Brookville is a very small borough located in the state of Pennsylvania. With a population of 3,918 people and two associated neighborhoods, Brookville is the 390th largest community in Pennsylvania. Brookville has a large stock of pre-World War II architecture, making it one of the older and more historic boroughs in the country.

A relatively large number of people in Brookville telecommute to their jobs. Overall, about 7.38% 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.

Residents of the borough have the good fortune of having one of the shortest daily commutes compared to the rest of the country. On average, they spend only 18.74 minutes getting to work every day.

The percentage of people in Brookville who are college-educated is somewhat higher than the average US community of 21.84%: 26.60% of adults in Brookville have at least a bachelor's degree.

The per capita income in Brookville in 2022 was $29,093, which is lower middle income relative to Pennsylvania and the nation. This equates to an annual income of $116,372 for a family of four. However, Brookville contains both very wealthy and poor people as well.

The people who call Brookville home describe themselves as belonging to a variety of racial and ethnic groups. The greatest number of Brookville residents report their race to be White, followed by Asian. Important ancestries of people in Brookville include German, Irish, English, Italian, and Polish.

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