Lone tree is located in Arapahoe county Colorado with a geographic area of 9.8 square miles. The total population in Lone tree is 13,381 with 47.9% male and 52.1% female. Children under age 5 represent 4.5% of the population, under age 18 equal 20.9% of the population and over age 65 is 14.9% of the population. The median household income is $113,795, per capita income is $74,307. There are a total of 5,638 housing units with 59.2% owner occupied. Education includes 6.9% of residents that are high school graduates and 72.0% with a bachelor's degree or higher. The average temperature in Lone tree in the summer is 68 degrees, and in the winter 29 degrees.
