Roselle is a medium-sized borough located in the state of New Jersey. With a population of 22,342 people and five associated neighborhoods, Roselle is the 86th largest community in New Jersey.

Also of interest is that Roselle 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: 8.28% 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.

One downside of living in Roselle is that it can take a long time to commute to work. In Roselle, the average commute to work is 32.66 minutes, which is quite a bit higher than the national average. On the other hand, local public transit is widely used in the borough, so leaving the car at home and taking transit is often a viable alternative. In addition, it is also a pedestrian-friendly borough. Many of Roselle’s neighborhoods are dense enough and have amenities close enough together that people find it feasible to get around on foot.

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

The overall education level of Roselle is somewhat higher than in the average US city of 21.84%: 26.11% of adults 25 and older in the borough have at least a bachelor's degree.

The per capita income in Roselle in 2022 was $40,437, which is low income relative to New Jersey, and upper middle income relative to the rest of the US. This equates to an annual income of $161,748 for a family of four. However, Roselle contains both very wealthy and poor people as well.

Roselle is an extremely ethnically-diverse borough. The people who call Roselle home describe themselves as belonging to a variety of racial and ethnic groups. The greatest number of Roselle residents report their race to be Black or African-American, followed by White. Roselle also has a sizeable Hispanic population (people of Hispanic origin can be of any race). People of Hispanic or Latino origin account for 36.06% of the borough’s residents. Important ancestries of people in Roselle include Haitian, Italian, Jamaican, Irish, and African.

Foreign born people are also an important part of Roselle's cultural character, accounting for 31.92% of the borough’s population.

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