Hardenburgh is located in Ulster county New york with a geographic area of square miles. The total population in Hardenburgh is 166 with 61.4% male and 38.6% female. Children under age 5 represent 3.0% of the population, under age 18 equal 10.2% of the population and over age 65 is 29.5% of the population. The median household income is $71,875, per capita income is $57,204. There are a total of 87 housing units with 88.5% owner occupied. Education includes 17.2% of residents that are high school graduates and 39.1% with a bachelor's degree or higher. The average temperature in Hardenburgh in the summer is 70 degrees, and in the winter 27 degrees.