Selden is a city located in New York. Selden has a 2020 population of 19,770. Selden is currently declining at a rate of 0.00% annually and its population has decreased by -0.41% since the most recent census, which recorded a population of 19,851 in 2010. Selden reached it's highest population of 20,474 in 2013.
The average household income in Selden is $102,038 with a poverty rate of 6.24%. The median rental costs in recent years comes to $1,782 per month, and the median house value is $315,200. The median age in Selden is 39.4 years, 37.7 years for males, and 40.9 years for females. For every 100 females there are 96.8 males.