Ranking of Iowa Counties By Number of Births in 2024
Updated on June 21, 2025.
Based on the US Census Vintage data estimates, in 2024, the Number of Births for Iowa was 36.30K. Among all Iowa counties, Polk County had the highest number of births (6.45K), followed by Linn County (2.62K), and Scott County (1.90K).
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), 2024 Census.
See this for other years:
Ranking of Iowa Counties By Number of Births in 2024
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| Rank | County | Number of Births |
|---|---|---|
| 1 | Polk County | 6453 |
| 2 | Linn County | 2619 |
| 3 | Scott County | 1897 |
| 4 | Johnson County | 1690 |
| 5 | Black Hawk County | 1615 |
| 6 | Woodbury County | 1426 |
| 7 | Dallas County | 1387 |
| 8 | Dubuque County | 1098 |
| 9 | Pottawattamie County | 964 |
| 10 | Story County | 842 |
| 11 | Warren County | 616 |
| 12 | Clinton County | 553 |
| 13 | Marshall County | 480 |
| 14 | Sioux County | 458 |
| 14 | Wapello County | 458 |
| 15 | Muscatine County | 438 |
| 16 | Cerro Gordo County | 427 |
| 17 | Des Moines County | 425 |
| 18 | Webster County | 391 |
| 19 | Jasper County | 362 |
| 20 | Marion County | 327 |
| 21 | Lee County | 320 |
| 22 | Plymouth County | 314 |
| 23 | Buena Vista County | 293 |
| 24 | Boone County | 280 |
| 25 | Washington County | 265 |
| 26 | Buchanan County | 249 |
| 27 | Crawford County | 241 |
| 28 | Benton County | 240 |
| 28 | Carroll County | 240 |
| 29 | Bremer County | 235 |
| 30 | Mahaska County | 230 |
| 31 | Fayette County | 213 |
| 32 | Jackson County | 205 |
| 33 | Delaware County | 203 |
| 34 | Madison County | 200 |
| 35 | Henry County | 199 |
| 36 | Tama County | 190 |
| 37 | Winneshiek County | 189 |
| 38 | Hamilton County | 187 |
| 38 | Iowa County | 187 |
| 39 | Wright County | 180 |
| 40 | Poweshiek County | 179 |
| 41 | Jones County | 175 |
| 42 | Clay County | 171 |
| 43 | O'Brien County | 167 |
| 44 | Allamakee County | 164 |
| 45 | Kossuth County | 156 |
| 46 | Floyd County | 155 |
| 46 | Hardin County | 155 |
| 47 | Butler County | 153 |
| 48 | Cedar County | 151 |
| 49 | Harrison County | 150 |
| 50 | Dickinson County | 146 |
| 51 | Clayton County | 142 |
| 51 | Jefferson County | 142 |
| 52 | Davis County | 139 |
| 53 | Cass County | 138 |
| 54 | Grundy County | 135 |
| 55 | Appanoose County | 133 |
| 56 | Humboldt County | 130 |
| 56 | Mills County | 130 |
| 57 | Lyon County | 126 |
| 57 | Page County | 126 |
| 58 | Clarke County | 124 |
| 59 | Hancock County | 122 |
| 60 | Franklin County | 119 |
| 60 | Union County | 119 |
| 61 | Cherokee County | 118 |
| 61 | Mitchell County | 118 |
| 62 | Louisa County | 117 |
| 63 | Chickasaw County | 114 |
| 64 | Keokuk County | 112 |
| 65 | Emmet County | 111 |
| 65 | Lucas County | 111 |
| 66 | Shelby County | 110 |
| 67 | Howard County | 107 |
| 68 | Palo Alto County | 103 |
| 69 | Sac County | 101 |
| 70 | Calhoun County | 100 |
| 71 | Van Buren County | 96 |
| 72 | Guthrie County | 95 |
| 72 | Montgomery County | 95 |
| 73 | Wayne County | 86 |
| 73 | Winnebago County | 86 |
| 74 | Adair County | 85 |
| 74 | Greene County | 85 |
| 75 | Ida County | 84 |
| 76 | Monona County | 83 |
| 77 | Monroe County | 82 |
| 77 | Pocahontas County | 82 |
| 78 | Worth County | 80 |
| 79 | Decatur County | 78 |
| 80 | Fremont County | 71 |
| 81 | Taylor County | 64 |
| 82 | Osceola County | 62 |
| 83 | Audubon County | 59 |
| 84 | Adams County | 38 |
| 85 | Ringgold County | 35 |