Union is a very small town located in the state of New Jersey. With a population of 2,229 people and 12 associated neighborhoods, Union is the 417th largest community in New Jersey. Union has an unusually large stock of pre-World War II architecture, making it one of the older and more historic towns.

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

A relatively large number of people in Union telecommute to their jobs. Overall, about 9.20% of the workforce works from home. While this may seem like a small number, as a fraction of the total workforce it ranks among the highest in the country. 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 Union is that it can take a long time to commute to work. In Union, the average commute to work is 32.78 minutes, which is quite a bit higher than the national average. On the other hand, local public transit is widely used in the town, so leaving the car at home and taking transit is often a viable alternative.

Despite being a small town, Union has a lot of people using the bus to get to and from work every day. Most of these people on the bus are using it to get to good jobs in other cities.

The population of Union is very well educated relative to most cities and towns in the nation, where the average community has 21.84% of its adult population holding a 4-year degree or higher: 36.19% of adults in Union have a bachelor's degree or even advanced degree.

The per capita income in Union in 2022 was $57,103, which is middle income relative to New Jersey, and wealthy relative to the rest of the US. This equates to an annual income of $228,412 for a family of four. However, Union contains both very wealthy and poor people as well.

Union is an extremely ethnically-diverse town. The people who call Union home describe themselves as belonging to a variety of racial and ethnic groups. The greatest number of Union residents report their race to be Black or African-American, followed by Asian. Union also has a sizeable Hispanic population (people of Hispanic origin can be of any race). People of Hispanic or Latino origin account for 31.80% of the town’s residents. Important ancestries of people in Union include Haitian, Brazilian, Irish, German, and Palestinian.

Union also has a high percentage of its population that was born in another country: 43.15%.

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