Coal City is a somewhat small village located in the state of Illinois. With a population of 5,741 people and two associated neighborhoods, Coal City is the 316th largest community in Illinois.

Also of interest is that Coal City 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: 10.93% 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.

Because of many things, Coal City is a very good place for families to consider. With an enviable combination of good schools, low crime, college-educated neighbors who tend to support education because of their own experiences, and a high rate of home ownership in predominantly single-family properties, Coal City really has some of the features that families look for when choosing a good community to raise children. Is Coal City perfect? Of course not, and if you like frenetic nightlife, it will be far from your cup of tea. But overall this is a solid community, with many things to recommend it as a family-friendly place to live.

Being a small village, Coal City does not have a public transit system used by locals to get to and from work.

The percentage of people in Coal City who are college-educated is somewhat higher than the average US community of 21.84%: 25.31% of adults in Coal City have at least a bachelor's degree.

The per capita income in Coal City in 2022 was $42,317, which is upper middle income relative to Illinois and the nation. This equates to an annual income of $169,268 for a family of four. However, Coal City contains both very wealthy and poor people as well.

The people who call Coal City home describe themselves as belonging to a variety of racial and ethnic groups. The greatest number of Coal City residents report their race to be White, followed by Black or African-American. Important ancestries of people in Coal City include German, Italian, Irish, Polish, and English.

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