Hancock County
Hancock County has lower-than-average household income, with a median household income of $70,601. Population has declined 12% 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 $141,400. With a median age of 44.6, the population is older than the US median of 38.9. It sits in the top 10% of US counties for household income.
Population & growth
PEP 2025 EST:10,528 residents (Census Bureau Vintage 2025, released March 2026)
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How many people live in Hancock County, Iowa?
Hancock County, Iowa has about 10,671 residents according to the 2024 American Community Survey.
What is the median household income in Hancock County, Iowa?
The typical household in Hancock County, Iowa earns about $70,601 a year. Half of households make more than that, and half make less.
Is Hancock County, Iowa expensive?
In Hancock County, Iowa, the median home is worth about $141,400, and the typical rent is about $736 a month.
How educated are people in Hancock County, Iowa?
About 20.5% of adults age 25 and over in Hancock County, Iowa hold a bachelor's degree or higher.
What is the poverty rate in Hancock County, Iowa?
About 12.2% of people in Hancock County, Iowa live below the federal poverty line.
Has Hancock County, Iowa grown since 1990?
Yes, Hancock County, Iowa has shrunk since 1990. The population has lost about 1,967 residents, a change of about -16 percent over that period.
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DATA: US CENSUS BUREAU ACS 5-YEAR + DECENNIAL CENSUS · UPDATED 2024