Hamilton County, Kansas Demographics
Population trends, housing costs, income, commuting, and health, all on one page.
Hamilton 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.
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C
Health Below averageLess healthy than 86% of counties in Kansas
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C
Income Below averageLess wealthy than 70% of counties in Kansas
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F
Education Well below averageAmong the 5 least educated counties in Kansas
Source: Map AI Methodology
Population: density and quick facts
| Metric | Hamilton County | Kansas Avg | U.S. Average |
|---|---|---|---|
| Population | 2,471 | 2,945,842 | 337,468,954 |
| Population density (per sq mi) | 2.5 | 35.8 | 86.4 |
| Population growth (%/yr) | -0.47% | 0.19% | 0.59% |
| Median age | 31.7 | 38.7 | 37.3 |
| Households | 757 | 1,173,585 | 130,235,071 |
Population in Hamilton County declined by 4.3% from 2009 to 2024, reaching 2,471 in 2024.
Population Growth 2009–2024
Race & Ethnicity
Age & Sex
The largest generation in Hamilton County is Millennials, aged 29–44, at 22.3% of residents. That is 1.4 points above Kansas as a whole.
- Gen Z 13–28 495 20.0% -2.8 pts
- Millennials 29–44 551 22.3% +1.4 pts
- Gen X 45–60 470 19.0% +0.3 pts
- Boomers 61–79 329 13.3% -3.3 pts
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 49.2% of the people living in Hamilton County and men 50.8%.
- Women 49.2% Kansas 50.0%
- Men 50.8% Kansas 50.0%
How many residents match a customer profile?
Residents matching this profile
100% of everyone living in Hamilton County
Pick an age range and a women/men split and the figure above answers with how many residents that profile reaches.
Economy
Hamilton County has a the economy index of C, which means it is somewhat prosperous.
| Metric | Hamilton County | Kansas Avg | U.S. Average |
|---|---|---|---|
| Median household income | $70,347 | $74,287 | $80,455 |
| Income growth (%/yr) | 5.11% | 4.08% | 4.80% |
| Unemployment rate | 3.1% | 3.8% | 5.2% |
The median household income in Hamilton County is about 5% lower than in Kansas.
Housing
| Metric | Hamilton County | Kansas Avg | U.S. Average |
|---|---|---|---|
| Median home price | $37,500 | $104,644 | $248,835 |
| Median rent | $909 | $1,060 | $1,407 |
| Homeownership rate | 77.1% | 67.1% | 65.2% |
The median home price in Hamilton County is about 3.4 years' worth of rent — buying at the median price costs roughly as much as paying the median rent of $909 per month for that long.
Commute Time & Mobility
Commuters in Hamilton 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 96 hours, about 4.0 full days, spent commuting.
| Metric | Hamilton County | Kansas Avg | U.S. Average |
|---|---|---|---|
| One-way commute (min) | 11.6 | 17.2 | 22.4 |
| Round-trip commute (min) | 23.1 | 34.4 | 44.8 |
| Yearly time spent (hours) | 96 | 143 | 187 |
| Estimated yearly cost | $2,989 | $4,448 | $5,790 |
| Work from home | 9.8% | 11.8% | 15.0% |
| Highway traffic (vehicles/day) | 1,249 | 4,500 | 8,813 |
| Local road traffic (vehicles/day) | 197 | 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 Hamilton County is 12 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.
Education & Households
Hamilton County has a education index of F, which means it scores poorly in education.
| Metric | Hamilton County | Kansas Avg | U.S. Average |
|---|---|---|---|
| Bachelor's degree or higher | 16.6% | 31.5% | 31.6% |
| Average household size | 3.25 | 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
Hamilton County has a health index of C, which means it is somewhat healthy.
| Metric | Hamilton County | Kansas Avg | U.S. Average |
|---|---|---|---|
| Life expectancy (years) | 78.2 | 78.6 | 78.3 |
| Self-rated poor health | 16.4% | 15.3% | 16.3% |
| Smokers | 19.6% | 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).
Frequently Asked Questions
Common questions about Hamilton County, Kansas.
How many people live in Hamilton County, Kansas?
About 2,471 people live in Hamilton County, Kansas, in 757 households of 3.2 people on average. The median age is 31.7, so residents are younger than the U.S. median of 37.3 by about 6 years.
How densely populated is Hamilton County, Kansas?
Averaged over its land area, Hamilton County, Kansas has 2 people per square mile, a density typical of rural areas. That is about 3% of the U.S. average of 86.
How affordable is housing in Hamilton County, Kansas?
The median home costs 0.5 times the median household income ($37,500 against $70,347), compared with 3.1 times nationally. That is within the traditional rule of thumb of about 3 times income. Median rent of $909 a month takes about 16% of the median household's income, below the 30% level at which HUD considers renters cost-burdened.
Is it hard to find a job in Hamilton County, Kansas?
Unemployment in Hamilton County, Kansas is only 3.1%, well below the U.S. rate of 5.2%, a sign of a tight labor market where employers compete for workers.
What share of adults in Hamilton County, Kansas have a college degree?
16.6% of adults in Hamilton County, Kansas hold a bachelor's degree or higher (about 1 in 6), well below the U.S. share of 31.6%.
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