Oldham County, Kentucky
Located in Kentucky, Oldham County has a population of 69,257 residents and a median age of 39.9 years, making it the #792 most populous county out of 3,222 nationwide. In terms of economic indicators, the county has a poverty rate of 4.3%. The median home value is $393,100, and the median household income is $122,497, which is 63% above the national median.
Demographics
Oldham County has a population of 69,257, making it the #792 most populous county in the US. The median age is 39.9 years, which is 2.6% 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 Oldham County is $122,497, ranking #49 out of 3,222 counties — 63.0% above the national median. The poverty rate is 4.3% and unemployment stands at 3.5%.
Median Household Income Trend
Rankings →Income Distribution
Industry of Employment
Occupation
Housing
The median home value in Oldham County is $393,100 (+39.4% vs national). Renters pay a median of $1,219/mo and the homeownership rate is 87.1%.
Median Home Value Trend
Rankings →Household Type
Education
In Oldham County, 46.4% of adults age 25+ hold a bachelor's degree or higher, which is 37.7% above the national average, ranking #147 out of 3,222 counties.
Bachelor's Degree or Higher Trend
Rankings →Health & Wellbeing
Life expectancy in Oldham County is 79.7 years. 13.6% of adults report poor or fair health and 3.6% lack health insurance. Data from County Health Rankings (2025).
Life Expectancy Trend
Substance Use
12.6% of adults in Oldham County smoke , 34.2% are obese , and 17.6% report excessive drinking. The drug overdose death rate is 16.1 per 100,000.
Adult Smoking Trend
Safety
The suicide rate is 15.8 per 100,000. Motor vehicle deaths occur at a rate of 10.6 per 100,000.
Suicide Rate Trend
Families & Children
5.0% of children in Oldham County live in poverty and the infant mortality rate is 5.4 per 1,000 live births. The teen birth rate is 6.0 per 1,000 females age 15–19.
Teen Birth Rate Trend
Civic & Transportation
Voter turnout in Oldham County is 78.0%. The mean commute time is 28.4 min, which is 3.1% above the national average.
Voter Turnout Trend
Mean Commute Time Trend
Rankings →Elections
In the 2024 presidential election, Oldham County voted Republican with a margin of 22.6%. The vote was 37.7% Dem / 60.3% Rep. Compared to 2020, the margin shifted 1.1 toward Republicans .
Vote Share Over Time
About Oldham County, Kentucky
Oldham County, Kentucky has a total population of 69,257, making it the 792nd most populous county in the United States. The median age in Oldham County is 39.9 years, which is 2.6% above the national median of 38.9 years.
The median household income in Oldham County is $122,497, which ranks #49 of 3,222 counties nationwide. This is 63.0% above the national median of $75,149. The poverty rate is 4.3%, lower than the national rate of 12.6%. The unemployment rate stands at 3.5%.
The median home value in Oldham County is $393,100, 39.4% above the national median. Renters in Oldham County pay a median gross rent of $1,219 per month. The homeownership rate is 87.1%, compared to the national rate of 64.4%.
In Oldham County, 46.4% of residents aged 25 and older hold a bachelor's degree or higher, 37.7% above the national average of 33.7%. Health insurance coverage stands at 96.8% of the population. The average commute time for workers is 28.4 min.
Oldham County is a diverse community. The largest racial or ethnic group is White (non-Hispanic) at 85.6% of the population, followed by Hispanic or Latino (5.0%) and Two or More Races (4.1%).
All data for Oldham 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.