Marina is a medium-sized coastal city (i.e. on the ocean, a bay, or inlet) located in the state of California. With a population of 22,503 people and six associated neighborhoods, Marina is the 301st largest community in California.

Housing costs in Marina 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 Marina 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: 9.62% 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.

Because there are quite a few people attending college in Marina, it is thought of as a college town. To the benefit of the many students in the area, Marina provides a number of services, amenities and opportunities geared towards their needs and activities.

One of the nice things about Marina is that it is nautical, which means that parts of it are somewhat historic and touch the ocean or tidal bodies of water, such as inlets and bays. Because of this, visitors and locals will often go to these areas to take in the scenery or to enjoy waterfront activities.

The overall education level of Marina citizens is substantially higher than the typical US community, as 33.87% of adults in Marina have at least a bachelor's degree, and the average American community has 21.84%.

The per capita income in Marina in 2022 was $38,806, 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 $155,224 for a family of four. However, Marina contains both very wealthy and poor people as well.

Marina is an extremely ethnically-diverse city. The people who call Marina home describe themselves as belonging to a variety of racial and ethnic groups. The greatest number of Marina residents report their race to be White, followed by Asian. Marina also has a sizeable Hispanic population (people of Hispanic origin can be of any race). People of Hispanic or Latino origin account for 29.41% of the city’s residents. Important ancestries of people in Marina include German, Irish, English, Italian, and European.

In addition, Marina has a lot of people living here who were born outside of the US (22.32%).

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