Florissant is a larger medium-sized city located in the state of Missouri. With a population of 51,506 people and 20 associated neighborhoods, Florissant is the 12th largest community in Missouri.

Also of interest is that Florissant 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 Florissant telecommute to their jobs. Overall, about 8.85% 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.

The citizens of Florissant are slightly better educated than the national average of 21.84% for all cities and towns, with 23.12% of adults in Florissant having a bachelor's degree or advanced degree.

The per capita income in Florissant in 2022 was $31,308, which is upper middle income relative to Missouri, and middle income relative to the rest of the US. This equates to an annual income of $125,232 for a family of four. However, Florissant contains both very wealthy and poor people as well.

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

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