Henderson is a city located in Jefferson County New York. Henderson has a 2020 population of 1,258. Henderson is currently declining at a rate of -1.80% annually and its population has decreased by -7.97% since the most recent census, which recorded a population of 1,367 in 2010. Henderson reached it's highest population of 1,413 in 2012.
The average household income in Henderson is $72,855 with a poverty rate of 14.32%. The median rental costs in recent years comes to $689 per month, and the median house value is $185,500. The median age in Henderson is 52.1 years, 50.6 years for males, and 54.9 years for females.