Newmarket is a somewhat small coastal town (i.e. on the ocean, a bay, or inlet) located in the state of New Hampshire. With a population of 9,479 people and three associated neighborhoods, Newmarket is the 30th largest community in New Hampshire.

Also of interest is that Newmarket has more people living here who work in computers and math than 95% of the places in the US.

One interesting thing about the economy is that relatively large numbers of people worked from their home: 17.27% 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.

Newmarket 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. Quite often, nautical areas such as these attract visitors and locals who come to enjoy the scenery and various waterfront activities.

Newmarket is one of the most well-educated cities in the nation. 49.71% of adults in Newmarket have at least a bachelor's degree. Compare that to the average community in America, which has just 21.84% with a bachelor's degree or higher.

The per capita income in Newmarket in 2022 was $54,210, which is upper middle income relative to New Hampshire, and wealthy relative to the rest of the US. This equates to an annual income of $216,840 for a family of four. However, Newmarket contains both very wealthy and poor people as well.

The people who call Newmarket home describe themselves as belonging to a variety of racial and ethnic groups. The greatest number of Newmarket residents report their race to be White, followed by Asian. Important ancestries of people in Newmarket include Irish, English, German, Scottish, and Italian.

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