Ranking of Iowa Counties By Number of Births in 2015

Updated on July 26, 2024.

Based on the US Census Vintage data estimates, in 2015, the Number of Births for Iowa was 39.69K. Among all Iowa counties, Polk County had the highest number of births (6.97K), followed by Linn County (2.89K), and Scott County (2.26K).

The chart below shows the top 10 counties, and the table below shows the ranking of all Iowa 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 Iowa Counties By Number of Births in 2015
Polk
Linn
Scott
Johnson
Black Hawk
Woodbury
Dallas
Dubuque
Pottawattamie
Story
Ranking of Iowa Counties By Number of Births in 2015
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Rank County Number of Births
1 Polk County 6969
2 Linn County 2892
3 Scott County 2261
4 Johnson County 1847
5 Black Hawk County 1777
6 Woodbury County 1545
7 Dallas County 1257
8 Dubuque County 1237
9 Pottawattamie County 1202
10 Story County 893
11 Clinton County 590
12 Warren County 535
13 Muscatine County 522
14 Marshall County 516
15 Sioux County 504
16 Cerro Gordo County 485
17 Webster County 454
18 Des Moines County 444
19 Wapello County 439
20 Lee County 429
21 Jasper County 418
22 Marion County 363
23 Washington County 323
24 Benton County 319
25 Plymouth County 304
26 Buena Vista County 300
27 Mahaska County 295
28 Boone County 288
29 Buchanan County 287
30 Carroll County 276
31 Bremer County 266
32 Henry County 238
33 Delaware County 230
33 Tama County 230
34 Clay County 212
35 Jones County 211
36 Crawford County 210
36 Fayette County 210
37 Jackson County 204
38 Floyd County 197
39 Cedar County 196
40 Hamilton County 190
41 Clayton County 189
41 Iowa County 189
42 Poweshiek County 186
43 Hardin County 185
44 Allamakee County 181
45 O'Brien County 179
46 Kossuth County 178
47 Winneshiek County 176
48 Page County 175
49 Dickinson County 173
50 Jefferson County 172
51 Mills County 166
52 Lyon County 163
53 Wright County 160
54 Madison County 159
55 Butler County 157
56 Louisa County 155
57 Harrison County 152
58 Appanoose County 145
59 Davis County 137
60 Shelby County 133
61 Cass County 132
62 Cherokee County 130
63 Chickasaw County 127
63 Howard County 127
63 Montgomery County 127
64 Clarke County 126
65 Franklin County 123
65 Grundy County 123
66 Calhoun County 119
66 Hancock County 119
67 Palo Alto County 117
68 Mitchell County 116
69 Union County 115
69 Winnebago County 115
70 Guthrie County 114
71 Humboldt County 112
72 Emmet County 109
73 Sac County 108
74 Keokuk County 106
75 Greene County 105
76 Lucas County 104
77 Monona County 95
78 Decatur County 93
79 Osceola County 86
79 Pocahontas County 86
79 Taylor County 86
80 Monroe County 85
81 Wayne County 84
82 Fremont County 80
83 Van Buren County 78
84 Ida County 72
85 Worth County 71
86 Audubon County 68
87 Adair County 63
88 Ringgold County 57
89 Adams County 41