Mascoutah is a somewhat small city located in the state of Illinois. With a population of 9,118 people and two associated neighborhoods, Mascoutah is the 246th largest community in Illinois. Mascoutah 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 Mascoutah, where the median household income is $93,902.00.

Mascoutah is home to a number of people employed in the armed forces. When you visit or walk around Mascoutah, some of the people you will bump into will be military people In and out of uniform, jogging, shopping and generally out and about town.

Also of interest is that Mascoutah 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 Mascoutah telecommute to their jobs. Overall, about 9.98% 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.

Mascoutah is a good choice for families with children because of several factors. Many other families with children live here, making it a place where both parents and children are more likely to develop social ties with other families. The city’s good public school district and large population of college-educated adults provide an environment conducive to academic success. Many people own their own single-family homes, providing areas for children to play and stability in the community. Finally, Mascoutah’s overall crime rate is lower than average for the country.

The education level of Mascoutah citizens is substantially higher than the typical US community, as 29.95% of adults in Mascoutah have at least a bachelor's degree.

The per capita income in Mascoutah in 2022 was $38,064, which is upper middle income relative to Illinois and the nation. This equates to an annual income of $152,256 for a family of four. However, Mascoutah contains both very wealthy and poor people as well.

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

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