Ranking of Kentucky Counties By Total Voting-age Population (18yrs and over) from Census 2020
Updated on August 22, 2023.
According to the data from the US 2020 Census, as at April 2020, among all the counties in Kentucky, Jefferson County had the highest voting-age population (18 years and over) (614.38K), followed by Fayette County (254.50K), and Kenton County (128.94K).
The chart below shows the top 10 counties with high voting-age population, and the table below shows the ranking of all Kentucky counties based on voting-age population.
You can also see the ranking of counties by population for other states as well as for the whole United States.
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Related Topics: Kentucky Census 2020 Topic List.
Data Source: US Census Bureau, 2020 Census.
Ranking of Kentucky Counties By Total Voting-age Population from Census 2020
Rank | County | Voting-age Population |
|---|---|---|
| 1 | Jefferson County | 614,376 |
| 2 | Fayette County | 254,496 |
| 3 | Kenton County | 128,943 |
| 4 | Warren County | 102,897 |
| 5 | Boone County | 100,137 |
| 6 | Hardin County | 84,095 |
| 7 | Daviess County | 78,502 |
| 8 | Campbell County | 73,538 |
| 9 | Madison County | 73,345 |
| 10 | Bullitt County | 63,008 |
| 11 | Christian County | 53,678 |
| 12 | McCracken County | 53,058 |
| 13 | Pulaski County | 50,635 |
| 14 | Oldham County | 49,530 |
| 15 | Laurel County | 47,982 |
| 16 | Pike County | 46,593 |
| 17 | Scott County | 42,616 |
| 18 | Franklin County | 40,657 |
| 19 | Jessamine County | 39,704 |
| 20 | Boyd County | 37,983 |
| 21 | Shelby County | 36,361 |
| 22 | Nelson County | 35,749 |
| 23 | Hopkins County | 35,186 |
| 24 | Henderson County | 34,500 |
| 25 | Barren County | 33,802 |
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