San Diego is a very large coastal city (i.e. on the ocean, a bay, or inlet) located in the state of California. With a population of 1,381,162 people and 326 associated neighborhoods, San Diego is the second largest community in California.

Housing costs in San Diego are among some of the highest in the nation, although real estate prices here don't compare to real estate prices in the most expensive communities in California.

There are quite a few people in the armed forces living in San Diego, and when you visit or drive around town, you will see military people in and out of uniform, shopping, enjoying life, and being part of the community.

Also of interest is that San Diego has more people living here who work in computers and math than 95% of the places in the US.

A relatively large number of people in San Diego telecommute to their jobs. Overall, about 16.91% of the workforce works from home. While this may seem like a small number, as a fraction of the total workforce it ranks among the highest in the country. These workers are often telecommuters who work in knowledge-based, white-collar professions. For example, Silicon Valley has large numbers of people who telecommute. Other at-home workers may be self-employed people who operate small businesses out of their homes.

San Diego is a popular destination for single career-starters. One thing that you will notice when you are out and about town is that there is a large population of people who are young, single, educated, and upwardly-mobile career starters out at restaurants, listening to live music, and enjoying other activities. They are a real visible part of the culture of San Diego. This makes San Diego a good place to live for young professionals. With so many people in this demographic, San Diego presents many opportunities for single professionals to enjoy themselves, socialize, and to create lasting relationships.

One of the nice things about San Diego is that it is nautical, which means that parts of it are somewhat historic and touch the ocean or tidal bodies of water, such as inlets and bays. Because of this, visitors and locals will often go to these areas to take in the scenery or to enjoy waterfront activities.

The education level of San Diego ranks among the highest in the nation. Of the 25-and-older adult population in San Diego, 48.68% have at least a bachelor's degree. The typical US community has just 21.84% of its adults holding a bachelor's degree or graduate degree.

The per capita income in San Diego in 2022 was $51,368, which is upper middle income relative to California, and wealthy relative to the rest of the US. This equates to an annual income of $205,472 for a family of four. However, San Diego contains both very wealthy and poor people as well.

San Diego is an extremely ethnically-diverse city. The people who call San Diego home describe themselves as belonging to a variety of racial and ethnic groups. The greatest number of San Diego residents report their race to be White, followed by Asian. San Diego also has a sizeable Hispanic population (people of Hispanic origin can be of any race). People of Hispanic or Latino origin account for 30.10% of the city’s residents. Important ancestries of people in San Diego include German, Irish, English, Italian, and European.

In addition, San Diego has a lot of people living here who were born outside of the US (24.89%).

The most common language spoken in San Diego is English. Other important languages spoken here include Spanish and Tagalog.