Jefferson County, Kentucky
Jefferson County, Kentucky, had an estimated population of 795,222 in 2025 across 986 km². The figures below come from the US Census Bureau's population estimates and the American Community Survey, each shown with its own vintage and its rank among Kentucky's counties and nationally.
- Population
- 795,222
- 2025 estimate
- Area
- 986 km²
- Density
- 806
- per km²
- Median income
- $69,866
- household, ACS 2024
- Median age
- 38.4
- years, ACS 2024
How Kentucky's counties spread
Amenities & Infrastructure
| Indicator | Value | In Kentucky | In the US |
|---|---|---|---|
| Households with Broadband2024 | 90.9% | 15 / 120 | 632 / 3,144 |
| Median Gross Rent2024 | $1,149 | 5 / 120 | 624 / 3,137 |
| Median Home Value2024 | $248,400 | 11 / 120 | 907 / 3,139 |
| Owner-Occupied Homes2024 | 62.1% | 113 / 120 | 2,825 / 3,144 |
| Vacant Homes2024 | 7.8% | 100 / 120 | 2,556 / 3,144 |
Demography
| Indicator | Value | In Kentucky | In the US |
|---|---|---|---|
| Aged 65 and Over2024 | 17.2% | 91 / 120 | 2,359 / 3,144 |
| American Indian & Alaska Native2024 | 0.1% | 24 / 120 | 1,566 / 3,144 |
| Asian, non-Hispanic2024 | 3.1% | 3 / 120 | 329 / 3,144 |
| Average Household Size2024people | 2.3 | 109 / 120 | 2,238 / 3,144 |
| Black, non-Hispanic2024 | 20.6% | 2 / 120 | 459 / 3,144 |
| Foreign-Born2024 | 10.0% | 3 / 120 | 387 / 3,144 |
| Hispanic or Latino2024 | 8.6% | 4 / 120 | 1,000 / 3,144 |
| Median Age2024years | 38.4 | 105 / 120 | 2,418 / 3,144 |
| Sex Ratio2024per 1,000 males | 1,055 | 15 / 120 | 439 / 3,144 |
| Speak a Language Other Than English2024 | 12.9% | 4 / 120 | 699 / 3,144 |
| Under 182024 | 22.3% | 68 / 120 | 1,356 / 3,144 |
| Veterans2024 | 6.2% | 62 / 120 | 2,215 / 3,144 |
| White, non-Hispanic2024 | 62.0% | 120 / 120 | 2,343 / 3,144 |
Economy
| Indicator | Value | In Kentucky | In the US |
|---|---|---|---|
| Below Poverty Line2024 | 14.3% | 93 / 120 | 1,320 / 3,144 |
| Households on SNAP2024 | 11.0% | 96 / 120 | 1,709 / 3,144 |
| Income Inequality2024index | 0.481 | 26 / 120 | 514 / 3,144 |
| Median Household Income2024 | $69,866 | 13 / 120 | 1,205 / 3,143 |
| Per Capita Income2024 | $42,087 | 8 / 120 | 625 / 3,144 |
| Unemployment Rate2024 | 5.2% | 46 / 120 | 1,020 / 3,144 |
Education
| Indicator | Value | In Kentucky | In the US |
|---|---|---|---|
| Bachelor's Degree or Higher2024 | 37.0% | 6 / 120 | 371 / 3,144 |
| High School or Higher2024 | 91.3% | 19 / 120 | 1,271 / 3,144 |
Health Coverage
| Indicator | Value | In Kentucky | In the US |
|---|---|---|---|
| No Health Insurance2024 | 5.7% | 61 / 120 | 2,250 / 3,144 |
| With a Disability2024 | 14.4% | 110 / 120 | 2,042 / 3,144 |
Population & Density
| Indicator | Value | In Kentucky | In the US |
|---|---|---|---|
| Population2025 | 795,222 | 1 / 120 | 83 / 3,144 |
| Population Density2025/km² | 806 | 1 / 120 | 68 / 3,144 |
Work & Commute
| Indicator | Value | In Kentucky | In the US |
|---|---|---|---|
| Commute by Public Transit2024 | 1.5% | 2 / 120 | 244 / 3,144 |
| Households with No Vehicle2024 | 8.7% | 26 / 120 | 424 / 3,144 |
| Mean Commute Time2024minutes | 22.2 | 101 / 120 | 2,007 / 3,143 |
| Work from Home2024 | 14.2% | 4 / 120 | 500 / 3,144 |
Other counties of Kentucky
- Adair County
- Allen County
- Anderson County
- Ballard County
- Barren County
- Bath County
- Bell County
- Boone County
- Bourbon County
- Boyd County
- Boyle County
- Bracken County
- Breathitt County
- Breckinridge County
- Bullitt County
- Butler County
- Caldwell County
- Calloway County
- Campbell County
- Carlisle County
- Carroll County
- Carter County
- Casey County
- Christian County
- Clark County
- Clay County
- Clinton County
- Crittenden County
- Cumberland County
- Daviess County
- Edmonson County
- Elliott County
- Estill County
- Fayette County
- Fleming County
- Floyd County
- Franklin County
- Fulton County
- Gallatin County
- Garrard County
- Grant County
- Graves County
- Grayson County
- Green County
- Greenup County
- Hancock County
- Hardin County
- Harlan County
- Harrison County
- Hart County
- Henderson County
- Henry County
- Hickman County
- Hopkins County
- Jackson County
- Jessamine County
- Johnson County
- Kenton County
- Knott County
- Knox County
- Larue County
- Laurel County
- Lawrence County
- Lee County
- Leslie County
- Letcher County
- Lewis County
- Lincoln County
- Livingston County
- Logan County
- Lyon County
- Madison County
- Magoffin County
- Marion County
- Marshall County
- Martin County
- Mason County
- McCracken County
- McCreary County
- McLean County
- Meade County
- Menifee County
- Mercer County
- Metcalfe County
- Monroe County
- Montgomery County
- Morgan County
- Muhlenberg County
- Nelson County
- Nicholas County
- Ohio County
- Oldham County
- Owen County
- Owsley County
- Pendleton County
- Perry County
- Pike County
- Powell County
- Pulaski County
- Robertson County
- Rockcastle County
- Rowan County
- Russell County
- Scott County
- Shelby County
- Simpson County
- Spencer County
- Taylor County
- Todd County
- Trigg County
- Trimble County
- Union County
- Warren County
- Washington County
- Wayne County
- Webster County
- Whitley County
- Wolfe County
- Woodford County
Compare Jefferson County against every other county on a map, add layers and run a scatter — open the atlas. Sources and vintages for every figure on this page are listed under datasets, or browse all 3,144 counties.