Ketchum is located in SUN VALLEY Idaho with a geographic area of 3.2 square miles. The total population in Ketchum is 2,843 with 45.6% male and 54.4% female. Children under age 5 represent 2.3% of the population, under age 18 equal 12.7% of the population and over age 65 is 19.4% of the population. The median household income is $79,587, per capita income is $44,987. There are a total of 1,193 housing units with 72.3% owner occupied. Education includes 9.2% of residents that are high school graduates and 56.9% with a bachelor's degree or higher. The average temperature in Ketchum in the summer is 55 degrees, and in the winter 24 degrees.
