Suffern is a city located in Rockland County New York. With a 2020 population of 10,941, it is the 77th largest city in New York and the 2917th largest city in the United States . Suffern is currently declining at a rate of -0.30% annually but its population has increased by 2.03% since the most recent census, which recorded a population of 10,723 in 2010. Suffern reached it's highest population of 11,055 in 1990. Spanning over 2 miles, Suffern has a population density of 5,218 people per square mile.
The average household income in Suffern is $104,400 with a poverty rate of 8.09%. The median rental costs in recent years comes to $1,557 per month, and the median house value is $310,900. The median age in Suffern is 44 years, 43.2 years for males, and 44.8 years for females.