San Dimas is a medium-sized city located in the state of California. With a population of 33,535 people and six associated neighborhoods, San Dimas is the 232nd largest community in California.

Housing costs in San Dimas 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 San Dimas 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 Dimas telecommute to their jobs. Overall, about 14.11% 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.

In San Dimas, however, the average commute to work is quite long. On average, people spend 32.34 minutes each day getting to work, which is significantly higher than the national average.

The population of San Dimas is very well educated relative to most cities and towns in the nation, where the average community has 21.84% of its adult population holding a 4-year degree or higher: 37.96% of adults in San Dimas have a bachelor's degree or even advanced degree.

The per capita income in San Dimas in 2022 was $46,574, which is upper middle income relative to California, and wealthy relative to the rest of the US. This equates to an annual income of $186,296 for a family of four. However, San Dimas contains both very wealthy and poor people as well.

San Dimas is an extremely ethnically-diverse city. The people who call San Dimas home describe themselves as belonging to a variety of racial and ethnic groups. The greatest number of San Dimas residents report their race to be White, followed by Asian. San Dimas also has a sizeable Hispanic population (people of Hispanic origin can be of any race). People of Hispanic or Latino origin account for 36.37% of the city’s residents. Important ancestries of people in San Dimas include German, English, Irish, Italian, and French.

Foreign born people are also an important part of San Dimas's cultural character, accounting for 19.97% of the city’s population.

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