Hardin County
Hardin County has lower-than-average household income, with a median household income of $62,484. Population has declined 5% since 2000. 20% of adults hold a bachelor's degree or higher, below the national rate of 36%. Median home value has more than doubled since 2000, reaching $151,200.
Population & growth
PEP 2025 EST:30,072 residents (Census Bureau Vintage 2025, released March 2026)
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+ 27 more ancestry groups with data
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How many people live in Hardin County, Ohio?
Hardin County, Ohio has about 30,475 residents according to the 2024 American Community Survey.
What is the median household income in Hardin County, Ohio?
The typical household in Hardin County, Ohio earns about $62,484 a year. Half of households make more than that, and half make less.
Is Hardin County, Ohio expensive?
In Hardin County, Ohio, the median home is worth about $151,200, and the typical rent is about $793 a month.
How educated are people in Hardin County, Ohio?
About 19.5% of adults age 25 and over in Hardin County, Ohio hold a bachelor's degree or higher.
What is the poverty rate in Hardin County, Ohio?
About 17.3% of people in Hardin County, Ohio live below the federal poverty line.
Has Hardin County, Ohio grown since 1990?
Yes, Hardin County, Ohio has shrunk since 1990. The population has lost about 636 residents, a change of about -2 percent over that period.
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DATA: US CENSUS BUREAU ACS 5-YEAR + DECENNIAL CENSUS · UPDATED 2024