Wyandanch is a city located in New York. Wyandanch has a 2020 population of 11,612. Wyandanch is currently declining at a rate of 0.00% annually and its population has decreased by -0.30% since the most recent census, which recorded a population of 11,647 in 2010. Wyandanch reached it's highest population of 11,647 in 2010.
The average household income in Wyandanch is $78,976 with a poverty rate of 20.77%. The median rental costs in recent years comes to $1,496 per month, and the median house value is $248,700. The median age in Wyandanch is 32.2 years, 31.7 years for males, and 32.6 years for females. For every 100 females there are 89.4 males.