Fredericktown is a very small city located in the state of Missouri. With a population of 4,518 people and three associated neighborhoods, Fredericktown is the 157th largest community in Missouri.

The percentage of adults in Fredericktown who are college-educated is close to the national average for all communities of 21.84%: 18.02% of the adults in Fredericktown have a bachelor's degree or advanced degree.

The per capita income in Fredericktown in 2022 was $28,342, which is middle income relative to Missouri, and lower middle income relative to the rest of the US. This equates to an annual income of $113,368 for a family of four. However, Fredericktown contains both very wealthy and poor people as well.

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

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