Ranking of Missouri Counties By Population in 2022

Updated on August 1, 2024.

Based on the US Census Vintage data estimates, in 2022, the Population for Missouri was 6.18M. Among all Missouri counties, St. Louis County had the highest population (990.79K), followed by Jackson County (716.22K), and St. Charles County (413.80K).

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

You can see similar ranking information for related topics, and for other states. You can also see the ranking of all counties in the United States.

See this for other years:
Ranking of Missouri Counties By Population in 2022
St. Louis
Jackson
St. Charles
Greene
St. Louis city
Clay
Jefferson
Boone
Jasper
Platte
Ranking of Missouri Counties By Population in 2022
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Rank County Population
1 St. Louis County 990791
2 Jackson County 716218
3 St. Charles County 413798
4 Greene County 303197
5 St. Louis city 286193
6 Clay County 256930
7 Jefferson County 229220
8 Boone County 187721
9 Jasper County 124016
10 Platte County 110570
11 Cass County 110357
12 Franklin County 105793
13 Christian County 93122
14 Cape Girardeau County 82931
15 Buchanan County 82891
16 Cole County 76956
17 St. Francois County 66906
18 Lincoln County 63182
19 Newton County 60096
20 Taney County 56749
21 Johnson County 54449
22 Pulaski County 53810
23 Phelps County 45273
24 Callaway County 44723
25 Camden County 43760
26 Pettis County 43397
27 Butler County 42166
28 Howell County 40623
29 Webster County 40366
30 Lawrence County 38689
31 Scott County 37868
32 Warren County 37290
33 Laclede County 36345
34 Barry County 34944
35 Lafayette County 32967
36 Polk County 32659
37 Stone County 32134
38 Marion County 28489
39 Stoddard County 28390
40 Dunklin County 27411
41 Miller County 25403
42 Texas County 25304
43 Adair County 25151
44 Randolph County 24626
45 Audrain County 24482
46 McDonald County 23593
47 Washington County 23392
48 Ray County 23121
49 Saline County 23003
50 Crawford County 22659
51 Henry County 22421
52 Morgan County 21786
53 Clinton County 21303
54 Nodaway County 20715
55 Benton County 20233
56 Vernon County 19599
57 Wright County 19143
58 Perry County 18878
59 Ste. Genevieve County 18613
60 Andrew County 18016
61 Pike County 17644
62 Dallas County 17587
63 Cooper County 16763
64 Bates County 16170
65 New Madrid County 15710
66 Moniteau County 15260
67 Macon County 15076
68 Pemiscot County 14865
69 Gasconade County 14772
70 Cedar County 14601
71 Dent County 14488
72 Livingston County 14335
73 Osage County 13398
74 Madison County 12757
75 Douglas County 11981
76 Linn County 11826
77 Barton County 11695
78 Mississippi County 11665
79 Montgomery County 11479
80 DeKalb County 11310
81 Wayne County 10817
82 Ripley County 10714
83 Bollinger County 10531
84 Ralls County 10410
85 Howard County 10179
86 Lewis County 9886
87 Grundy County 9844
88 St. Clair County 9595
89 Iron County 9413
90 Ozark County 8954
91 Caldwell County 8939
92 Oregon County 8703
93 Monroe County 8635
94 Hickory County 8575
95 Daviess County 8457
96 Maries County 8432
97 Carroll County 8420
98 Harrison County 8217
99 Dade County 7665
100 Chariton County 7395
101 Shannon County 7216
102 Clark County 6715
103 Gentry County 6274
104 Reynolds County 5996
104 Shelby County 5996
105 Sullivan County 5816
106 Carter County 5254
107 Atchison County 5161
108 Putnam County 4662
109 Scotland County 4647
110 Holt County 4254
111 Schuyler County 4000
112 Knox County 3777
113 Mercer County 3466
114 Worth County 1940