Rancho cucamonga is located in San bernardino county California with a geographic area of 40.1 square miles. The total population in Rancho cucamonga is 178,060 with 48.9% male and 51.1% female. Children under age 5 represent 6.7% of the population, under age 18 equal 22.9% of the population and over age 65 is 12.5% of the population. The median household income is $92,290, per capita income is $37,476. There are a total of 57,485 housing units with 62.5% owner occupied. Education includes 14.9% of residents that are high school graduates and 40.8% with a bachelor's degree or higher. The average temperature in Rancho cucamonga in the summer is 77 degrees, and in the winter 43 degrees.
