Mastic is a city located in Suffolk County New York. Mastic has a 2020 population of 15,476. Mastic is currently declining at a rate of 0.00% annually and its population has decreased by -0.03% since the most recent census, which recorded a population of 15,481 in 2010. Mastic reached it's highest population of 16,875 in 2013.
The average household income in Mastic is $101,812 with a poverty rate of 9.37%. The median rental costs in recent years comes to $1,892 per month, and the median house value is $248,400. The median age in Mastic is 32.8 years, 34 years for males, and 32 years for females.