Ranking of Tennessee Counties By Non-Hispanic White Alone Population Aged 25 years and above with an Educational attainment of Less than High School Diploma in 2021 (ACS-5Yrs)

Updated on September 5, 2025.

Based on the US Census ACS-5Yrs estimates, in 2021, the Tennessee Non-Hispanic White Alone population (aged 25 years and above) who had an educational attainment of Less than High School Diploma was 350,773. Among all Tennessee counties, Knox County had the highest Non-Hispanic White Alone population (aged 25 years and above) with an educational attainment of Less than High School Diploma (17,475), followed by Davidson County (16,032), and Hamilton County (12,978).

The chart below shows the top 10 Tennessee counties, and the table below shows the ranking of all Tennessee counties.

You can see similar information for other educational attainments, and for other races and ethnicities.

You can also see similar information for other states and for the United States.

Ranking of Tennessee Counties By Non-Hispanic White Alone Population (Aged 25yrs+) with an Educational Attainment of Less than High School Diploma in 2021
Knox County
Davidson County
Hamilton County
Sullivan County
Shelby County
Sumner County
Blount County
Rutherford County
Sevier County
Bradley County
Ranking of Tennessee Counties By Non-Hispanic White Alone Population (Aged 25yrs+) with an Educational Attainment of Less than High School Diploma in 2021
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Rank County Number of People
1 Knox County 17475
2 Davidson County 16032
3 Hamilton County 12978
4 Sullivan County 12516
5 Shelby County 9518
6 Sumner County 9416
7 Blount County 8591
8 Rutherford County 8505
9 Sevier County 8020
10 Bradley County 7369
11 Washington County 7201
12 Greene County 7031
13 Campbell County 5353
14 Hawkins County 5266
15 Carter County 5265
16 Wilson County 5146
17 Montgomery County 4922
18 Cumberland County 4843
19 Jefferson County 4795
20 Robertson County 4678
21 Hamblen County 4657
22 Anderson County 4549
23 Putnam County 4495
24 McMinn County 4475
25 Monroe County 4414
26 Williamson County 4331
27 Coffee County 4212
28 Dickson County 4173
29 Cocke County 4020
30 Claiborne County 4000
31 Maury County 3993
32 Lawrence County 3798
33 Bedford County 3785
34 Marion County 3613
35 Warren County 3596
36 Roane County 3558
37 Loudon County 3518
38 White County 3308
39 Gibson County 3224
40 Tipton County 3152
41 Rhea County 3129
42 Cheatham County 3114
43 Macon County 3081
44 Grainger County 3063
45 Madison County 3012
46 Scott County 2923
47 Union County 2870
48 Lincoln County 2848
49 Overton County 2834
50 Franklin County 2827
51 Hardin County 2825
52 Obion County 2795
53 Henry County 2756
54 Hickman County 2740
55 Fentress County 2554
56 McNairy County 2501
57 Morgan County 2448
58 Dyer County 2428
59 Weakley County 2420
60 Bledsoe County 2323
61 DeKalb County 2257
62 Henderson County 2244
63 Johnson County 2211
64 Giles County 2162
65 Marshall County 2110
66 Carroll County 1997
67 Polk County 1978
68 Sequatchie County 1870
69 Wayne County 1865
70 Lauderdale County 1820
71 Grundy County 1777
72 Hardeman County 1720
73 Benton County 1695
74 Unicoi County 1669
75 Humphreys County 1641
76 Smith County 1638
77 Fayette County 1575
77 Jackson County 1575
78 Chester County 1502
79 Cannon County 1475
80 Meigs County 1361
81 Lewis County 1299
82 Perry County 1266
83 Decatur County 1189
84 Stewart County 1170
85 Clay County 973
86 Crockett County 965
87 Lake County 936
88 Trousdale County 886
89 Hancock County 873
90 Van Buren County 813
91 Haywood County 801
92 Houston County 797
93 Pickett County 788
94 Moore County 593