Silverthorne is located in Summit county Colorado with a geographic area of 4.0 square miles. The total population in Silverthorne is 4,610 with 62.6% male and 37.4% female. Children under age 5 represent 4.0% of the population, under age 18 equal 17.0% of the population and over age 65 is 18.7% of the population. The median household income is $81,366, per capita income is $54,437. There are a total of 2,020 housing units with 72.7% owner occupied. Education includes 13.2% of residents that are high school graduates and 46.7% with a bachelor's degree or higher. The average temperature in Silverthorne in the summer is 68 degrees, and in the winter 29 degrees.