Rensselaer falls is located in St. lawrence county New york with a geographic area of 0.3 square miles. The total population in Rensselaer falls is 406 with 48.8% male and 51.2% female. Children under age 5 represent 8.4% of the population, under age 18 equal 34.2% of the population and over age 65 is 8.6% of the population. The median household income is $63,068, per capita income is $41,015. There are a total of 151 housing units with 93.4% owner occupied. Education includes 17.9% of residents that are high school graduates and 15.9% with a bachelor's degree or higher. The average temperature in Rensselaer falls in the summer is 70 degrees, and in the winter 27 degrees.