Kiamesha lake is located in Sullivan county New york with a geographic area of 1.0 square miles. The total population in Kiamesha lake is 191 with 56.5% male and 43.5% female. Children under age 5 represent 6.8% of the population, under age 18 equal 8.9% of the population and over age 65 is 30.9% of the population. The median household income is $62,537, per capita income is $34,840. There are a total of 123 housing units with 48.8% owner occupied. Education includes 52.0% of residents that are high school graduates and 35.0% with a bachelor's degree or higher. The average temperature in Kiamesha lake in the summer is 70 degrees, and in the winter 27 degrees.