St. Peters is a larger medium-sized city located in the state of Missouri. With a population of 58,523 people and 15 associated neighborhoods, St. Peters is the 11th largest community in Missouri.

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

Also of interest is that St. Peters 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: 13.00% 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.

The population of St. Peters is very well educated relative to most cities and towns in the nation, where the average community has 21.84% of its adult population holding a 4-year degree or higher: 38.14% of adults in St. Peters have a bachelor's degree or even advanced degree.

The per capita income in St. Peters in 2022 was $43,505, which is wealthy relative to Missouri, and upper middle income relative to the rest of the US. This equates to an annual income of $174,020 for a family of four.

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

The most common language spoken in St. Peters is English. Other important languages spoken here include Spanish and Chinese.