Population in Kentucky by County

Total population.

U.S. Census Bureau · ACS 5-year 2020-2024 · Updated November 2026

Kentucky

4,534,824

Counties

120

Highest

Jefferson

783,022

Lowest

Robertson

2,283

All Kentucky counties, ranked

# Counties Population
1 Jefferson 783,022
2 Fayette 323,725
3 Kenton 171,288
4 Warren 140,918
5 Boone 139,841
6 Hardin 111,942
7 Daviess 103,648
8 Madison 95,769
9 Campbell 93,426
10 Bullitt 84,027
11 Christian 72,069
12 Oldham 69,257
13 McCracken 67,564
14 Pulaski 65,897
15 Laurel 62,983
16 Scott 59,536
17 Pike 56,727
18 Jessamine 54,588
19 Franklin 51,842
20 Shelby 49,096
21 Boyd 47,911
22 Nelson 47,606
23 Hopkins 45,119
24 Barren 44,938
25 Henderson 44,280
26 Calloway 38,224
27 Clark 37,192
28 Whitley 36,920
29 Graves 36,630
30 Greenup 35,501
31 Floyd 35,224
32 Marshall 31,743
33 Boyle 30,941
34 Muhlenberg 30,591
35 Meade 30,158
36 Knox 29,865
37 Montgomery 28,395
38 Logan 27,986
39 Perry 27,499
40 Woodford 27,279
41 Grayson 26,707
42 Taylor 26,397
43 Carter 26,341
44 Harlan 25,772
45 Grant 25,418
46 Rowan 24,578
47 Lincoln 24,504
48 Anderson 24,353
49 Ohio 23,735
50 Bell 23,509
51 Mercer 23,028
52 Johnson 22,334
53 Allen 21,293
54 Breckinridge 20,881
55 Letcher 20,808
56 Bourbon 20,240
57 Spencer 20,193
58 Simpson 19,972
59 Clay 19,921
60 Marion 19,749
61 Hart 19,603
62 Wayne 19,602
63 Harrison 19,140
64 Adair 19,089
65 Russell 18,221
66 Garrard 17,568
67 Mason 16,956
68 McCreary 16,867
69 Rockcastle 16,163
70 Lawrence 16,077
71 Casey 15,914
72 Henry 15,856
73 Fleming 15,323
74 Larue 15,107
75 Pendleton 14,723
76 Trigg 14,315
77 Morgan 14,053
78 Estill 14,035
79 Knott 13,830
80 Breathitt 13,276
81 Union 13,260
82 Jackson 13,086
83 Powell 13,038
84 Lewis 12,965
85 Bath 12,851
86 Webster 12,842
87 Caldwell 12,618
88 Todd 12,469
89 Butler 12,393
90 Edmonson 12,355
91 Washington 12,140
92 Green 11,369
93 Magoffin 11,348
94 Owen 11,330
95 Monroe 11,269
96 Martin 11,027
97 Carroll 10,954
98 Metcalfe 10,425
99 Leslie 10,079
100 Clinton 9,202
101 McLean 9,114
102 Hancock 9,034
103 Crittenden 8,979
104 Livingston 8,903
105 Lyon 8,900
106 Gallatin 8,769
107 Trimble 8,550
108 Bracken 8,444
109 Nicholas 7,708
110 Ballard 7,654
111 Lee 7,339
112 Elliott 7,307
113 Wolfe 6,443
114 Fulton 6,409
115 Menifee 6,230
116 Cumberland 5,948
117 Carlisle 4,762
118 Hickman 4,439
119 Owsley 3,971
120 Robertson 2,283

About this dataset

Total population. Source: ACS 5-year 2020-2024 Data Profile, variable DP05_0001E. Values in people.

Source
U.S. Census Bureau
Citation
U.S. Census Bureau, American Community Survey 5-Year Estimates Data Profiles (2020-2024), DP05_0001E
Vintage
ACS 5-year 2020-2024
License
Public domain (U.S. Census Bureau)
Unit
people
Available at
State · County · ZIP code
Territory roll-up
Summed across each territory
Last loaded
November 2026

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US Population nationwide