Union County, Kentucky
Located in Kentucky, Union County has a population of 13,260 residents and a median age of 42.4 years, making it the #2,271 most populous county out of 3,222 nationwide. In terms of economic indicators, the county has a poverty rate of 18.4%. The median home value is $104,500, and the median household income is $60,327, which is 20% below the national median.
Demographics
Union County has a population of 13,260, making it the #2,271 most populous county in the US. The median age is 42.4 years, which is 9.0% 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 Union County is $60,327, ranking #2,056 out of 3,222 counties — 19.7% below the national median. The poverty rate is 18.4% and unemployment stands at 2.7%.
Median Household Income Trend
Rankings →Income Distribution
Industry of Employment
Occupation
Housing
The median home value in Union County is $104,500 (-62.9% vs national). Renters pay a median of $790/mo and the homeownership rate is 70.2%.
Median Home Value Trend
Rankings →Household Type
Education
In Union County, 13.1% of adults age 25+ hold a bachelor's degree or higher, which is 61.1% below the national average, ranking #3,013 out of 3,222 counties.
Bachelor's Degree or Higher Trend
Rankings →Health & Wellbeing
Life expectancy in Union County is 73.3 years. 24.5% of adults report poor or fair health and 6.9% lack health insurance. Data from County Health Rankings (2025).
Life Expectancy Trend
Substance Use
23.7% of adults in Union County smoke , 38.9% are obese , and 15.5% report excessive drinking. The drug overdose death rate is 29.3 per 100,000.
Adult Smoking Trend
Safety
The suicide rate is 23.2 per 100,000. Motor vehicle deaths occur at a rate of 23.1 per 100,000.
Suicide Rate Trend
Families & Children
19.9% of children in Union County live in poverty . The teen birth rate is 36.1 per 1,000 females age 15–19.
Teen Birth Rate Trend
Civic & Transportation
Voter turnout in Union County is 55.8%. The mean commute time is 25.1 min, which is 9.1% below the national average.
Voter Turnout Trend
Mean Commute Time Trend
Rankings →Elections
In the 2024 presidential election, Union County voted Republican with a margin of 58.3%. The vote was 20.2% Dem / 78.5% Rep. Compared to 2020, the margin shifted 6.0 toward Republicans .
Vote Share Over Time
About Union County, Kentucky
Union County, Kentucky has a total population of 13,260, making it the 2,271st most populous county in the United States. The median age in Union County is 42.4 years, which is 9.0% above the national median of 38.9 years.
The median household income in Union County is $60,327, which ranks #2,056 of 3,222 counties nationwide. This is 19.7% below the national median of $75,149. The poverty rate is 18.4%, higher than the national rate of 12.6%. The unemployment rate stands at 2.7%.
The median home value in Union County is $104,500, 62.9% below the national median. Renters in Union County pay a median gross rent of $790 per month. The homeownership rate is 70.2%, compared to the national rate of 64.4%.
In Union County, 13.1% of residents aged 25 and older hold a bachelor's degree or higher, 61.1% below the national average of 33.7%. Health insurance coverage stands at 94.2% of the population. The average commute time for workers is 25.1 min.
Union County is a diverse community. The largest racial or ethnic group is White (non-Hispanic) at 88.1% of the population, followed by Black (non-Hispanic) (6.9%) and Two or More Races (2.7%).
All data for Union County, Kentucky 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.