Tonawanda is a city located in New York. With a 2020 population of 14,702, it is the 59th largest city in New York and the 2336th largest city in the United States. Tonawanda is currently declining at a rate of -0.33% annually and its population has decreased by -2.83% since the most recent census, which recorded a population of 15,130 in 2010. Tonawanda reached it's highest population of 21,898 in 1970. Spanning over 4 miles, Tonawanda has a population density of 3,866 people per square mile.
The average household income in Tonawanda is $59,642 with a poverty rate of 12.34%. The median rental costs in recent years comes to $710 per month, and the median house value is $104,000. The median age in Tonawanda is 45.3 years, 40.4 years for males, and 47.3 years for females. For every 100 females there are 90.4 males.