Altmar is a city located in New York. Altmar has a 2020 population of 442. Altmar is currently declining at a rate of 0.00% annually and its population has increased by 8.60% since the most recent census, which recorded a population of 407 in 2010. Altmar reached it's highest population of 442 in 2018.
The average household income in Altmar is $43,791 with a poverty rate of 29.16%. The median rental costs in recent years comes to $943 per month, and the median house value is $54,600. The median age in Altmar is 28.4 years, 29.1 years for males, and 28.3 years for females. For every 100 females there are 113.5 males.