Ranking of Mississippi Counties By Percentage of Population with Irish Ancestry in 2021

Updated on April 16, 2025.

Based on the US Census ACS-5Yrs estimates, in 2021, there were 205.70K people in Mississippi with Irish ancestry (6.93% of Mississippi population). Among all Mississippi counties, Tishomingo County had the highest percentage of its population with Irish ancestry (14.56%), followed by Alcorn County (12.92%), and Prentiss County (12.53%).

The chart and table below shows the top 10 counties with high percentage of its population having Irish ancestry.

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

Data Source: US Census Bureau.
Ranking of Mississippi Counties By Percentage of Population with Irish Ancestry in 2021
Tishomingo County
Alcorn County
Prentiss County
Perry County
Webster County
Hancock County
Lamar County
Stone County
Yalobusha County
George County
Ranking of Mississippi Counties By Percentage of Population with Irish Ancestry in 2021
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Rank County Percentage of Pop. (%)
1 Tishomingo County 14.56
2 Alcorn County 12.92
3 Prentiss County 12.53
4 Perry County 12.44
5 Webster County 12.27
6 Hancock County 12.16
7 Lamar County 11.47
8 Stone County 10.96
9 Yalobusha County 10.69
10 George County 10.51
10 Union County 10.51
11 Pearl River County 10.50
12 Pontotoc County 10.48
13 Benton County 10.06
14 Amite County 9.87
15 Rankin County 9.23
16 Tippah County 8.90
17 Harrison County 8.86
18 Forrest County 8.82
19 Greene County 8.70
20 Lee County 8.32
21 Itawamba County 8.03
22 Lafayette County 7.97
23 Choctaw County 7.93
24 Oktibbeha County 7.83
25 DeSoto County 7.79
25 Jackson County 7.79
26 Tate County 7.78
27 Quitman County 7.63
28 Attala County 7.58
28 Clarke County 7.58
29 Wayne County 7.10
30 Madison County 7.01
31 Grenada County 6.98
32 Monroe County 6.94
33 Winston County 6.85
34 Jones County 6.19
35 Newton County 6.15
36 Smith County 6.06
37 Marion County 5.97
38 Walthall County 5.93
39 Lauderdale County 5.87
40 Franklin County 5.79
41 Lawrence County 5.38
42 Lowndes County 5.37
43 Lincoln County 5.30
44 Neshoba County 5.23
45 Scott County 5.12
46 Calhoun County 5.11
47 Pike County 4.98
48 Warren County 4.91
49 Copiah County 4.79
50 Marshall County 4.75
51 Adams County 4.74
52 Jefferson Davis County 4.68
53 Panola County 4.65
54 Leake County 4.54
55 Noxubee County 4.36
56 Montgomery County 4.26
57 Clay County 4.12
58 Yazoo County 4.02
59 Simpson County 3.94
60 Wilkinson County 3.72
61 Jefferson County 3.68
62 Bolivar County 3.57
63 Coahoma County 3.45
64 Sharkey County 3.44
65 Chickasaw County 3.42
66 Covington County 3.39
67 Humphreys County 3.32
68 Hinds County 3.26
69 Sunflower County 3.20
70 Tallahatchie County 3.18
71 Kemper County 2.79
72 Washington County 2.78
73 Jasper County 2.75
74 Carroll County 2.73
75 Tunica County 2.50
76 Issaquena County 2.07
77 Leflore County 1.39
78 Claiborne County 1.38
79 Holmes County 0.85