Westmont is a medium-sized village located in the state of Illinois. With a population of 23,933 people and five associated neighborhoods, Westmont is the 94th largest community in Illinois.

Westmont real estate is some of the most expensive in Illinois, although Westmont house values don't compare to the most expensive real estate in the U.S.

Also of interest is that Westmont 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: 16.40% 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.

Although the majority of commuting trips in the village are by private automobile, Westmont is somewhat unusual for a village of its size for having a substantial number of people who use public transportation. For a lot of people, the train helps to get to and from their jobs every morning, which benefits everyone in the Westmont area by reducing both traffic and air pollution.

The citizens of Westmont are among the most well-educated in the nation: 49.08% of adults in Westmont 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 Westmont in 2022 was $50,174, which is wealthy relative to Illinois and the nation. This equates to an annual income of $200,696 for a family of four. However, Westmont contains both very wealthy and poor people as well.

Westmont is an extremely ethnically-diverse village. The people who call Westmont home describe themselves as belonging to a variety of racial and ethnic groups. The greatest number of Westmont residents report their race to be White, followed by Asian. Westmont also has a sizeable Hispanic population (people of Hispanic origin can be of any race). People of Hispanic or Latino origin account for 13.21% of the village’s residents. Important ancestries of people in Westmont include Irish, German, Polish, Italian, and English.

Foreign born people are also an important part of Westmont's cultural character, accounting for 24.65% of the village’s population.

The most common language spoken in Westmont is English. Other important languages spoken here include Spanish and Langs. of India.