Rank |
County |
Population Density |
1 |
St Louis city, Missouri
|
5,157.5
|
2 |
St Louis County, Missouri
|
1,967.2
|
3 |
Jackson County, Missouri
|
1,115.3
|
4 |
St Charles County, Missouri
|
643.2
|
5 |
Clay County, Missouri
|
558.6
|
6 |
Greene County, Missouri
|
407.5
|
7 |
Jefferson County, Missouri
|
333.1
|
8 |
Boone County, Missouri
|
237.3
|
9 |
Buchanan County, Missouri
|
218.6
|
10 |
Platte County, Missouri
|
212.6
|
11 |
Cole County, Missouri
|
193
|
12 |
Jasper County, Missouri
|
183.9
|
13 |
St Francois County, Missouri
|
144.6
|
14 |
Cass County, Missouri
|
142.8
|
15 |
Christian County, Missouri
|
137.6
|
16 |
Cape Girardeau County, Missouri
|
130.8
|
17 |
Franklin County, Missouri
|
110
|
18 |
Pulaski County, Missouri
|
95.5
|
19 |
Scott County, Missouri
|
93.3
|
20 |
Newton County, Missouri
|
93
|
21 |
Lincoln County, Missouri
|
83.9
|
22 |
Taney County, Missouri
|
81.7
|
23 |
Warren County, Missouri
|
75.9
|
24 |
Stone County, Missouri
|
69.4
|
25 |
Phelps County, Missouri
|
67.2
|
26 |
Camden County, Missouri
|
67.1
|
27 |
Marion County, Missouri
|
65.9
|
28 |
Johnson County, Missouri
|
63.4
|
29 |
Lawrence County, Missouri
|
63.2
|
30 |
Pettis County, Missouri
|
61.9
|
31 |
Butler County, Missouri
|
61.6
|
32 |
Webster County, Missouri
|
61.1
|
33 |
Dunklin County, Missouri
|
59.1
|
34 |
Lafayette County, Missouri
|
53.1
|
35 |
Callaway County, Missouri
|
53.1
|
36 |
Randolph County, Missouri
|
52.7
|
37 |
Clinton County, Missouri
|
49.5
|
38 |
Polk County, Missouri
|
49
|
39 |
Laclede County, Missouri
|
46.5
|
40 |
Barry County, Missouri
|
45.7
|
41 |
Adair County, Missouri
|
45.1
|
42 |
Howell County, Missouri
|
43.6
|
43 |
McDonald County, Missouri
|
42.8
|
44 |
Miller County, Missouri
|
41.8
|
45 |
Ray County, Missouri
|
41.3
|
46 |
Andrew County, Missouri
|
40
|
47 |
Perry County, Missouri
|
40
|
48 |
Moniteau County, Missouri
|
37.6
|
49 |
Pemiscot County, Missouri
|
37.1
|
50 |
Audrain County, Missouri
|
36.9
|
51 |
Stoddard County, Missouri
|
36.4
|
52 |
Ste Genevieve County, Missouri
|
36.4
|
53 |
Mississippi County, Missouri
|
34.9
|
54 |
Morgan County, Missouri
|
34.4
|
55 |
Crawford County, Missouri
|
33.3
|
56 |
Washington County, Missouri
|
33.2
|
57 |
Henry County, Missouri
|
32
|
58 |
Cooper County, Missouri
|
31.2
|
59 |
Dallas County, Missouri
|
31
|
60 |
Saline County, Missouri
|
30.9
|
61 |
DeKalb County, Missouri
|
30.6
|
62 |
Cedar County, Missouri
|
29.5
|
63 |
Gasconade County, Missouri
|
29.4
|
64 |
Livingston County, Missouri
|
28.5
|
65 |
New Madrid County, Missouri
|
28.1
|
66 |
Wright County, Missouri
|
27.6
|
67 |
Pike County, Missouri
|
27.6
|
68 |
Benton County, Missouri
|
27.1
|
69 |
Nodaway County, Missouri
|
26.6
|
70 |
Vernon County, Missouri
|
25.6
|
71 |
Madison County, Missouri
|
24.7
|
72 |
Hickory County, Missouri
|
24.1
|
73 |
Grundy County, Missouri
|
23.6
|
74 |
Osage County, Missouri
|
23
|
75 |
Montgomery County, Missouri
|
22.8
|
76 |
Ripley County, Missouri
|
22.4
|
77 |
Texas County, Missouri
|
22.1
|
78 |
Caldwell County, Missouri
|
22.1
|
79 |
Howard County, Missouri
|
21.9
|
80 |
Ralls County, Missouri
|
21.6
|
81 |
Barton County, Missouri
|
21
|
82 |
Dent County, Missouri
|
20.8
|
83 |
Linn County, Missouri
|
20.7
|
84 |
Bates County, Missouri
|
20.4
|
85 |
Lewis County, Missouri
|
20.2
|
86 |
Bollinger County, Missouri
|
20
|
87 |
Macon County, Missouri
|
19.4
|
88 |
Iron County, Missouri
|
19.3
|
89 |
Wayne County, Missouri
|
17.8
|
90 |
Maries County, Missouri
|
17.4
|
91 |
Douglas County, Missouri
|
16.8
|
92 |
Dade County, Missouri
|
16.1
|
93 |
Daviess County, Missouri
|
15
|
94 |
St Clair County, Missouri
|
14.6
|
95 |
Schuyler County, Missouri
|
14.4
|
96 |
Clark County, Missouri
|
14.1
|
97 |
Oregon County, Missouri
|
13.8
|
98 |
Gentry County, Missouri
|
13.7
|
99 |
Monroe County, Missouri
|
13.6
|
100 |
Carroll County, Missouri
|
13.4
|
101 |
Ozark County, Missouri
|
13.1
|
102 |
Shelby County, Missouri
|
12.7
|
103 |
Harrison County, Missouri
|
12.4
|
104 |
Carter County, Missouri
|
12.3
|
105 |
Scotland County, Missouri
|
11.1
|
106 |
Holt County, Missouri
|
10.6
|
107 |
Chariton County, Missouri
|
10.4
|
108 |
Sullivan County, Missouri
|
10.4
|
109 |
Atchison County, Missouri
|
10.4
|
110 |
Putnam County, Missouri
|
9.6
|
111 |
Shannon County, Missouri
|
8.4
|
112 |
Mercer County, Missouri
|
8.3
|
113 |
Reynolds County, Missouri
|
8.3
|
114 |
Knox County, Missouri
|
8.2
|
115 |
Worth County, Missouri
|
8.1
|