Jefferson County, Kentucky
KY · FIPS 21111 · ACS 2024 5-Year Estimates
| Metric | Value | vs National | Rank | Percentile |
|---|---|---|---|---|
| Total Population | 783,022 | — | #84 / 3,222 | |
| Median Household Income | $69,866 | -7.0% | #1,205 / 3,222 | |
| Median Age | 38.4 years | -1.3% | #2,503 / 3,222 | |
| Median Home Value | $248,400 | -11.9% | #907 / 3,222 | |
| Median Gross Rent | $1,149 | -1.2% | #626 / 3,222 | |
| Poverty Rate | 14.3% | +13.4% | #1,817 / 3,222 | |
Demographics
Jefferson County has a population of 783,022, making it the #84 most populous county in the US. The median age is 38.4 years, which is 1.3% below the national median.
Population Trend
Rankings →Year-over-Year Population Growth
Age & Sex Distribution
Race & Ethnicity
Nativity
Household Type
Economy
The median household income in Jefferson County is $69,866, ranking #1,205 out of 3,222 counties — 7.0% below the national median. The poverty rate is 14.3% and unemployment stands at 5.2%.
Median Household Income Trend
Rankings →Poverty Rate Trend
Rankings →Housing
The median home value in Jefferson County is $248,400 (-11.9% vs national). Renters pay a median of $1,149/mo and the homeownership rate is 62.1%.
Median Home Value Trend
Rankings →Health
94.3% of residents in Jefferson County have health insurance coverage, which is 2.8% above the national rate.
About Jefferson County, Kentucky
Jefferson County, Kentucky has a total population of 783,022, making it the 84th most populous county in the United States. The median age in Jefferson County is 38.4 years, which is 1.3% below the national median of 38.9 years.
The median household income in Jefferson County is $69,866, which ranks #1,205 of 3,222 counties nationwide. This is 7.0% below the national median of $75,149. The poverty rate is 14.3%, higher than the national rate of 12.6%. The unemployment rate stands at 5.2%.
The median home value in Jefferson County is $248,400, 11.9% below the national median. Renters in Jefferson County pay a median gross rent of $1,149 per month. The homeownership rate is 62.1%, compared to the national rate of 64.4%.
In Jefferson County, 37.0% of residents aged 25 and older hold a bachelor's degree or higher, 9.9% above the national average of 33.7%. Health insurance coverage stands at 94.3% of the population. The average commute time for workers is 24.4 min.
Jefferson County is a diverse community. The largest racial or ethnic group is White (non-Hispanic) at 62.0% of the population, followed by Black (non-Hispanic) (20.6%) and Hispanic or Latino (8.6%).
All data for Jefferson 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.