Westchester is a medium-sized village located in the state of Illinois. With a population of 16,094 people and five associated neighborhoods, Westchester is the 151st largest community in Illinois.

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

Also of interest is that Westchester 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 Westchester telecommute to their jobs. Overall, about 14.32% 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.

In addition, Westchester is home to many people who could be described as "urban sophisticates", which are people who are not only wealthy and employed in professional occupations, but highly educated to boot. Urban sophisticates have urbane tastes - whether they reside in a big or small city, a suburb, or a little town. Urban sophisticates support bookstores, quality clothing stores, enjoy luxury travel, and in big cities, they are truly the patrons of the arts, attending and supporting institutions such as opera, symphony, ballet, and theatre.

Because of many things, Westchester is a great place for families with children to consider. First of all, many other families with children live here, making Westchester a place where both parents and children are more likely to develop social ties with other families, as well as find family-oriented services and community. The village’s good public school district and large population of college-educated adults provide an environment conducive to academic values. With regard to real estate, Westchester has a high rate of owner-occupied single family homes, which tends to reflect stability in the local community. Finally, Westchester’s overall crime rate is lower than average for the country.

In Westchester, a lot of people use the train to get to work every day though Westchester is a relatively small village. Those that ride the train are primarily traveling out of town to good jobs in other cities.

The education level of Westchester ranks among the highest in the nation. Of the 25-and-older adult population in Westchester, 45.73% have at least a bachelor's degree. The typical US community has just 21.84% of its adults holding a bachelor's degree or graduate degree.

The per capita income in Westchester in 2022 was $53,223, which is wealthy relative to Illinois and the nation. This equates to an annual income of $212,892 for a family of four.

Westchester is an extremely ethnically-diverse village. The people who call Westchester home describe themselves as belonging to a variety of racial and ethnic groups. The greatest number of Westchester residents report their race to be White, followed by Black or African-American. Westchester also has a sizeable Hispanic population (people of Hispanic origin can be of any race). People of Hispanic or Latino origin account for 21.29% of the village’s residents. Important ancestries of people in Westchester include Irish, Italian, German, Polish, and Czech.

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