Largest Counties in Kentucky

Rank County Population County Seat Established Area (km2) Density
1 Jefferson County 760,015 Louisville 1780 997 762.3
2 Fayette County 310,786 Lexington 1780 736 422.26
3 Kenton County 163,918 Covington 1840 422 388.43
4 Boone County 126,402 Burlington 1798 637 198.43
5 Warren County 120,449 Bowling Green 1796 1,412 85.3
6 Hardin County 108,255 Elizabethtown 1792 1,627 66.54
7 Daviess County 98,264 Owensboro 1815 1,197 82.09
8 Campbell County 91,822 Alexandria 1794 394 233.05
9 Madison County 87,329 Richmond 1785 1,142 76.47
10 Bullitt County 77,944 Shepherdsville 1796 774 100.7
11 Christian County 74,239 Hopkinsville 1796 1,867 39.76
12 McCracken County 65,305 Paducah 1825 650 100.47
13 Pulaski County 63,814 Somerset 1798 1,715 37.21
14 Oldham County 63,479 La Grange 1823 490 129.55
15 Pike County 63,023 Pikeville 1821 2,041 30.88
16 Laurel County 60,004 London 1825 1,129 53.15
17 Scott County 51,273 Georgetown 1792 738 69.48
18 Jessamine County 50,804 Nicholasville 1798 448 113.4
19 Franklin County 49,869 Frankfort 1794 544 91.67
20 Boyd County 48,821 Catlettsburg 1860 414 117.93
21 Henderson County 46,456 Henderson 1798 1,140 40.75
22 Hopkins County 46,365 Madisonville 1806 1,427 32.49
23 Shelby County 44,864 Shelbyville 1792 995 45.09
24 Nelson County 44,801 Bardstown 1784 1,096 40.88
25 Barren County 43,137 Glasgow 1798 1,272 33.91
26 Calloway County 38,271 Murray 1822 1,000 38.27
27 Floyd County 38,097 Prestonsburg 1800 1,020 37.35
28 Graves County 37,607 Mayfield 1824 1,440 26.12
29 Greenup County 36,297 Greenup 1803 896 40.51
30 Clark County 35,747 Winchester 1792 658 54.33
31 Whitley County 35,492 Williamsburg 1818 1,140 31.13
32 Knox County 31,787 Barbourville 1799 1,005 31.63
33 Muhlenberg County 31,196 Greenville 1798 1,230 25.36
34 Marshall County 30,942 Benton 1842 790 39.17
35 Boyle County 29,695 Danville 1842 471 63.05
36 Meade County 29,128 Brandenburg 1823 798 36.5
37 Harlan County 28,152 Harlan 1819 1,210 23.27
38 Bell County 27,767 Pineville 1867 935 29.7
39 Perry County 27,586 Hazard 1820 886 31.14
40 Montgomery County 27,463 Mount Sterling 1796 515 53.33
41 Carter County 27,212 Grayson 1838 1,064 25.58
42 Logan County 26,856 Russellville 1792 1,440 18.65
43 Grayson County 26,183 Leitchfield 1810 1,305 20.06
44 Woodford County 25,552 Versailles 1788 495 51.62
45 Taylor County 25,246 Campbellsville 1848 699 36.12
46 Grant County 24,864 Williamstown 1820 673 36.95
47 Lincoln County 24,434 Stanford 1780 873 27.99
48 Ohio County 23,966 Hartford 1798 1,538 15.58
49 Rowan County 23,644 Morehead 1856 728 32.48
50 Letcher County 23,348 Whitesburg 1842 878 26.59
51 Johnson County 23,251 Paintsville 1843 679 34.24
52 Anderson County 21,877 Lawrenceburg 1827 526 41.59
53 Mercer County 21,308 Harrodsburg 1785 650 32.78
54 Clay County 21,136 Manchester 1807 1,220 17.32
55 Wayne County 20,475 Monticello 1800 1,189 17.22
56 Allen County 20,373 Scottsville 1815 896 22.74
57 Marion County 19,996 Lebanon 1834 899 22.24
58 Bourbon County 19,961 Paris 1785 754 26.47
59 Breckinridge County 19,877 Hardinsburg 1799 1,481 13.42
60 Adair County 19,193 Columbia 1802 1,054 18.21
61 Hart County 18,586 Munfordville 1819 1,077 17.26
62 Harrison County 18,581 Cynthiana 1793 803 23.14
63 McCreary County 17,852 Whitley City 1912 1,109 16.1
64 Simpson County 17,815 Franklin 1819 611 29.16
65 Russell County 17,763 Jamestown 1825 658 27
66 Spencer County 17,657 Taylorsville 1824 482 36.63
67 Mason County 17,155 Maysville 1788 624 27.49
68 Garrard County 16,847 Lancaster 1796 598 28.17
69 Rockcastle County 16,815 Mount Vernon 1810 824 20.41
70 Knott County 15,881 Hindman 1884 912 17.41
71 Casey County 15,880 Liberty 1806 1,155 13.75
72 Lawrence County 15,793 Louisa 1821 1,085 14.56
73 Henry County 15,561 New Castle 1798 749 20.78
74 Union County 15,154 Morganfield 1811 894 16.95
75 Fleming County 14,534 Flemingsburg 1798 909 15.99
76 Pendleton County 14,482 Falmouth 1798 725 19.98
77 Estill County 14,436 Irvine 1808 658 21.94
78 LaRue County 14,169 Hodgenville 1843 681 20.81
79 Trigg County 14,131 Cadiz 1820 1,147 12.32
80 Lewis County 13,869 Vanceburg 1806 1,254 11.06
81 Breathitt County 13,398 Jackson 1839 1,282 10.45
82 Morgan County 13,292 West Liberty 1822 987 13.47
83 Jackson County 13,278 McKee 1858 896 14.82
84 Webster County 13,225 Dixon 1860 868 15.24
85 Magoffin County 12,902 Salyersville 1860 803 16.07
86 Butler County 12,864 Morgantown 1810 1,109 11.6
87 Caldwell County 12,714 Princeton 1809 899 14.14
88 Martin County 12,526 Inez 1870 598 20.95
89 Todd County 12,509 Elkton 1819 974 12.84
90 Powell County 12,423 Stanton 1852 466 26.66
91 Bath County 12,195 Owingsville 1811 723 16.87
92 Edmonson County 12,002 Brownsville 1825 785 15.29
93 Washington County 11,948 Springfield 1792 780 15.32
94 Green County 11,032 Greensburg 1792 749 14.73
95 Leslie County 10,907 Hyden 1878 1,046 10.43
96 Carroll County 10,804 Carrollton 1838 337 32.06
97 Monroe County 10,693 Tompkinsville 1820 857 12.48
98 Owen County 10,634 Owenton 1819 912 11.66
99 Clinton County 10,154 Albany 1835 513 19.79
100 Metcalfe County 9,979 Edmonton 1860 754 13.23
101 McLean County 9,467 Calhoun 1854 658 14.39
102 Livingston County 9,348 Smithland 1799 818 11.43
103 Crittenden County 9,213 Marion 1842 938 9.82
104 Trimble County 8,775 Bedford 1837 386 22.73
105 Hancock County 8,742 Hawesville 1829 490 17.84
106 Gallatin County 8,578 Warsaw 1798 256 33.51
107 Lyon County 8,419 Eddyville 1854 559 15.06
108 Bracken County 8,395 Brooksville 1796 526 15.96
109 Ballard County 8,229 Wickliffe 1842 650 12.66
110 Elliott County 7,661 Sandy Hook 1869 606 12.64
111 Lee County 7,583 Beattyville 1870 544 13.94
112 Wolfe County 7,203 Campton 1860 578 12.46
113 Nicholas County 7,030 Carlisle 1799 510 13.78
114 Cumberland County 6,734 Burkesville 1798 793 8.49
115 Menifee County 6,276 Frenchburg 1869 528 11.89
116 Fulton County 6,254 Hickman 1845 541 11.56
117 Carlisle County 4,967 Bardwell 1886 497 9.99
118 Hickman County 4,723 Clinton 1821 632 7.47
119 Owsley County 4,497 Booneville 1843 513 8.77
120 Robertson County 2,186 Mount Olivet 1867 259 8.44

Largest Counties in Kentucky

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