Wyandanch is located in New York. Wyandanch, New York has a population of 13,598. Wyandanch is less family-centric than the surrounding county with 18.59% of the households containing married families with children. The county average for households married with children is 32.94%.
The median household income in Wyandanch, New York is $75,216. The median household income for the surrounding county is $111,660 compared to the national median of $69,021. The median age of people living in Wyandanch is 37.2 years.
The average high temperature in July is 82.2 degrees, with an average low temperature in January of 24.4 degrees. The average rainfall is approximately 44.9 inches per year, with 23.1 inches of snow per year.