Monticello is a city located in New York. With a 2020 population of 6,397, it is the 139th largest city in New York and the 4153rd largest city in the United States. Monticello is currently declining at a rate of -0.33% annually and its population has decreased by -4.89% since the most recent census, which recorded a population of 6,726 in 2010. Monticello reached it's highest population of 6,829 in 2010. Spanning over 4 miles, Monticello has a population density of 1,572 people per square mile.
The average household income in Monticello is $44,341 with a poverty rate of 25.05%. The median rental costs in recent years comes to $911 per month, and the median house value is $103,700. The median age in Monticello is 36.9 years, 34.1 years for males, and 39.9 years for females. For every 100 females there are 109.9 males.