Round Lake Park is a somewhat small village located in the state of Illinois. With a population of 7,724 people and two associated neighborhoods, Round Lake Park is the 267th largest community in Illinois.

Also of interest is that Round Lake Park 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: 9.73% 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.

One downside of living in Round Lake Park is that it can take a long time to commute to work. In Round Lake Park, the average commute to work is 31.71 minutes, which is quite a bit higher than the national average.

In terms of college education, the citizens of Round Lake Park rank slightly lower than the national average. 16.33% of adults 25 and older in Round Lake Park have a bachelor's degree or advanced degree, while 21.84% of adults have a 4-year degree or higher in the average American community.

The per capita income in Round Lake Park in 2022 was $26,624, which is low income relative to Illinois, and lower middle income relative to the rest of the US. This equates to an annual income of $106,496 for a family of four. However, Round Lake Park contains both very wealthy and poor people as well.

Round Lake Park is an extremely ethnically-diverse village. The people who call Round Lake Park home describe themselves as belonging to a variety of racial and ethnic groups. The greatest number of Round Lake Park residents report their race to be White, followed by Black or African-American. Round Lake Park also has a sizeable Hispanic population (people of Hispanic origin can be of any race). People of Hispanic or Latino origin account for 44.80% of the village’s residents. Important ancestries of people in Round Lake Park include German, Irish, Italian, Polish, and English.

Foreign born people are also an important part of Round Lake Park's cultural character, accounting for 22.89% of the village’s population.

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