Carthage is a city located in New York. With a 2020 population of 3,361, it is the 214th largest city in New York and the 5881st largest city in the United States. Carthage is currently declining at a rate of -0.15% annually and its population has decreased by -10.30% since the most recent census, which recorded a population of 3,747 in 2010. Carthage reached it's highest population of 4,460 in 1930. Spanning over 3 miles, Carthage has a population density of 1,386 people per square mile.
The average household income in Carthage is $54,381 with a poverty rate of 22.60%. The median rental costs in recent years comes to $963 per month, and the median house value is $118,000. The median age in Carthage is 29.9 years, 28.4 years for males, and 31.4 years for females. For every 100 females there are 84.2 males.