Salem is located in Washington county New york with a geographic area of 2.9 square miles. The total population in Salem is 933 with 38.2% male and 61.8% female. Children under age 5 represent 7.3% of the population, under age 18 equal 17.7% of the population and over age 65 is 14.6% of the population. The median household income is $70,685, per capita income is $35,175. There are a total of 365 housing units with 76.4% owner occupied. Education includes 30.4% of residents that are high school graduates and 38.9% with a bachelor's degree or higher. The average temperature in Salem in the summer is 70 degrees, and in the winter 27 degrees.