Romeoville is a medium-sized village located in the state of Illinois. With a population of 40,117 people and ten associated neighborhoods, Romeoville is the 41st largest community in Illinois. Romeoville has seen a significant amount of newer housing growth in recent years. Quite often, new home construction is the result of new residents moving in who are middle class or wealthier, attracted by jobs, a healthy local economy, or other amenities as they leave nearby or far away areas for greener pastures. This seems to be the case in Romeoville, where the median household income is $96,409.00.

Also of interest is that Romeoville 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 Romeoville telecommute to their jobs. Overall, about 7.73% 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 Romeoville, however, is that residents on average have to contend with a long commute, spending on average 31.21 minutes every day commuting to work.

The education level of Romeoville citizens is a little higher than the average for US cities and towns: 22.31% of adults in Romeoville have at least a bachelor's degree.

The per capita income in Romeoville in 2022 was $32,917, which is middle income relative to Illinois and the nation. This equates to an annual income of $131,668 for a family of four. However, Romeoville contains both very wealthy and poor people as well.

Romeoville is an extremely ethnically-diverse village. The people who call Romeoville home describe themselves as belonging to a variety of racial and ethnic groups. The greatest number of Romeoville residents report their race to be White, followed by Black or African-American. Romeoville also has a sizeable Hispanic population (people of Hispanic origin can be of any race). People of Hispanic or Latino origin account for 35.20% of the village’s residents. Important ancestries of people in Romeoville include German, Polish, Irish, Italian, and English.

Romeoville also has a high percentage of its population that was born in another country: 21.14%.

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