El Cajon is a city located in San Diego County, California. It is situated about 20 miles east of downtown San Diego and is known for its scenic surroundings, including the nearby Cuyamaca Mountains. The city has a diverse population and offers various amenities, including parks, shopping centers, and schools. Founded in the late 19th century, El Cajon has grown significantly over the years. The city is often referred to as the "Box" due to its valley-like shape, which is surrounded by hills. El Cajon hosts several annual events, including the El Cajon Oktoberfest, celebrating local culture and community.