Sayville is a city located in New York. Sayville has a 2020 population of 16,007. Sayville is currently declining at a rate of 0.00% annually and its population has decreased by -5.02% since the most recent census, which recorded a population of 16,853 in 2010. Sayville reached it's highest population of 16,853 in 2010.
The average household income in Sayville is $136,423 with a poverty rate of 5.22%. The median rental costs in recent years comes to $1,818 per month, and the median house value is $435,400. The median age in Sayville is 45.4 years, 42.8 years for males, and 48.3 years for females. For every 100 females there are 93.4 males.