Hamilton County
Hamilton County has lower-than-average household income, with a median household income of $70,250. Population has declined 7% since 2000. 21% 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 $115,800. At a median age of 32.1, residents skew younger than the country as a whole. It sits in the top 10% of US counties for household income.
Population & growth
PEP 2025 EST:2,500 residents (Census Bureau Vintage 2025, released March 2026)
Income & economy
Housing
Race & ethnicity
Detailed origins & ancestry
Education
Commute & transportation
Work & employment
People & community
Places similar to Hamilton County
Compare Hamilton County to nearby counties
How many people live in Hamilton County, Kansas?
Hamilton County, Kansas has about 2,471 residents according to the 2024 American Community Survey.
What is the median household income in Hamilton County, Kansas?
The typical household in Hamilton County, Kansas earns about $70,250 a year. Half of households make more than that, and half make less.
Is Hamilton County, Kansas expensive?
In Hamilton County, Kansas, the median home is worth about $115,800, and the typical rent is about $909 a month.
How educated are people in Hamilton County, Kansas?
About 20.5% of adults age 25 and over in Hamilton County, Kansas hold a bachelor's degree or higher.
What is the poverty rate in Hamilton County, Kansas?
About 7.0% of people in Hamilton County, Kansas live below the federal poverty line.
Has Hamilton County, Kansas grown since 1990?
Yes, Hamilton County, Kansas has grown since 1990. The population has added about 83 residents, a change of about 3 percent over that period.
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DATA: US CENSUS BUREAU ACS 5-YEAR + DECENNIAL CENSUS · UPDATED 2024