Henry
Henry has lower-than-average household income, with a median household income of $65,577. Population has declined 4% since 2000. 21% of adults hold a bachelor's degree or higher, below the national rate of 36%. Median home value has risen by half since 2000, reaching $117,000. With a median age of 44.8, the population is older than the US median of 38.9.
Population & growth
PEP 2025 EST:2,280 residents (Census Bureau Vintage 2025, released March 2026)
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How many people live in Henry, Illinois?
Henry, Illinois has about 2,441 residents according to the 2024 American Community Survey.
What is the median household income in Henry, Illinois?
The typical household in Henry, Illinois earns about $65,577 a year. Half of households make more than that, and half make less.
Is Henry, Illinois expensive?
In Henry, Illinois, the median home is worth about $117,000, and the typical rent is about $681 a month.
How educated are people in Henry, Illinois?
About 21.0% of adults age 25 and over in Henry, Illinois hold a bachelor's degree or higher.
What is the poverty rate in Henry, Illinois?
About 14.1% of people in Henry, Illinois live below the federal poverty line.
Has Henry, Illinois grown since 1990?
Yes, Henry, Illinois has shrunk since 1990. The population has lost about 150 residents, a change of about -6 percent over that period.
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DATA: US CENSUS BUREAU ACS 5-YEAR + DECENNIAL CENSUS · UPDATED 2024