Ranking of Kentucky Counties By Population with Scotch Irish Ancestry in 2021

Updated on April 16, 2025.

Based on the US Census ACS-5Yrs estimates, in 2021, there were 58.98K people in Kentucky with Scotch Irish ancestry. Among all Kentucky counties, Jefferson County had the highest population with Scotch Irish ancestry (7.82K), followed by Fayette County (6.29K), and Warren County (2.21K).

The chart and table below shows the top 10 counties with high number of people with Scotch Irish ancestry.

You can see similar information for other states and for other ancestry groups in Kentucky.

Data Source: US Census Bureau.
Ranking of Kentucky Counties By Population with Scotch Irish Ancestry in 2021
Jefferson County
Fayette County
Warren County
Kenton County
Scott County
Boone County
Hardin County
Madison County
Pulaski County
Campbell County
Ranking of Kentucky Counties By Population with Scotch Irish Ancestry in 2021
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Rank County Population
1 Jefferson County 7822
2 Fayette County 6287
3 Warren County 2213
4 Kenton County 1956
5 Scott County 1699
6 Boone County 1697
7 Hardin County 1616
8 Madison County 1582
9 Pulaski County 1194
10 Campbell County 1049
11 Boyd County 1045
12 McCracken County 1023
13 Shelby County 1017
14 Daviess County 938
15 Oldham County 923
16 Bullitt County 832
17 Pike County 814
18 Christian County 782
19 Jessamine County 751
20 Franklin County 745
21 Perry County 744
22 Hopkins County 710
23 Clark County 641
24 Greenup County 593
25 Laurel County 587
26 Floyd County 569
27 Woodford County 568
28 Nelson County 547
29 Boyle County 524
30 Calloway County 466
31 Fleming County 455
32 Muhlenberg County 453
33 Barren County 446
34 Whitley County 440
35 Carter County 439
36 Allen County 437
37 Graves County 392
38 Letcher County 383
39 Harlan County 368
40 Bell County 366
40 Larue County 366
41 Anderson County 354
42 Rowan County 337
43 Ohio County 326
44 Henderson County 316
45 Logan County 311
46 Marshall County 304
47 Clinton County 296
48 Meade County 285
49 Livingston County 283
50 Adair County 281
51 Hart County 267
52 Johnson County 265
53 Mason County 262
54 Garrard County 260
55 Russell County 259
56 Leslie County 257
57 Knox County 251
58 Harrison County 241
59 Bath County 240
59 Simpson County 240
60 Mercer County 236
61 Powell County 226
62 Butler County 222
63 Breckinridge County 217
64 Todd County 200
65 Wolfe County 193
66 Rockcastle County 190
67 Green County 189
68 Breathitt County 186
69 Estill County 185
69 Grant County 185
70 Bourbon County 180
71 Lyon County 177
72 Grayson County 174
73 Menifee County 173
74 Knott County 167
75 Montgomery County 159
76 Marion County 155
77 Henry County 148
78 Lewis County 146
79 Lawrence County 145
80 Lincoln County 133
81 Crittenden County 132
82 Monroe County 131
83 McCreary County 128
83 Taylor County 128
84 Carroll County 119
85 Spencer County 117
86 Casey County 116
87 Owsley County 113
87 Washington County 113
88 Clay County 108
89 Metcalfe County 107
90 Morgan County 104
90 Union County 104
91 Edmonson County 102
92 Trigg County 93
93 Elliott County 92
94 Lee County 87
95 Owen County 84
95 Webster County 84
96 Magoffin County 71
97 Hancock County 70
97 Martin County 70
98 Jackson County 64
99 Caldwell County 63
99 McLean County 63
100 Cumberland County 54
101 Ballard County 52
101 Fulton County 52
102 Gallatin County 46
103 Trimble County 45
104 Nicholas County 38
105 Pendleton County 34
106 Hickman County 22
107 Carlisle County 19
108 Bracken County 18
109 Robertson County 17
109 Wayne County 17