Ranking of Tennessee Counties By Total Voting-age Population (18yrs and over) from Census 2020

Updated on August 22, 2023.

According to the data from the US 2020 Census, as at April 2020, among all the counties in Tennessee, Shelby County had the highest voting-age population (18 years and over) (706.06K), followed by Davidson County (572.82K), and Knox County (378.60K).

The chart below shows the top 10 counties with high voting-age population, and the table below shows the ranking of all Tennessee counties based on voting-age population.

You can also see the ranking of counties by population for other states as well as for the whole United States.

Ranking of Tennessee Counties By Total Voting-age Population from Census 2020
Shelby
Davidson
Knox
Hamilton
Rutherford
Williamson
Montgomery
Sumner
Sullivan
Wilson
Ranking of Tennessee Counties By Total Voting-age Population from Census 2020
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Rank County Voting-age Population
1 Shelby County 706063
2 Davidson County 572818
3 Knox County 378602
4 Hamilton County 289447
5 Rutherford County 255546
6 Williamson County 179443
7 Montgomery County 160622
8 Sumner County 149662
9 Sullivan County 127939
10 Wilson County 112798
11 Washington County 107694
12 Blount County 107665
13 Bradley County 84901
14 Sevier County 78359
15 Maury County 77854
16 Madison County 77242
17 Putnam County 63201
18 Anderson County 60836
19 Greene County 56339
20 Robertson County 55560
21 Cumberland County 50574
22 Hamblen County 49514
23 Tipton County 46052
24 Carter County 45897
25 Hawkins County 45408
26 Loudon County 44686
27 Coffee County 44600
28 Jefferson County 43731
29 Roane County 42981
30 Dickson County 42204
31 McMinn County 42012
32 Gibson County 38270
33 Bedford County 37654
34 Monroe County 36473
35 Franklin County 34398
36 Fayette County 34105
37 Lawrence County 33353
38 Cheatham County 32259
39 Warren County 31461
40 Campbell County 31248
41 Cocke County 28934
42 Dyer County 27943
43 Lincoln County 27475
44 Weakley County 26499
45 Marshall County 26287
46 Claiborne County 25936
47 Rhea County 25634
48 Henry County 25561
49 Obion County 24096
50 Giles County 23982
51 Marion County 22917
52 Carroll County 22484
53 Henderson County 21559
54 Hardin County 21369
55 White County 21367
56 Hardeman County 20791
57 McNairy County 20415
58 Hickman County 19743
59 Lauderdale County 19634
60 Macon County 19078
61 Grainger County 18704
62 Overton County 17637
63 Morgan County 16898
64 Scott County 16531
65 DeKalb County 15664
66 Union County 15355
67 Smith County 15324
68 Johnson County 14811
69 Unicoi County 14713
70 Fentress County 14688
71 Humphreys County 14658
72 Polk County 14253
73 Haywood County 13841
74 Chester County 13491
75 Wayne County 13337
76 Benton County 12773
77 Sequatchie County 12505
78 Bledsoe County 12310
79 Cannon County 11408
80 Grundy County 10768
81 Stewart County 10756
82 Crockett County 10643
83 Meigs County 10101
84 Lewis County 9757
85 Trousdale County 9424
86 Jackson County 9418
87 Decatur County 9122
88 Perry County 6570
89 Houston County 6501
90 Clay County 6038
91 Lake County 5967
92 Hancock County 5278
93 Moore County 5128
94 Van Buren County 4836
95 Pickett County 4090