How many counties in Kentucky? All 120 listed
Quick answer
Kentucky has 120 counties and county equivalents holding 4,510,725 residents. The most populous county in Kentucky is Jefferson County with 777,392 residents; the smallest is Robertson County. County boundaries divide the state's land area — measured in square miles by the Census Bureau — into the units used for property assessment, elections and local sales tax. The statewide sales tax base rate is 6% with no local add-ons.
All 120 counties
Ranked by population, Census 2019-2023 ACS 5-year estimates.
| County | Population | Median income | Median home value | Median rent |
|---|---|---|---|---|
| Jefferson County | 777,392 | $67,849 | $237,200 | $1,097 |
| Fayette County | 321,122 | $67,631 | $272,100 | $1,101 |
| Kenton County | 169,817 | $79,421 | $227,500 | $1,018 |
| Boone County | 137,676 | $94,752 | $253,200 | $1,253 |
| Warren County | 137,549 | $64,801 | $242,600 | $963 |
| Hardin County | 111,452 | $67,608 | $205,900 | $947 |
| Daviess County | 103,195 | $65,323 | $185,800 | $906 |
| Madison County | 94,064 | $62,407 | $220,700 | $851 |
| Campbell County | 93,193 | $77,271 | $234,500 | $1,079 |
| Bullitt County | 83,209 | $77,640 | $233,700 | $973 |
| Christian County | 72,599 | $54,190 | $149,200 | $999 |
| Oldham County | 68,600 | $121,491 | $375,000 | $1,142 |
| McCracken County | 67,584 | $62,385 | $182,900 | $861 |
| Pulaski County | 65,503 | $50,943 | $156,300 | $835 |
| Laurel County | 62,731 | $56,999 | $143,400 | $789 |
| Scott County | 58,269 | $83,660 | $264,200 | $1,181 |
| Pike County | 57,466 | $42,179 | $104,200 | $837 |
| Jessamine County | 53,792 | $74,886 | $245,100 | $994 |
| Franklin County | 51,563 | $66,470 | $198,700 | $946 |
| Shelby County | 48,599 | $82,671 | $277,500 | $998 |
| Boyd County | 48,043 | $60,659 | $126,300 | $839 |
| Nelson County | 47,102 | $67,888 | $224,100 | $932 |
| Hopkins County | 45,143 | $57,610 | $128,800 | $841 |
| Barren County | 44,670 | $49,171 | $166,900 | $784 |
| Henderson County | 44,493 | $58,239 | $165,700 | $794 |
| Calloway County | 37,882 | $51,854 | $181,200 | $828 |
| Clark County | 37,004 | $67,824 | $197,900 | $883 |
| Whitley County | 36,755 | $41,719 | $120,600 | $720 |
| Graves County | 36,612 | $50,576 | $139,000 | $713 |
| Greenup County | 35,639 | $59,613 | $135,300 | $836 |
| Floyd County | 35,342 | $41,582 | $93,300 | $713 |
| Marshall County | 31,728 | $63,611 | $173,700 | $773 |
| Muhlenberg County | 30,712 | $52,672 | $121,300 | $712 |
| Boyle County | 30,708 | $61,635 | $200,700 | $770 |
| Knox County | 30,034 | $33,153 | $109,200 | $631 |
| Meade County | 30,032 | $70,163 | $195,000 | $976 |
| Montgomery County | 28,271 | $57,468 | $163,800 | $796 |
| Perry County | 27,847 | $45,261 | $90,700 | $795 |
| Logan County | 27,731 | $61,535 | $151,500 | $719 |
| Woodford County | 27,017 | $80,006 | $270,400 | $1,000 |
| Grayson County | 26,586 | $49,893 | $160,100 | $653 |
| Carter County | 26,515 | $50,389 | $126,100 | $701 |
| Taylor County | 26,205 | $61,871 | $163,700 | $691 |
| Harlan County | 26,185 | $37,198 | $73,100 | $651 |
| Grant County | 25,238 | $67,940 | $185,500 | $855 |
| Rowan County | 24,525 | $53,657 | $155,900 | $815 |
| Lincoln County | 24,415 | $50,862 | $139,300 | $730 |
| Anderson County | 24,098 | $71,747 | $213,200 | $870 |
| Bell County | 23,878 | $32,403 | $83,000 | $617 |
| Ohio County | 23,704 | $54,369 | $113,400 | $774 |
| Mercer County | 22,824 | $63,115 | $189,700 | $802 |
| Johnson County | 22,464 | $43,014 | $125,300 | $698 |
| Letcher County | 21,146 | $40,501 | $70,500 | $651 |
| Allen County | 21,029 | $59,029 | $176,300 | $750 |
| Breckinridge County | 20,722 | $53,673 | $141,400 | $730 |
| Bourbon County | 20,174 | $56,322 | $211,600 | $745 |
| Clay County | 20,105 | $39,607 | $87,300 | $698 |
| Spencer County | 19,875 | $98,333 | $297,600 | $954 |
| Simpson County | 19,786 | $57,392 | $195,700 | $1,011 |
| Marion County | 19,680 | $55,404 | $158,700 | $731 |
| Wayne County | 19,592 | $41,933 | $121,700 | $666 |
| Hart County | 19,470 | $49,653 | $124,600 | $692 |
| Adair County | 19,016 | $50,316 | $134,800 | $775 |
| Harrison County | 18,971 | $63,205 | $188,900 | $755 |
| Russell County | 18,117 | $50,520 | $148,200 | $660 |
| Garrard County | 17,346 | $62,572 | $186,800 | $793 |
| Mason County | 16,995 | $51,473 | $157,500 | $724 |
| McCreary County | 16,905 | $37,355 | $77,000 | $588 |
| Lawrence County | 16,171 | $45,584 | $108,100 | $729 |
| Rockcastle County | 16,144 | $48,367 | $119,300 | $678 |
| Casey County | 15,951 | $41,689 | $135,700 | $645 |
| Henry County | 15,774 | $60,736 | $181,300 | $871 |
| Fleming County | 15,221 | $49,663 | $115,200 | $677 |
| Larue County | 15,028 | $67,770 | $177,500 | $816 |
| Pendleton County | 14,683 | $66,601 | $160,800 | $800 |
| Trigg County | 14,211 | $54,630 | $192,000 | $802 |
| Estill County | 14,079 | $43,905 | $111,900 | $689 |
| Knott County | 14,046 | $37,736 | $74,600 | $731 |
| Morgan County | 13,938 | $47,493 | $106,000 | $670 |
| Breathitt County | 13,438 | $41,101 | $61,800 | $543 |
| Union County | 13,379 | $60,989 | $109,000 | $787 |
| Powell County | 13,057 | $39,811 | $142,400 | $743 |
| Lewis County | 13,028 | $41,632 | $86,100 | $757 |
| Jackson County | 13,003 | $41,410 | $107,000 | $758 |
| Webster County | 12,873 | $58,786 | $97,600 | $774 |
| Bath County | 12,812 | $54,128 | $111,800 | $600 |
| Caldwell County | 12,631 | $57,618 | $113,500 | $724 |
| Butler County | 12,373 | $52,003 | $105,500 | $688 |
| Todd County | 12,330 | $57,759 | $157,400 | $841 |
| Edmonson County | 12,243 | $54,512 | $136,600 | $739 |
| Washington County | 12,091 | $59,762 | $168,300 | $696 |
| Magoffin County | 11,495 | $33,632 | $88,300 | $633 |
| Monroe County | 11,318 | $49,430 | $116,300 | $629 |
| Green County | 11,278 | $41,087 | $118,900 | $612 |
| Owen County | 11,270 | $59,706 | $165,000 | $775 |
| Martin County | 11,181 | $46,185 | $84,900 | $441 |
| Carroll County | 10,878 | $57,753 | $129,800 | $853 |
| Metcalfe County | 10,372 | $48,572 | $103,100 | $549 |
| Leslie County | 10,261 | $40,176 | $74,100 | $520 |
| Clinton County | 9,240 | $42,168 | $114,000 | $629 |
| McLean County | 9,127 | $70,549 | $145,600 | $602 |
| Hancock County | 9,032 | $66,836 | $137,600 | $752 |
| Crittenden County | 8,972 | $47,003 | $115,700 | $618 |
| Livingston County | 8,941 | $59,713 | $116,300 | $912 |
| Lyon County | 8,831 | $64,464 | $183,600 | $809 |
| Gallatin County | 8,749 | $62,247 | $169,400 | $858 |
| Trimble County | 8,531 | $67,813 | $172,700 | $935 |
| Bracken County | 8,427 | $59,521 | $116,400 | $748 |
| Ballard County | 7,678 | $64,740 | $132,900 | $826 |
| Nicholas County | 7,655 | $53,616 | $119,600 | $654 |
| Lee County | 7,375 | $34,182 | $82,100 | $593 |
| Elliott County | 7,336 | $40,074 | $97,400 | $427 |
| Wolfe County | 6,484 | $29,052 | $66,400 | $507 |
| Fulton County | 6,440 | $36,834 | $78,100 | $542 |
| Menifee County | 6,203 | $44,672 | $111,500 | $634 |
| Cumberland County | 5,948 | $39,662 | $128,600 | $553 |
| Carlisle County | 4,763 | $62,019 | $104,700 | $792 |
| Hickman County | 4,470 | $63,750 | $92,300 | $717 |
| Owsley County | 4,021 | $31,064 | $79,900 | $551 |
| Robertson County | 2,239 | $52,337 | $123,400 | $543 |
Source: US Census Bureau, ACS 2019-2023 5-year estimates · rates as published for 2019-2023 ACS 5-year
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