St. Johnsbury is a somewhat small town located in the state of Vermont. With a population of 7,385 people and two associated neighborhoods, St. Johnsbury is the 17th largest community in Vermont. Much of the housing stock in St. Johnsbury was built prior to World War II, making it one of the older and more historic towns in the country.

A relatively large number of people in St. Johnsbury telecommute to their jobs. Overall, about 17.57% 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.

Being a small town, St. Johnsbury does not have a public transit system used by locals to get to and from work.

The education level of St. Johnsbury citizens is substantially higher than the typical US community, as 30.31% of adults in St. Johnsbury have at least a bachelor's degree.

The per capita income in St. Johnsbury in 2022 was $36,270, which is low income relative to Vermont, and middle income relative to the rest of the US. This equates to an annual income of $145,080 for a family of four. However, St. Johnsbury contains both very wealthy and poor people as well.

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

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