Antioch is a relatively large city located in the state of California. With a population of 117,096 people and 21 associated neighborhoods, Antioch is the 55th largest community in California.

Housing costs in Antioch 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.

Also of interest is that Antioch 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 Antioch telecommute to their jobs. Overall, about 11.15% 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.

One downside of living in Antioch, however, is that residents on average have to contend with a long commute, spending on average 38.42 minutes every day commuting to work. However, local public transit is widely used. For those who would prefer to avoid driving entirely and leave their car at home, it may be an option to use the transit instead.

Although the majority of commuting trips in the city are by private automobile, Antioch is somewhat unusual for a city of its size for having a substantial number of people who use public transportation. For a lot of people, the subway helps to get to and from their jobs every morning, which benefits everyone in the Antioch area by reducing both traffic and air pollution.

The education level of Antioch citizens is a little higher than the average for US cities and towns: 23.93% of adults in Antioch have at least a bachelor's degree.

The per capita income in Antioch in 2022 was $40,337, which is middle income relative to California, and upper middle income relative to the rest of the US. This equates to an annual income of $161,348 for a family of four. However, Antioch contains both very wealthy and poor people as well.

Antioch is an extremely ethnically-diverse city. The people who call Antioch home describe themselves as belonging to a variety of racial and ethnic groups. People of Hispanic or Latino origin are the most prevalent group in Antioch, accounting for 36.06% of the city’s residents (people of Hispanic or Latino origin can be of any race). The greatest number of Antioch residents report their race to be White, followed by Black or African-American. Important ancestries of people in Antioch include German, Irish, English, Italian, and Portuguese.

Foreign born people are also an important part of Antioch's cultural character, accounting for 23.82% of the city’s population.

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