San Martin is a somewhat small town located in the state of California. With a population of 7,008 people and two associated neighborhoods, San Martin is the 470th largest community in California.

San Martin home prices are not only among the most expensive in California, but San Martin real estate also consistently ranks among the most expensive in America.

One interesting thing about the economy is that relatively large numbers of people worked from their home: 20.74% of the workforce. While this number may seem small overall, as a fraction of the total workforce this is high compared to the rest of the county. 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 San Martin, however, is that residents on average have to contend with a long commute, spending on average 36.83 minutes every day commuting to work.

The overall education level of San Martin citizens is substantially higher than the typical US community, as 29.74% of adults in San Martin have at least a bachelor's degree, and the average American community has 21.84%.

The per capita income in San Martin in 2018 was $56,005, which is upper middle income relative to California, and wealthy relative to the rest of the US. This equates to an annual income of $224,020 for a family of four. However, San Martin contains both very wealthy and poor people as well.

San Martin is an extremely ethnically-diverse town. The people who call San Martin home describe themselves as belonging to a variety of racial and ethnic groups. The greatest number of San Martin residents report their race to be White, followed by Asian. San Martin also has a sizeable Hispanic population (people of Hispanic origin can be of any race). People of Hispanic or Latino origin account for 40.66% of the town’s residents. Important ancestries of people in San Martin include Italian, German, English, Irish, and Portuguese.

Foreign born people are also an important part of San Martin's cultural character, accounting for 18.02% of the town’s population.

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