| # | County | Largest single fire |
|---|---|---|
| 1 | Monona County | 7,500 |
| 2 | Pottawattamie County | 4,000 |
| 3 | Fremont County | 1,590 |
| 4 | Scott County | 1,500 |
| 5 | Woodbury County | 1,500 |
| 6 | Wayne County | 1,200 |
| 7 | Chickasaw County | 1,000 |
| 8 | Mills County | 1,000 |
| 9 | Polk County | 1,000 |
| 10 | Bremer County | 750 |
| 11 | Hamilton County | 727 |
| 12 | Harrison County | 715 |
| 13 | Clay County | 700 |
| 14 | Tama County | 700 |
| 15 | Crawford County | 640 |
| 16 | Davis County | 640 |
| 17 | Ida County | 600 |
| 18 | Lucas County | 500 |
| 19 | Monroe County | 500 |
| 20 | Sac County | 500 |
| 21 | Allamakee County | 465 |
| 22 | Benton County | 402 |
| 23 | Palo Alto County | 401 |
| 24 | Cedar County | 400 |
| 25 | Floyd County | 400 |
Source: USFS Fire Program Analysis Fire Occurrence Database (1992-2024). All counties with data are ranked. Estimates carry margins of error.
Citing this page: GIS Map, “Counties with the Largest Recorded Wildfire in Iowa”, https://gismap.land/rankings/iowa/largest-wildfire-counties. Figures from USFS Fire Program Analysis Fire Occurrence Database (1992-2024).
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