Marathon is a city located in New York. Marathon has a 2020 population of 1,866. Marathon is currently declining at a rate of -0.11% annually and its population has decreased by -4.89% since the most recent census, which recorded a population of 1,962 in 2010. Marathon reached it's highest population of 1,962 in 2010.
The average household income in Marathon is $73,116 with a poverty rate of 8.44%. The median rental costs in recent years comes to $638 per month, and the median house value is $111,800. The median age in Marathon is 44 years, 42.3 years for males, and 44.2 years for females. For every 100 females there are 99.1 males.