Lyon County, Kansas Demographics

Population trends, housing costs, income, commuting, and health, all on one page.

Lyon County, KS Population Density Map and Area Scores

Area Score

Health, income and education, each graded from F to A+. Explore interactive maps for deeper analysis.

  • B
    Health Around average
    Healthier than 73% of counties in Kansas
  • C
    Income Below average
    Less wealthy than 76% of counties in Kansas
  • C
    Education Below average
    Better educated than 82% of counties in Kansas

Source: Map AI Methodology

Lyon County
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Population density, people per sq mi

Population: density and quick facts

Metric Lyon County Kansas Avg U.S. Average
Population 32,186 2,945,842 337,468,954
Population density (per sq mi) 37.6 35.8 86.4
Population growth (%/yr) -0.46% 0.19% 0.59%
Median age 31.3 38.7 37.3
Households 13,481 1,173,585 130,235,071

Population in Lyon County declined by 8.5% from 2009 to 2024, reaching 32,186 in 2024.

Population Growth 2009–2024

Year Lyon County

Race & Ethnicity

Group Share

Age & Sex

The largest generation in Lyon County is Gen Z, aged 13–28, at 29.0% of residents. That is 6.2 points above Kansas as a whole.

Residents by birth cohort, from the 2025 age distribution. The right-hand figure is how far each cohort's share sits above or below Kansas, in percentage points. Children younger than Gen Z and the generations before the Boomers are counted in the population but not shown here, so these shares do not add up to 100%.

Male and female share

Women are 51.1% of the people living in Lyon County and men 48.9%.

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32,186

100% of everyone living in Lyon County

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Economy

Lyon County has a the economy index of C, which means it is somewhat prosperous.

Metric Lyon County Kansas Avg U.S. Average
Median household income $59,942 $74,287 $80,455
Income growth (%/yr) 5.04% 4.08% 4.80%
Unemployment rate 2.0% 3.8% 5.2%

The median household income in Lyon County is about 19% lower than in Kansas.

Detailed wealth and income breakdown →

Housing

Metric Lyon County Kansas Avg U.S. Average
Median home price $63,714 $104,644 $248,835
Median rent $816 $1,060 $1,407
Homeownership rate 57.9% 67.1% 65.2%

The median home price in Lyon County is about 6.5 years' worth of rent — buying at the median price costs roughly as much as paying the median rent of $816 per month for that long.

Full housing market analysis →

Commute Time & Mobility

Commuters in Lyon County spend about 23 minutes on the road round trip each working day. Over a typical 250-day work year, that adds up to roughly 94 hours, about 3.9 full days, spent commuting.

Metric Lyon County Kansas Avg U.S. Average
One-way commute (min) 11.3 17.2 22.4
Round-trip commute (min) 22.7 34.4 44.8
Yearly time spent (hours) 94 143 187
Estimated yearly cost $2,927 $4,448 $5,790
Work from home 6.4% 11.8% 15.0%
Highway traffic (vehicles/day) 3,378 4,500 8,813
Local road traffic (vehicles/day) 424 662 1,355

Fastest commutes among counties in Kansas: Wichita County (7.0 min), Scott County (7.1 min), Greeley County (7.2 min).
Slowest: Linn County (31.3 min), Miami County (30.8 min), Jefferson County (30.3 min).

The average commute time in Lyon County is 11 minutes, shorter than the 17 minutes in Kansas.

Estimated yearly cost applies a single national wage rule of thumb (U.S. Bureau of Labor Statistics average hourly earnings), not a measurement of wages in this area. Traffic volume figures come from proprietary Ticon and TrafficZoom data.

Commute and transport details →

Education & Households

Lyon County has a education index of C, which means it is somewhat educated.

Metric Lyon County Kansas Avg U.S. Average
Bachelor's degree or higher 22.3% 31.5% 31.6%
Average household size 2.31 2.44 2.53

Highest education index among counties in Kansas: Johnson County (0.4), Douglas County (0.4), Riley County (0.3).
Lowest: Seward County (0.2), Grant County (0.2), Kearny County (0.2).

Health

Lyon County has a health index of B, which means it is quite healthy.

Metric Lyon County Kansas Avg U.S. Average
Life expectancy (years) 78.2 78.6 78.3
Self-rated poor health 14.9% 15.3% 16.3%
Smokers 18.4% 18.7% 19.0%

Highest health index among counties in Kansas: Johnson County (0.8), Riley County (0.8), Douglas County (0.8).
Lowest: Wyandotte County (0.8), Woodson County (0.8), Chautauqua County (0.8).

Full health data →

Frequently Asked Questions

Common questions about Lyon County, Kansas.

How many people live in Lyon County, Kansas?

About 32,186 people live in Lyon County, Kansas, in 13,481 households of 2.3 people on average. The median age is 31.3, so residents are younger than the U.S. median of 37.3 by about 6 years.

Is Lyon County, Kansas mostly urban or rural?

Averaged over its land area, Lyon County, Kansas has 38 people per square mile, a density typical of rural areas. That is about 43% of the U.S. average of 86.

Is Lyon County, Kansas an affordable place to live?

The median home costs 1.1 times the median household income ($63,714 against $59,942), compared with 3.1 times nationally. That is within the traditional rule of thumb of about 3 times income. Median rent of $816 a month takes about 16% of the median household's income, below the 30% level at which HUD considers renters cost-burdened.

How strong is the job market in Lyon County, Kansas?

Unemployment in Lyon County, Kansas is only 2.0%, well below the U.S. rate of 5.2%, a sign of a tight labor market where employers compete for workers.

How educated are people in Lyon County, Kansas?

22.3% of adults in Lyon County, Kansas hold a bachelor's degree or higher (about 1 in 4), well below the U.S. share of 31.6%.

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