Hamilton County, Kansas
Located in Kansas, Hamilton County has a population of 2,471 residents and a median age of 32.1 years, making it the #3,075 most populous county out of 3,222 nationwide. In terms of economic indicators, the county has a poverty rate of 7.0%. The median home value is $115,800, and the median household income is $70,250, which is 7% below the national median.
Demographics
Hamilton County has a population of 2,471, making it the #3,075 most populous county in the US. The median age is 32.1 years, which is 17.5% below the national median.
Population Trend
Rankings →Year-over-Year Population Growth
Age & Sex Distribution
Race & Ethnicity
Nativity
Geographic Mobility (Past Year)
Economy
The median household income in Hamilton County is $70,250, ranking #1,182 out of 3,222 counties — 6.5% below the national median. The poverty rate is 7.0% and unemployment stands at 3.1%.
Median Household Income Trend
Rankings →Income Distribution
Industry of Employment
Occupation
Housing
The median home value in Hamilton County is $115,800 (-58.9% vs national). Renters pay a median of $909/mo and the homeownership rate is 77.1%.
Median Home Value Trend
Rankings →Household Type
Education
In Hamilton County, 20.5% of adults age 25+ hold a bachelor's degree or higher, which is 39.2% below the national average, ranking #1,910 out of 3,222 counties.
Bachelor's Degree or Higher Trend
Rankings →Health & Wellbeing
Life expectancy in Hamilton County is 74.4 years. 18.0% of adults report poor or fair health and 19.9% lack health insurance. Data from County Health Rankings (2025).
Life Expectancy Trend
Substance Use
16.3% of adults in Hamilton County smoke , 40.0% are obese , and 18.9% report excessive drinking.
Adult Smoking Trend
Safety
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Families & Children
15.0% of children in Hamilton County live in poverty . The teen birth rate is 48.0 per 1,000 females age 15–19.
Teen Birth Rate Trend
Civic & Transportation
Voter turnout in Hamilton County is 60.9%. The mean commute time is 17.1 min, which is 38.1% below the national average.
Voter Turnout Trend
Mean Commute Time Trend
Rankings →Elections
In the 2024 presidential election, Hamilton County voted Republican with a margin of 66.2%. The vote was 16.1% Dem / 82.3% Rep. Compared to 2020, the margin shifted 0.5 toward Republicans .
Vote Share Over Time
About Hamilton County, Kansas
Hamilton County, Kansas has a total population of 2,471, making it the 3,075th most populous county in the United States. The median age in Hamilton County is 32.1 years, which is 17.5% below the national median of 38.9 years.
The median household income in Hamilton County is $70,250, which ranks #1,182 of 3,222 counties nationwide. This is 6.5% below the national median of $75,149. The poverty rate is 7.0%, lower than the national rate of 12.6%. The unemployment rate stands at 3.1%.
The median home value in Hamilton County is $115,800, 58.9% below the national median. Renters in Hamilton County pay a median gross rent of $909 per month. The homeownership rate is 77.1%, compared to the national rate of 64.4%.
In Hamilton County, 20.5% of residents aged 25 and older hold a bachelor's degree or higher, 39.2% below the national average of 33.7%. Health insurance coverage stands at 74.6% of the population. The average commute time for workers is 17.1 min.
Hamilton County is a diverse community. The largest racial or ethnic group is White (non-Hispanic) at 54.3% of the population, followed by Hispanic or Latino (44.0%) and Two or More Races (1.7%).
All data for Hamilton County, Kansas comes from the U.S. Census Bureau's American Community Survey (ACS) 5-Year Estimates. These figures are estimates based on survey sampling and are subject to margin of error. For the most detailed and up-to-date data, visit the Census Bureau's official data portal.