Clark is a medium-sized township located in the state of New Jersey. With a population of 15,244 people and three associated neighborhoods, Clark is the 123rd largest community in New Jersey.

Housing costs in Clark 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 Clark 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 Clark telecommute to their jobs. Overall, about 12.45% 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 Clark, however, is that residents on average have to contend with a long commute, spending on average 31.19 minutes every day commuting to work. However, 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.

Even though Clark is a smaller township, it has many people who hop on public transportation – mostly the train for their daily commute to work. Typically, these people are commuting to good jobs in the surrounding cities.

The citizens of Clark are among the most well-educated in the nation: 45.85% of adults in Clark have a bachelor's degree or even advanced degree, whereas the average US city has 21.84% holding at least a bachelor's degree.

The per capita income in Clark in 2022 was $56,980, which is middle income relative to New Jersey, and wealthy relative to the rest of the US. This equates to an annual income of $227,920 for a family of four.

Clark is a somewhat ethnically-diverse township. The people who call Clark home describe themselves as belonging to a variety of racial and ethnic groups. The greatest number of Clark residents report their race to be White, followed by Asian. Important ancestries of people in Clark include Italian, Irish, German, Polish, and English.

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