Rancho Cucamonga is a relatively large city located in the state of California. With a population of 176,336 people and 36 associated neighborhoods, Rancho Cucamonga is the 28th largest community in California.

Housing costs in Rancho Cucamonga 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 Rancho Cucamonga has more people living here who work in computers and math than 95% of the places in the US.

Telecommuters are a relatively large percentage of the workforce: 10.39% 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 Rancho Cucamonga, however, is that residents on average have to contend with a long commute, spending on average 31.74 minutes every day commuting to work.

The citizens of Rancho Cucamonga are very well educated compared to the average community in the nation: 36.96% of adults in Rancho Cucamonga have a bachelor's degree or even advanced degree.

The per capita income in Rancho Cucamonga in 2022 was $44,345, which is upper middle income relative to California and the nation. This equates to an annual income of $177,380 for a family of four. However, Rancho Cucamonga contains both very wealthy and poor people as well.

Rancho Cucamonga is an extremely ethnically-diverse city. The people who call Rancho Cucamonga 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 Rancho Cucamonga, accounting for 39.50% of the city’s residents (people of Hispanic or Latino origin can be of any race). The greatest number of Rancho Cucamonga residents report their race to be White, followed by Asian. Important ancestries of people in Rancho Cucamonga include German, English, Irish, Italian, and European.

Foreign born people are also an important part of Rancho Cucamonga's cultural character, accounting for 20.28% of the city’s population.

The most common language spoken in Rancho Cucamonga is English. Other important languages spoken here include Spanish and Chinese.