Union City is a larger medium-sized city located in the state of New Jersey. With a population of 66,918 people and 18 associated neighborhoods, Union City is the 16th largest community in New Jersey. Union City has a large stock of pre-World War II architecture, making it one of the older and more historic cities in the country.

Housing costs in Union City 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 New Jersey.

Also of interest is that Union City 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 City telecommute to their jobs. Overall, about 7.92% 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 City, however, is that residents on average have to contend with a long commute, spending on average 33.82 minutes every day commuting to work. It is, however, a pedestrian-friendly city. Many of its neighborhoods are dense enough and have amenities close enough together that people find it feasible to get around on foot. In addition, local public transit is widely used. For those who would prefer to avoid driving entirely and leave their car at home, it may be an option to use the transit instead.

For the size of the city, public transportation in Union City is quite heavily used. Mostly, people who use it for their daily commute are taking the bus. For Union City, the benefits are reduced air pollution and congestion on the highways.

The percentage of people in Union City who are college-educated is somewhat higher than the average US community of 21.84%: 28.35% of adults in Union City have at least a bachelor's degree.

The per capita income in Union City in 2022 was $33,175, which is low income relative to New Jersey, and middle income relative to the rest of the US. This equates to an annual income of $132,700 for a family of four. However, Union City contains both very wealthy and poor people as well.

Union City is an extremely ethnically-diverse city. The people who call Union City home describe themselves as belonging to a variety of racial and ethnic groups. People of Hispanic or Latino origin are the most prevalent group in Union City, accounting for 81.84% of the city’s residents (people of Hispanic or Latino origin can be of any race). The greatest number of Union City residents report their race to be White, followed by Black or African-American. Important ancestries of people in Union City include Irish, Italian, German, English, and Polish.

Union City also has a high percentage of its population that was born in another country: 54.34%.

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