Lynbrook is a medium-sized village located in the state of New York. With a population of 20,071 people and four associated neighborhoods, Lynbrook is the 85th largest community in New York. Much of the housing stock in Lynbrook was built prior to World War II, making it one of the older and more historic villages in the country.

Housing costs in Lynbrook 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 York.

A relatively large number of people in Lynbrook telecommute to their jobs. Overall, about 15.29% 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 Lynbrook, however, the average commute to work is quite long. On average, people spend 34.32 minutes each day getting to work, which is significantly higher than the national average. One bright side is that local public transit is widely used, so it may be an option to avoid the headache of driving in the heavy traffic by leaving the car at home and taking transit. In addition, the village is also quite pedestrian-friendly, because many neighborhoods are very dense and have amenities close enough together that people find it feasible to get around on foot.

Although the majority of commuting trips in the village are by private automobile, Lynbrook 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 Lynbrook area by reducing both traffic and air pollution.

The citizens of Lynbrook are among the most well-educated in the nation: 43.88% of adults in Lynbrook 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 Lynbrook in 2022 was $58,511, which is upper middle income relative to New York, and wealthy relative to the rest of the US. This equates to an annual income of $234,044 for a family of four. However, Lynbrook contains both very wealthy and poor people as well.

Lynbrook is an extremely ethnically-diverse village. The people who call Lynbrook home describe themselves as belonging to a variety of racial and ethnic groups. The greatest number of Lynbrook residents report their race to be White, followed by Black or African-American. Lynbrook also has a sizeable Hispanic population (people of Hispanic origin can be of any race). People of Hispanic or Latino origin account for 22.10% of the village’s residents. Important ancestries of people in Lynbrook include Italian, Irish, German, English, and Haitian.

Foreign born people are also an important part of Lynbrook's cultural character, accounting for 16.78% of the village’s population.

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