Watertown is a city located in New York. With a 2020 population of 25,234, it is the 35th largest city in New York and the 1523rd largest city in the United States. Watertown is currently declining at a rate of -0.11% annually and its population has decreased by -6.62% since the most recent census, which recorded a population of 27,023 in 2010. Watertown reached it's highest population of 34,350 in 1950. Spanning over 9 miles, Watertown has a population density of 2,794 people per square mile.
The average household income in Watertown is $52,792 with a poverty rate of 25.60%. The median rental costs in recent years comes to $817 per month, and the median house value is $126,600. The median age in Watertown is 30.7 years, 29.1 years for males, and 33.1 years for females. For every 100 females there are 99.3 males.