Belle Vernon is a very small borough located in the state of Pennsylvania. With a population of 1,003 people and four associated neighborhoods, Belle Vernon is the 825th largest community in Pennsylvania. Belle Vernon has an unusually large stock of pre-World War II architecture, making it one of the older and more historic boroughs.

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

In terms of college education, Belle Vernon is nearly on par with the US average for all cities of 21.84%: 18.29% of adults 25 and older in Belle Vernon have a bachelor's degree or advanced degree.

The per capita income in Belle Vernon in 2022 was $44,974, which is wealthy relative to Pennsylvania and the nation. This equates to an annual income of $179,896 for a family of four. However, Belle Vernon contains both very wealthy and poor people as well.

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

The most common language spoken in Belle Vernon is English. Other important languages spoken here include Italian and Polish.