Leavenworth is located in Chelan county Washington with a geographic area of 1.5 square miles. The total population in Leavenworth is 2,489 with 47.0% male and 53.0% female. Children under age 5 represent 3.7% of the population, under age 18 equal 23.0% of the population and over age 65 is 12.4% of the population. The median household income is $58,523, per capita income is $36,339. There are a total of 1,117 housing units with 59.6% owner occupied. Education includes 19.8% of residents that are high school graduates and 49.4% with a bachelor's degree or higher. The average temperature in Leavenworth in the summer is 67 degrees, and in the winter 42 degrees.