people living in Central Islip is 34.2 years.
The average high temperature in July is 82 degrees, with an average low temperature in January of 23.2 degrees. The average rainfall is approximately 46.8 inches per year, with 26.9 inches of snow per year.
