Holtsville Real Estate
Holtsville is located in NEW YORK. Holtsville, NEW YORK has a population of 13,086. Holtsville is less family-centric than the surrounding county with 29% of the households containing married families with children. The county average for households married with children is 30%.
The median household income in Holtsville, NY is $100,085. The median household income for the surrounding county is $97,267 compared to the national median of $61,963. The median age of people living in Holtsville is 42 years old.
The average high temperature in July is 83 degrees, with an average low temperature in January of 22 degrees. The average rainfall is approximately 50 inches per year.