# Counties in Iowa by traffic fatalities, 2024

All 99 values come from National Highway Traffic Safety Administration for 2024, so the places are comparable.

- Indicator id: `traffic_fatalities`
- Unit: count
- Definition: People killed in motor vehicle traffic crashes during the year. FARS counts people who die within 30 days of a crash involving a motor vehicle travelling on a public road, by the place of the crash, not of residence.
- Source: National Highway Traffic Safety Administration, Fatality Analysis Reporting System (FARS), national CSV files: people killed (sum of FATALS in accident.csv) by county of the crash (https://static.nhtsa.gov/nhtsa/downloads/FARS/2024/National/FARS2024NationalCSV.zip)
- Publisher page: https://invokely.ai/en/publishers/national-highway-traffic-safety-administration
- Retrieved: 2026-10-12
- Citation: National Highway Traffic Safety Administration (NHTSA), Fatality Analysis Reporting System. Fatality Analysis Reporting System (FARS), national CSV files: people killed (sum of FATALS in accident.csv) by county of the crash. https://static.nhtsa.gov/nhtsa/downloads/FARS/2024/National/FARS2024NationalCSV.zip. Retrieved 2026-10-12.
- Web page: https://invokely.ai/rankings/traffic-fatalities/iowa-counties

| Rank | Place | count |
|---:|---|---:|
| 1 | Polk County | 47 |
| 2 | Scott County | 23 |
| 3 | Linn County | 18 |
| 4 | Black Hawk County | 15 |
| 5 | Dubuque County | 11 |
| 5 | Woodbury County | 11 |
| 7 | Muscatine County | 9 |
| 7 | Pottawattamie County | 9 |
| 9 | Johnson County | 8 |
| 9 | Washington County | 8 |
| 11 | Cerro Gordo County | 7 |
| 11 | Clinton County | 7 |
| 13 | Iowa County | 6 |
| 13 | Plymouth County | 6 |
| 15 | Jones County | 5 |
| 16 | Benton County | 4 |
| 16 | Carroll County | 4 |
| 16 | Cedar County | 4 |
| 16 | Greene County | 4 |
| 16 | Hardin County | 4 |
| 16 | Jasper County | 4 |
| 16 | Lee County | 4 |
| 16 | Marion County | 4 |
| 16 | Marshall County | 4 |
| 16 | Poweshiek County | 4 |
| 16 | Story County | 4 |
| 16 | Wapello County | 4 |
| 16 | Warren County | 4 |
| 16 | Webster County | 4 |
| 16 | Worth County | 4 |
| 31 | Boone County | 3 |
| 31 | Buena Vista County | 3 |
| 31 | Decatur County | 3 |
| 31 | Des Moines County | 3 |
| 31 | Fayette County | 3 |
| 31 | Hamilton County | 3 |
| 31 | Henry County | 3 |
| 31 | Humboldt County | 3 |
| 31 | Jackson County | 3 |
| 31 | Kossuth County | 3 |
| 31 | Madison County | 3 |
| 31 | Mills County | 3 |
| 31 | Sac County | 3 |
| 31 | Sioux County | 3 |
| 31 | Wayne County | 3 |
| 31 | Winnebago County | 3 |
| 47 | Allamakee County | 2 |
| 47 | Butler County | 2 |
| 47 | Clay County | 2 |
| 47 | Clayton County | 2 |
| 47 | Crawford County | 2 |
| 47 | Dallas County | 2 |
| 47 | Delaware County | 2 |
| 47 | Dickinson County | 2 |
| 47 | Fremont County | 2 |
| 47 | Guthrie County | 2 |
| 47 | Hancock County | 2 |
| 47 | Lyon County | 2 |
| 47 | Mahaska County | 2 |
| 47 | O'Brien County | 2 |
| 47 | Shelby County | 2 |
| 47 | Tama County | 2 |
| 47 | Van Buren County | 2 |
| 47 | Winneshiek County | 2 |
| 65 | Audubon County | 1 |
| 65 | Buchanan County | 1 |
| 65 | Calhoun County | 1 |
| 65 | Cass County | 1 |
| 65 | Chickasaw County | 1 |
| 65 | Clarke County | 1 |
| 65 | Davis County | 1 |
| 65 | Floyd County | 1 |
| 65 | Franklin County | 1 |
| 65 | Ida County | 1 |
| 65 | Jefferson County | 1 |
| 65 | Keokuk County | 1 |
| 65 | Lucas County | 1 |
| 65 | Mitchell County | 1 |
| 65 | Monona County | 1 |
| 65 | Monroe County | 1 |
| 65 | Montgomery County | 1 |
| 65 | Page County | 1 |
| 65 | Palo Alto County | 1 |
| 65 | Ringgold County | 1 |
| 65 | Union County | 1 |
| 65 | Wright County | 1 |
| 87 | Adair County | 0 |
| 87 | Adams County | 0 |
| 87 | Appanoose County | 0 |
| 87 | Bremer County | 0 |
| 87 | Cherokee County | 0 |
| 87 | Emmet County | 0 |
| 87 | Grundy County | 0 |
| 87 | Harrison County | 0 |
| 87 | Howard County | 0 |
| 87 | Louisa County | 0 |
| 87 | Osceola County | 0 |
| 87 | Pocahontas County | 0 |
| 87 | Taylor County | 0 |