Plum
Plum is wealthier than most US places, with a median household income of $98,705. Population has held roughly steady since 2000. Median home value has more than doubled since 2000, reaching $227,600. With a median age of 44.4, the population is older than the US median of 38.9. Poverty is rare here, at 3.6% of residents. It sits in the top 10% of US cities for household income.
Population & growth
PEP 2025 EST:26,225 residents (Census Bureau Vintage 2025, released March 2026)
Income & economy
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Education
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People & community
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How many people live in Plum, Pennsylvania?
Plum, Pennsylvania has about 26,723 residents according to the 2024 American Community Survey.
What is the median household income in Plum, Pennsylvania?
The typical household in Plum, Pennsylvania earns about $98,705 a year. Half of households make more than that, and half make less.
Is Plum, Pennsylvania expensive?
In Plum, Pennsylvania, the median home is worth about $227,600, and the typical rent is about $1,177 a month.
How educated are people in Plum, Pennsylvania?
About 45.0% of adults age 25 and over in Plum, Pennsylvania hold a bachelor's degree or higher.
What is the poverty rate in Plum, Pennsylvania?
About 3.6% of people in Plum, Pennsylvania live below the federal poverty line.
Has Plum, Pennsylvania grown since 1990?
Yes, Plum, Pennsylvania has grown since 1990. The population has added about 1,114 residents, a change of about 4 percent over that period.
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DATA: US CENSUS BUREAU ACS 5-YEAR + DECENNIAL CENSUS · UPDATED 2024