Lyon County
Lyon County has notably lower household income than the US average, with a median household income of $59,912. Population has declined 10% since 2000. Median home value has more than doubled since 2000, reaching $150,600. At a median age of 33.1, residents skew younger than the country as a whole.
Population & growth
PEP 2025 EST:32,266 residents (Census Bureau Vintage 2025, released March 2026)
Income & economy
Housing
Race & ethnicity
Detailed origins & ancestry
+ 3 more hispanic origin groups with data
+ 22 more ancestry groups with data
Education
Commute & transportation
Work & employment
People & community
Places similar to Lyon County
Compare Lyon County to nearby counties
How many people live in Lyon County, Kansas?
Lyon County, Kansas has about 32,186 residents according to the 2024 American Community Survey.
What is the median household income in Lyon County, Kansas?
The typical household in Lyon County, Kansas earns about $59,912 a year. Half of households make more than that, and half make less.
Is Lyon County, Kansas expensive?
In Lyon County, Kansas, the median home is worth about $150,600, and the typical rent is about $817 a month.
How educated are people in Lyon County, Kansas?
About 26.3% of adults age 25 and over in Lyon County, Kansas hold a bachelor's degree or higher.
What is the poverty rate in Lyon County, Kansas?
About 14.6% of people in Lyon County, Kansas live below the federal poverty line.
Has Lyon County, Kansas grown since 1990?
Yes, Lyon County, Kansas has shrunk since 1990. The population has lost about 2,546 residents, a change of about -7 percent over that period.
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DATA: US CENSUS BUREAU ACS 5-YEAR + DECENNIAL CENSUS · UPDATED 2024