Ranking of Kentucky Counties By Total Population from Census 2020
Updated on February 7, 2023.
According to the data from the US 2020 Census, the most populated Kentucky county as at April 2020 was Jefferson County (782.97K), followed by Fayette County (322.57K), and Kenton County (169.06K).
The chart below shows the top 10 most populated counties, and the table below shows the ranking of all the counties in the state of Kentucky.
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 Population from Census 2020
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| Rank | County | Population |
|---|---|---|
| 1 | Jefferson County | 782969 |
| 2 | Fayette County | 322570 |
| 3 | Kenton County | 169064 |
| 4 | Boone County | 135968 |
| 5 | Warren County | 134554 |
| 6 | Hardin County | 110702 |
| 7 | Daviess County | 103312 |
| 8 | Campbell County | 93076 |
| 9 | Madison County | 92701 |
| 10 | Bullitt County | 82217 |
| 11 | Christian County | 72748 |
| 12 | McCracken County | 67875 |
| 13 | Oldham County | 67607 |
| 14 | Pulaski County | 65034 |
| 15 | Laurel County | 62613 |
| 16 | Pike County | 58669 |
| 17 | Scott County | 57155 |
| 18 | Jessamine County | 52991 |
| 19 | Franklin County | 51541 |
| 20 | Boyd County | 48261 |
| 21 | Shelby County | 48065 |
| 22 | Nelson County | 46738 |
| 23 | Hopkins County | 45423 |
| 24 | Henderson County | 44793 |
| 25 | Barren County | 44485 |
| 26 | Calloway County | 37103 |
| 27 | Clark County | 36972 |
| 28 | Whitley County | 36712 |
| 29 | Graves County | 36649 |
| 30 | Greenup County | 35962 |
| 31 | Floyd County | 35942 |
| 32 | Marshall County | 31659 |
| 33 | Muhlenberg County | 30928 |
| 34 | Boyle County | 30614 |
| 35 | Knox County | 30193 |
| 36 | Meade County | 30003 |
| 37 | Perry County | 28473 |
| 38 | Montgomery County | 28114 |
| 39 | Logan County | 27432 |
| 40 | Woodford County | 26871 |
| 41 | Harlan County | 26831 |
| 42 | Carter County | 26627 |
| 43 | Grayson County | 26420 |
| 44 | Taylor County | 26023 |
| 45 | Grant County | 24941 |
| 46 | Rowan County | 24662 |
| 47 | Lincoln County | 24275 |
| 48 | Bell County | 24097 |
| 49 | Anderson County | 23852 |
| 50 | Ohio County | 23772 |
| 51 | Johnson County | 22680 |
| 52 | Mercer County | 22641 |
| 53 | Letcher County | 21548 |
| 54 | Allen County | 20588 |
| 55 | Breckinridge County | 20432 |
| 56 | Clay County | 20345 |
| 57 | Bourbon County | 20252 |
| 58 | Simpson County | 19594 |
| 59 | Marion County | 19581 |
| 60 | Wayne County | 19555 |
| 61 | Spencer County | 19490 |
| 62 | Hart County | 19288 |
| 63 | Adair County | 18903 |
| 64 | Harrison County | 18692 |
| 65 | Russell County | 17991 |
| 66 | Mason County | 17120 |
| 67 | Garrard County | 16953 |
| 68 | McCreary County | 16888 |
| 69 | Lawrence County | 16293 |
| 70 | Rockcastle County | 16037 |
| 71 | Casey County | 15941 |
| 72 | Henry County | 15678 |
| 73 | Fleming County | 15082 |
| 74 | Larue County | 14867 |
| 75 | Pendleton County | 14644 |
| 76 | Knott County | 14251 |
| 77 | Estill County | 14163 |
| 78 | Trigg County | 14061 |
| 79 | Morgan County | 13726 |
| 80 | Breathitt County | 13718 |
| 81 | Union County | 13668 |
| 82 | Powell County | 13129 |
| 83 | Lewis County | 13080 |
| 84 | Webster County | 13017 |
| 85 | Jackson County | 12955 |
| 86 | Bath County | 12750 |
| 87 | Caldwell County | 12649 |
| 88 | Butler County | 12371 |
| 89 | Todd County | 12243 |
| 90 | Edmonson County | 12126 |
| 91 | Washington County | 12027 |
| 92 | Magoffin County | 11637 |
| 93 | Monroe County | 11338 |
| 94 | Martin County | 11287 |
| 95 | Owen County | 11278 |
| 96 | Green County | 11107 |
| 97 | Carroll County | 10810 |
| 98 | Leslie County | 10513 |
| 99 | Metcalfe County | 10286 |
| 100 | Clinton County | 9253 |
| 101 | McLean County | 9152 |
| 102 | Hancock County | 9095 |
| 103 | Crittenden County | 8990 |
| 104 | Livingston County | 8888 |
| 105 | Gallatin County | 8690 |
| 106 | Lyon County | 8680 |
| 107 | Trimble County | 8474 |
| 108 | Bracken County | 8400 |
| 109 | Ballard County | 7728 |
| 110 | Nicholas County | 7537 |
| 111 | Lee County | 7395 |
| 112 | Elliott County | 7354 |
| 113 | Wolfe County | 6562 |
| 114 | Fulton County | 6515 |
| 115 | Menifee County | 6113 |
| 116 | Cumberland County | 5888 |
| 117 | Carlisle County | 4826 |
| 118 | Hickman County | 4521 |
| 119 | Owsley County | 4051 |
| 120 | Robertson County | 2193 |