Ranking of Missouri Counties By Percentage of Population Aged 25 years and above with an Educational attainment of Bachelors or Higher in 2021 (ACS-5Yrs)

Updated on September 3, 2025.

Based on the US Census ACS-5Yrs estimates, in 2021, the percentage of the population of Missouri (aged 25 years and above) who had an educational attainment of Bachelors or Higher was 30.69%. Among all Missouri counties, Boone County had the highest percentage of its population (aged 25 years and above) with an educational attainment of Bachelors or Higher (48.51%), followed by St. Louis County (45.29%), and Platte County (44.38%).

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.

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

Ranking of Missouri Counties By Percentage of Population (Aged 25yrs+) with an Educational Attainment of Bachelors or Higher in 2021
Boone County
St. Louis County
Platte County
St. Charles County
St. Louis city
Cole County
Clay County
Adair County
Cape Girardeau County
Jackson County
Ranking of Missouri Counties By Percentage of Population (Aged 25yrs+) with an Educational Attainment of Bachelors or Higher in 2021
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Rank County Percentage of Population (Aged 25yrs+) (%)
1 Boone County 48.51
2 St. Louis County 45.29
3 Platte County 44.38
4 St. Charles County 41.79
5 St. Louis city 38.01
6 Cole County 35.31
7 Clay County 34.16
8 Adair County 32.98
9 Cape Girardeau County 32.75
10 Jackson County 32.40
11 Greene County 31.85
12 Christian County 31.47
13 Phelps County 31.21
14 Johnson County 29.15
15 Pulaski County 29.08
16 Howard County 27.72
17 Andrew County 27.28
18 Cass County 27.22
19 Nodaway County 27.03
20 Saline County 24.42
21 Marion County 24.30
22 Callaway County 24.02
23 Jasper County 23.93
24 Cooper County 23.28
25 Newton County 22.53
26 Camden County 22.40
27 Taney County 22.31
28 Buchanan County 22.14
29 Jefferson County 22.10
30 Osage County 21.73
31 Polk County 21.64
32 Lafayette County 21.47
33 Clinton County 21.28
34 Franklin County 21.14
35 Holt County 20.86
36 Stone County 20.70
37 Atchison County 20.66
38 Scott County 20.29
39 Daviess County 20.02
40 Livingston County 19.98
41 Gentry County 19.85
42 Miller County 19.68
43 Carroll County 19.65
44 Warren County 19.59
45 Barton County 19.51
46 Chariton County 19.25
46 Perry County 19.25
47 Linn County 19.08
47 Vernon County 19.08
48 Ste. Genevieve County 19.04
49 Shelby County 18.93
50 Lincoln County 18.76
51 Putnam County 18.68
52 Mercer County 18.37
53 Worth County 18.35
54 Webster County 18.34
55 Moniteau County 18.30
56 Pettis County 18.26
57 Randolph County 18.21
58 Howell County 18.20
59 Gasconade County 18.10
60 Macon County 17.75
61 Maries County 17.03
62 Laclede County 16.68
63 Harrison County 16.63
64 Montgomery County 16.39
65 Grundy County 16.25
66 Monroe County 15.81
67 Madison County 15.71
68 Henry County 15.66
69 Dent County 15.59
70 Iron County 15.56
71 Cedar County 15.44
71 Ray County 15.44
72 Knox County 15.37
73 DeKalb County 15.33
74 Lawrence County 15.31
75 Shannon County 15.27
76 Audrain County 15.14
77 Sullivan County 15.12
78 Caldwell County 14.95
79 Barry County 14.91
80 Pike County 14.87
81 Texas County 14.82
82 Scotland County 14.61
83 St. Francois County 14.58
84 Ralls County 14.49
85 Benton County 14.28
86 Oregon County 14.23
87 Bates County 13.99
88 Dunklin County 13.87
89 Dade County 13.83
90 New Madrid County 13.71
91 Reynolds County 13.69
92 Stoddard County 13.63
93 St. Clair County 13.38
94 Mississippi County 13.35
95 Douglas County 13.20
96 Carter County 13.17
97 Butler County 13.11
97 Morgan County 13.11
98 Dallas County 13.04
99 Lewis County 12.72
100 Washington County 12.62
101 Clark County 12.31
102 Crawford County 12.00
103 Bollinger County 11.92
104 Ozark County 11.87
105 Pemiscot County 11.74
106 Wright County 11.67
107 McDonald County 10.93
108 Wayne County 10.73
109 Ripley County 10.34
110 Hickory County 9.84
111 Schuyler County 9.69