Plattsburgh is a city located in New York. With a 2020 population of 19,534, it is the 42nd largest city in New York and the 1891st largest city in the United States. Plattsburgh is currently growing at a rate of 0.25% annually but its population has decreased by -2.28% since the most recent census, which recorded a population of 19,989 in 2010. Plattsburgh reached it's highest population of 21,255 in 1990. Spanning over 7 miles, Plattsburgh has a population density of 3,877 people per square mile.
The average household income in Plattsburgh is $58,647 with a poverty rate of 25.48%. The median rental costs in recent years comes to $810 per month, and the median house value is $146,900. The median age in Plattsburgh is 29.4 years, 28.7 years for males, and 30.8 years for females. For every 100 females there are 90.2 males.