Rancho santa fe is located in San diego county California with a geographic area of 6.7 square miles. The total population in Rancho santa fe is 2,657 with 46.0% male and 54.0% female. Children under age 5 represent 5.3% of the population, under age 18 equal 19.9% of the population and over age 65 is 32.9% of the population. The median household income is $174,280, per capita income is $103,170. There are a total of 961 housing units with 77.9% owner occupied. Education includes 10.3% of residents that are high school graduates and 71.8% with a bachelor's degree or higher. The average temperature in Rancho santa fe in the summer is 76 degrees, and in the winter 43 degrees.