Plum is a medium-sized borough located in the state of Pennsylvania. With a population of 26,662 people and six associated neighborhoods, Plum is the 29th largest community in Pennsylvania.

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

One interesting thing about the economy is that relatively large numbers of people worked from their home: 18.18% of the workforce. While this number may seem small overall, as a fraction of the total workforce this is high compared to the rest of the county. 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.

Because of many things, Plum is a very good place for families to consider. With an enviable combination of good schools, low crime, college-educated neighbors who tend to support education because of their own experiences, and a high rate of home ownership in predominantly single-family properties, Plum really has some of the features that families look for when choosing a good community to raise children. Is Plum perfect? Of course not, and if you like frenetic nightlife, it will be far from your cup of tea. But overall this is a solid community, with many things to recommend it as a family-friendly place to live.

In Plum, however, the average commute to work is quite long. On average, people spend 31.79 minutes each day getting to work, which is significantly higher than the national average.

The citizens of Plum are among the most well-educated in the nation: 40.01% of adults in Plum have a bachelor's degree or even advanced degree, whereas the average US city has 21.84% holding at least a bachelor's degree.

The per capita income in Plum in 2022 was $44,464, which is wealthy relative to Pennsylvania, and upper middle income relative to the rest of the US. This equates to an annual income of $177,856 for a family of four.

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

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