Fontana is a relatively large city located in the state of California. With a population of 212,475 people and 44 associated neighborhoods, Fontana is the 21st largest community in California.

Housing costs in Fontana 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.

Telecommuters are a relatively large percentage of the workforce: 10.38% of people work from home. While this number may seem small overall, as a fraction of the total workforce it is high relative to the nation. 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 Fontana, however, is that residents on average have to contend with a long commute, spending on average 31.89 minutes every day commuting to work.

The education level of Fontana citizens, measured as those with bachelor's degrees or advanced degrees, is similar to the national average for all American cities and towns. 20.00% of adults 25 and older in Fontana have a college degree.

The per capita income in Fontana in 2022 was $30,351, which is lower middle income relative to California, and middle income relative to the rest of the US. This equates to an annual income of $121,404 for a family of four. However, Fontana contains both very wealthy and poor people as well.

Fontana is an extremely ethnically-diverse city. The people who call Fontana 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 Fontana, accounting for 68.97% of the city’s residents (people of Hispanic or Latino origin can be of any race). The greatest number of Fontana residents report their race to be White, followed by Black or African-American. Important ancestries of people in Fontana include German, Irish, English, Italian, and European.

Foreign born people are also an important part of Fontana's cultural character, accounting for 27.64% of the city’s population.

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