El Cajon is located in California. El Cajon, California has a population of 103,618. El Cajon is more family-centric than the surrounding county with 35% households with children. The county percentage for households with children is 30%.
The median household income in El Cajon, California is $55,948. The median household income for the surrounding county is $77,898 compared to the national median of $61,963. The median age of people living in El Cajon is 36.5 years.
The average high temperature in July is 87 degrees, with an average low temperature in January of 41.6 degrees. The annual precipitation is 11.96.