Ranking of Missouri Counties By Percentage of Non-Hispanic White Alone Population Aged 25 years and above with an Educational attainment of High School Graduate or Equivalent in 2021 (ACS-5Yrs)

Updated on September 5, 2025.

Based on the US Census ACS-5Yrs estimates, in 2021, the percentage of the Missouri Non-Hispanic White Alone population (aged 25 years and above) who had an educational attainment of High School Graduate or Equivalent was 30.70%. Among all Missouri counties, Sullivan County had the highest percentage of its Non-Hispanic White Alone population (aged 25 years and above) with an educational attainment of High School Graduate or Equivalent (52.89%), followed by Pike County (50.84%), and Carter County (50.10%).

The chart below shows the top 10 Missouri counties, and the table below shows the ranking of all Missouri 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 Missouri Counties By Percentage of Non-Hispanic White Alone Population (Aged 25yrs+) with an Educational Attainment of High School Graduate or Equivalent in 2021
Sullivan County
Pike County
Carter County
Schuyler County
Monroe County
Dallas County
Bollinger County
Worth County
Ralls County
Hickory County
Ranking of Missouri Counties By Percentage of Non-Hispanic White Alone Population (Aged 25yrs+) with an Educational Attainment of High School Graduate or Equivalent in 2021
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Rank County Percentage of Population (Aged 25yrs+) (%)
1 Sullivan County 52.89
2 Pike County 50.84
3 Carter County 50.10
4 Schuyler County 49.91
5 Monroe County 49.57
6 Dallas County 49.30
7 Bollinger County 49.16
8 Worth County 48.88
9 Ralls County 48.76
10 Hickory County 48.43
11 Bates County 48.21
12 Mississippi County 46.97
13 Holt County 46.88
14 Linn County 46.79
15 Chariton County 46.68
16 DeKalb County 46.40
17 Ray County 46.09
18 Harrison County 46.05
19 Lewis County 45.98
20 Macon County 45.77
21 Knox County 45.67
22 Shannon County 45.56
23 Caldwell County 45.24
24 Clark County 45.23
25 Carroll County 45.12
26 Pemiscot County 44.70
27 Mercer County 44.40
28 New Madrid County 44.16
29 McDonald County 44.12
30 Atchison County 44.07
31 Oregon County 43.82
32 Stoddard County 43.75
33 Clinton County 43.59
34 Montgomery County 43.55
34 Wright County 43.55
35 Henry County 43.40
36 Dade County 43.31
37 Wayne County 42.98
38 Lafayette County 42.81
39 Shelby County 42.71
40 St. Clair County 42.67
41 Laclede County 42.66
42 Madison County 42.65
43 Osage County 42.37
44 Dent County 42.30
45 Audrain County 42.27
46 Livingston County 42.26
47 Moniteau County 42.11
48 Gentry County 42.10
49 Ripley County 41.85
50 Ozark County 41.36
51 Lincoln County 41.33
52 Dunklin County 41.27
53 Douglas County 41.23
54 Benton County 40.92
55 Scotland County 40.69
56 Daviess County 40.60
57 Vernon County 40.58
58 Gasconade County 40.49
59 Putnam County 40.45
60 Miller County 40.28
61 Perry County 40.09
62 Iron County 40.02
63 Howell County 39.99
64 Texas County 39.92
65 Crawford County 39.91
65 Reynolds County 39.91
66 Barton County 39.88
67 Lawrence County 39.75
68 Nodaway County 39.71
69 Butler County 39.62
69 Morgan County 39.62
70 Washington County 39.56
71 Saline County 39.54
72 Barry County 39.43
73 Maries County 39.26
74 Cedar County 39.08
75 Webster County 38.70
76 Buchanan County 38.56
77 Randolph County 38.29
78 Ste. Genevieve County 38.25
79 St. Francois County 37.93
80 Warren County 37.92
81 Andrew County 37.72
82 Cooper County 37.71
83 Polk County 37.37
84 Scott County 37.07
85 Grundy County 36.76
86 Marion County 36.75
87 Camden County 36.55
88 Callaway County 36.54
89 Pettis County 35.98
90 Newton County 35.60
91 Adair County 34.93
91 Taney County 34.93
92 Stone County 34.76
93 Jasper County 34.54
94 Howard County 34.11
95 Franklin County 34.01
96 Cass County 33.38
97 Johnson County 32.03
98 Cape Girardeau County 31.74
99 Jefferson County 31.53
100 Pulaski County 31.47
101 Phelps County 31.21
102 Christian County 29.21
103 Cole County 29.19
104 Greene County 28.38
105 Clay County 27.49
106 Jackson County 25.81
107 St. Charles County 23.84
108 Platte County 21.76
109 Boone County 19.47
110 St. Louis County 18.93
111 St. Louis city 17.44