St. Charles is a larger medium-sized city located in the state of Missouri. With a population of 71,184 people and 30 associated neighborhoods, St. Charles is the ninth largest community in Missouri.

St. Charles real estate is some of the most expensive in Missouri, although St. Charles house values don't compare to the most expensive real estate in the U.S.

Also of interest is that St. Charles has more people living here who work in computers and math than 95% of the places in the US.

Telecommuters are a relatively large percentage of the workforce: 13.29% of people work from home. While this number may seem small overall, as a fraction of the total workforce it is high relative to the nation. 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 thing that you will notice about St. Charles is that there is a good-sized population of people who are young, single, educated, and upwardly-mobile career starters. Many singles consider St. Charles a good place to live without being in a really big city, with opportunities for friendships and fun with others like themselves.

The citizens of St. Charles are among the most well-educated in the nation: 43.97% of adults in St. Charles 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 St. Charles in 2022 was $47,196, which is wealthy relative to Missouri and the nation. This equates to an annual income of $188,784 for a family of four. However, St. Charles contains both very wealthy and poor people as well.

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

The most common language spoken in St. Charles is English. Other important languages spoken here include Spanish and Langs. of India.