Smith County, Kansas
Located in Kansas, Smith County has a population of 3,552 residents and a median age of 49.1 years, making it the #2,997 most populous county out of 3,222 nationwide. In terms of economic indicators, the county has a poverty rate of 7.3%. The median home value is $94,100, and the median household income is $59,135, which is 21% below the national median.
Demographics
Smith County has a population of 3,552, making it the #2,997 most populous county in the US. The median age is 49.1 years, which is 26.2% above 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 Smith County is $59,135, ranking #2,160 out of 3,222 counties — 21.3% below the national median. The poverty rate is 7.3% and unemployment stands at 0.6%.
Median Household Income Trend
Rankings →Income Distribution
Industry of Employment
Occupation
Housing
The median home value in Smith County is $94,100 (-66.6% vs national). Renters pay a median of $635/mo and the homeownership rate is 84.8%.
Median Home Value Trend
Rankings →Household Type
Education
In Smith County, 25.6% of adults age 25+ hold a bachelor's degree or higher, which is 24.1% below the national average, ranking #1,163 out of 3,222 counties.
Bachelor's Degree or Higher Trend
Rankings →Health & Wellbeing
Life expectancy in Smith County is 79.0 years. 14.7% of adults report poor or fair health and 8.5% lack health insurance. Data from County Health Rankings (2025).
Life Expectancy Trend
Substance Use
15.8% of adults in Smith County smoke , 41.0% are obese , and 20.0% report excessive drinking.
Adult Smoking Trend
Safety
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Families & Children
15.5% of children in Smith County live in poverty . The teen birth rate is 14.3 per 1,000 females age 15–19.
Teen Birth Rate Trend
Civic & Transportation
Voter turnout in Smith County is 74.2%. The mean commute time is 15.3 min, which is 44.7% below the national average.
Voter Turnout Trend
Mean Commute Time Trend
Rankings →Elections
In the 2024 presidential election, Smith County voted Republican with a margin of 68.5%. The vote was 15% Dem / 83.5% Rep. Compared to 2020, the margin shifted 1.3 toward Republicans .
Vote Share Over Time
About Smith County, Kansas
Smith County, Kansas has a total population of 3,552, making it the 2,997th most populous county in the United States. The median age in Smith County is 49.1 years, which is 26.2% above the national median of 38.9 years.
The median household income in Smith County is $59,135, which ranks #2,160 of 3,222 counties nationwide. This is 21.3% below the national median of $75,149. The poverty rate is 7.3%, lower than the national rate of 12.6%. The unemployment rate stands at 0.6%.
The median home value in Smith County is $94,100, 66.6% below the national median. Renters in Smith County pay a median gross rent of $635 per month. The homeownership rate is 84.8%, compared to the national rate of 64.4%.
In Smith County, 25.6% of residents aged 25 and older hold a bachelor's degree or higher, 24.1% below the national average of 33.7%. Health insurance coverage stands at 93.4% of the population. The average commute time for workers is 15.3 min.
Smith County is a diverse community. The largest racial or ethnic group is White (non-Hispanic) at 93.3% of the population, followed by Two or More Races (3.0%) and Hispanic or Latino (2.6%).
All data for Smith 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.