Ranking of Iowa Counties By Number of Births in 2017
Updated on June 21, 2025.
Based on the US Census Vintage data estimates, in 2017, the Number of Births for Iowa was 38.79K. Among all Iowa counties, Polk County had the highest number of births (7.01K), followed by Linn County (2.79K), and Scott County (2.15K).
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.
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Related Topics: Iowa Census Vintage Data Topic List.
Data Source: US Census Bureau (Vintage), 2017 Census.
See this for other years:
Ranking of Iowa Counties By Number of Births in 2017
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| Rank | County | Number of Births |
|---|---|---|
| 1 | Polk County | 7008 |
| 2 | Linn County | 2794 |
| 3 | Scott County | 2153 |
| 4 | Johnson County | 1778 |
| 5 | Black Hawk County | 1656 |
| 6 | Woodbury County | 1485 |
| 7 | Dallas County | 1318 |
| 8 | Pottawattamie County | 1172 |
| 9 | Dubuque County | 1165 |
| 10 | Story County | 928 |
| 11 | Warren County | 587 |
| 12 | Clinton County | 547 |
| 13 | Muscatine County | 541 |
| 14 | Marshall County | 490 |
| 15 | Sioux County | 487 |
| 16 | Wapello County | 474 |
| 17 | Cerro Gordo County | 461 |
| 18 | Lee County | 437 |
| 19 | Webster County | 434 |
| 20 | Jasper County | 406 |
| 21 | Marion County | 403 |
| 22 | Des Moines County | 385 |
| 23 | Benton County | 322 |
| 24 | Buena Vista County | 321 |
| 25 | Buchanan County | 284 |
| 26 | Boone County | 283 |
| 27 | Plymouth County | 271 |
| 28 | Washington County | 269 |
| 29 | Carroll County | 268 |
| 30 | Bremer County | 243 |
| 30 | Mahaska County | 243 |
| 31 | Crawford County | 231 |
| 32 | Jackson County | 228 |
| 33 | Henry County | 224 |
| 34 | Fayette County | 211 |
| 35 | Jones County | 210 |
| 36 | Allamakee County | 207 |
| 37 | Tama County | 206 |
| 38 | Floyd County | 204 |
| 39 | Clayton County | 200 |
| 40 | Clay County | 184 |
| 40 | Iowa County | 184 |
| 41 | Delaware County | 183 |
| 42 | Cedar County | 177 |
| 43 | Hardin County | 173 |
| 44 | Wright County | 169 |
| 45 | Hamilton County | 168 |
| 45 | Poweshiek County | 168 |
| 46 | Winneshiek County | 167 |
| 47 | Page County | 165 |
| 48 | Harrison County | 163 |
| 49 | Madison County | 162 |
| 50 | O'Brien County | 161 |
| 51 | Kossuth County | 160 |
| 52 | Davis County | 158 |
| 53 | Lyon County | 157 |
| 54 | Mills County | 152 |
| 54 | Union County | 152 |
| 55 | Jefferson County | 148 |
| 56 | Chickasaw County | 146 |
| 57 | Cherokee County | 136 |
| 58 | Butler County | 135 |
| 59 | Franklin County | 134 |
| 60 | Cass County | 132 |
| 60 | Louisa County | 132 |
| 61 | Appanoose County | 131 |
| 62 | Dickinson County | 130 |
| 63 | Clarke County | 125 |
| 63 | Sac County | 125 |
| 64 | Montgomery County | 124 |
| 65 | Howard County | 123 |
| 66 | Hancock County | 120 |
| 67 | Mitchell County | 117 |
| 68 | Keokuk County | 115 |
| 69 | Humboldt County | 113 |
| 70 | Winnebago County | 112 |
| 71 | Lucas County | 108 |
| 72 | Emmet County | 107 |
| 72 | Greene County | 107 |
| 73 | Decatur County | 106 |
| 74 | Shelby County | 104 |
| 75 | Calhoun County | 102 |
| 76 | Palo Alto County | 101 |
| 76 | Wayne County | 101 |
| 77 | Grundy County | 97 |
| 78 | Monona County | 92 |
| 79 | Van Buren County | 91 |
| 80 | Guthrie County | 90 |
| 81 | Worth County | 86 |
| 82 | Pocahontas County | 79 |
| 83 | Fremont County | 78 |
| 83 | Ida County | 78 |
| 84 | Adair County | 72 |
| 85 | Monroe County | 69 |
| 86 | Osceola County | 65 |
| 87 | Taylor County | 61 |
| 88 | Ringgold County | 59 |
| 89 | Audubon County | 57 |
| 90 | Adams County | 45 |