Port Jefferson is a somewhat small coastal village (i.e. on the ocean, a bay, or inlet) located in the state of New York. With a population of 8,189 people and two associated neighborhoods, Port Jefferson is the 219th largest community in New York.

Port Jefferson home prices are not only among the most expensive in New York, but Port Jefferson real estate also consistently ranks among the most expensive in America.

And if you like science, one thing you'll find is that Port Jefferson has lots of scientists living in town - whether they be life scientists, physical scientists (like astronomers), or social scientists (like geographers!). So, if you're scientific-minded, you might like it here too.

Also of interest is that Port Jefferson 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: 15.67% 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.

Port Jefferson 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.

In Port Jefferson, a lot of people use the train to get to work every day though Port Jefferson is a relatively small village. Those that ride the train are primarily traveling out of town to good jobs in other cities.

Do you have a 4-year college degree or graduate degree? If so, you may feel right at home in Port Jefferson. 67.74% of adults here have a 4-year degree or graduate degree, whereas the national average for all cities and towns is just 21.84%.

The per capita income in Port Jefferson in 2022 was $75,961, which is wealthy relative to New York and the nation. This equates to an annual income of $303,844 for a family of four.

Port Jefferson is a very ethnically-diverse village. The people who call Port Jefferson home describe themselves as belonging to a variety of racial and ethnic groups. The greatest number of Port Jefferson residents report their race to be White, followed by Asian. Port Jefferson also has a sizeable Hispanic population (people of Hispanic origin can be of any race). People of Hispanic or Latino origin account for 10.52% of the village’s residents. Important ancestries of people in Port Jefferson include Irish, Italian, German, English, and Polish.

Foreign born people are also an important part of Port Jefferson's cultural character, accounting for 16.96% of the village’s population.

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