Yarmouth is a medium-sized coastal town (i.e. on the ocean, a bay, or inlet) located in the state of Massachusetts. With a population of 25,244 people and six associated neighborhoods, Yarmouth is the 80th largest community in Massachusetts.

Housing costs in Yarmouth 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 Massachusetts.

Another notable thing is that Yarmouth is an extremely popular vacation destination. A significant portion of the population is seasonal. During the vacation season, the town experiences a large influx of people who take up residence in second homes they own in the area. As the vacation season ends, the population drops again, leaving behind a substantially quieter and smaller town.

Yarmouth is also nautical, which means that parts of it are somewhat historic and touch the ocean or tidal bodies of water, such as inlets and bays. Such areas are often places that visitors and locals go for waterfront activities or taking in the scenery.

The citizens of Yarmouth are very well educated compared to the average community in the nation: 39.47% of adults in Yarmouth have a bachelor's degree or even advanced degree.

The per capita income in Yarmouth in 2022 was $49,680, which is middle income relative to Massachusetts, and wealthy relative to the rest of the US. This equates to an annual income of $198,720 for a family of four. However, Yarmouth contains both very wealthy and poor people as well.

Yarmouth is a somewhat ethnically-diverse town. The people who call Yarmouth home describe themselves as belonging to a variety of racial and ethnic groups. The greatest number of Yarmouth residents report their race to be White, followed by Black or African-American. Important ancestries of people in Yarmouth include Irish, English, Italian, German, and Scottish.

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