# Counties in Iowa by current asthma in adults, local model estimate, 2023

All 99 values come from Centers for Disease Control and Prevention for 2023, so the places are comparable.

- Indicator id: `adult_asthma_rate_modelled`
- Unit: %
- Definition: Percentage of adults who have ever been told by a doctor, nurse or other health professional that they have asthma and say they still have it. Model-based estimate for adults aged 18 and over from CDC PLACES. Crude prevalence, not age-adjusted.
- Source: Centers for Disease Control and Prevention, PLACES: Local Data for Better Health, County Data (swc5-untb, fu4u-a9bh, h3ej-a9ec and later releases), current asthma in adults, crude prevalence (https://www.cdc.gov/places/)
- Publisher page: https://invokely.ai/en/publishers/cdc
- Retrieved: 2026-10-12
- Citation: Centers for Disease Control and Prevention (CDC). PLACES: Local Data for Better Health, County Data (swc5-untb, fu4u-a9bh, h3ej-a9ec and later releases), current asthma in adults, crude prevalence. https://www.cdc.gov/places/. Retrieved 2026-10-12. These data are available free from CDC. Use does not imply endorsement by CDC, ATSDR, HHS or the United States Government.
- Web page: https://invokely.ai/rankings/adult-asthma-rate-county-estimate/iowa-counties

| Rank | Place | % |
|---:|---|---:|
| 1 | Appanoose County | 10.7 |
| 2 | Scott County | 10.5 |
| 2 | Van Buren County | 10.5 |
| 4 | Black Hawk County | 10.4 |
| 4 | Pottawattamie County | 10.4 |
| 6 | Davis County | 10.3 |
| 6 | Linn County | 10.3 |
| 6 | Lucas County | 10.3 |
| 6 | Lyon County | 10.3 |
| 6 | Wapello County | 10.3 |
| 11 | Cass County | 10.2 |
| 11 | Clarke County | 10.2 |
| 11 | Clinton County | 10.2 |
| 11 | Decatur County | 10.2 |
| 11 | Keokuk County | 10.2 |
| 11 | Lee County | 10.2 |
| 11 | Montgomery County | 10.2 |
| 11 | Tama County | 10.2 |
| 11 | Wayne County | 10.2 |
| 20 | Greene County | 10.1 |
| 20 | Humboldt County | 10.1 |
| 20 | Jackson County | 10.1 |
| 20 | Mahaska County | 10.1 |
| 20 | Monona County | 10.1 |
| 20 | O'Brien County | 10.1 |
| 20 | Union County | 10.1 |
| 20 | Webster County | 10.1 |
| 28 | Adair County | 10 |
| 28 | Audubon County | 10 |
| 28 | Buchanan County | 10 |
| 28 | Cedar County | 10 |
| 28 | Cerro Gordo County | 10 |
| 28 | Cherokee County | 10 |
| 28 | Clayton County | 10 |
| 28 | Des Moines County | 10 |
| 28 | Floyd County | 10 |
| 28 | Franklin County | 10 |
| 28 | Fremont County | 10 |
| 28 | Hardin County | 10 |
| 28 | Howard County | 10 |
| 28 | Ida County | 10 |
| 28 | Jasper County | 10 |
| 28 | Monroe County | 10 |
| 28 | Osceola County | 10 |
| 28 | Page County | 10 |
| 28 | Pocahontas County | 10 |
| 28 | Shelby County | 10 |
| 48 | Adams County | 9.9 |
| 48 | Butler County | 9.9 |
| 48 | Clay County | 9.9 |
| 48 | Delaware County | 9.9 |
| 48 | Dubuque County | 9.9 |
| 48 | Emmet County | 9.9 |
| 48 | Fayette County | 9.9 |
| 48 | Harrison County | 9.9 |
| 48 | Iowa County | 9.9 |
| 48 | Mitchell County | 9.9 |
| 48 | Palo Alto County | 9.9 |
| 48 | Poweshiek County | 9.9 |
| 48 | Ringgold County | 9.9 |
| 48 | Sac County | 9.9 |
| 48 | Winnebago County | 9.9 |
| 48 | Wright County | 9.9 |
| 64 | Allamakee County | 9.8 |
| 64 | Benton County | 9.8 |
| 64 | Boone County | 9.8 |
| 64 | Calhoun County | 9.8 |
| 64 | Carroll County | 9.8 |
| 64 | Guthrie County | 9.8 |
| 64 | Hamilton County | 9.8 |
| 64 | Hancock County | 9.8 |
| 64 | Johnson County | 9.8 |
| 64 | Jones County | 9.8 |
| 64 | Kossuth County | 9.8 |
| 64 | Louisa County | 9.8 |
| 64 | Madison County | 9.8 |
| 64 | Mills County | 9.8 |
| 64 | Muscatine County | 9.8 |
| 64 | Polk County | 9.8 |
| 64 | Taylor County | 9.8 |
| 64 | Washington County | 9.8 |
| 64 | Woodbury County | 9.8 |
| 64 | Worth County | 9.8 |
| 84 | Chickasaw County | 9.7 |
| 84 | Dickinson County | 9.7 |
| 84 | Grundy County | 9.7 |
| 84 | Henry County | 9.7 |
| 84 | Plymouth County | 9.7 |
| 84 | Story County | 9.7 |
| 84 | Warren County | 9.7 |
| 91 | Bremer County | 9.6 |
| 91 | Crawford County | 9.6 |
| 91 | Jefferson County | 9.6 |
| 91 | Marion County | 9.6 |
| 91 | Sioux County | 9.6 |
| 91 | Winneshiek County | 9.6 |
| 97 | Marshall County | 9.5 |
| 98 | Buena Vista County | 9.4 |
| 99 | Dallas County | 9.2 |