# Counties in Iowa by expected annual loss from natural hazards (FEMA National Risk Index), 2025

All 99 values come from Federal Emergency Management Agency for 2025, so the places are comparable.

- Indicator id: `nri_expected_annual_loss`
- Unit: USD
- Definition: Average loss in US dollars that FEMA expects a US state or county to suffer each year from 18 natural hazards, adding building value, agriculture value and lives lost or injuries valued in dollars, from the National Risk Index. FEMA modelled it from historical hazard frequency, exposure and loss ratios.
- Source: Federal Emergency Management Agency, National Risk Index Counties and States, Expected Annual Loss Total Composite (EAL_VALT) (https://fema.maps.arcgis.com/home/item.html?id=39485e8035d446a5bff03259508ae355)
- Publisher page: https://invokely.ai/en/publishers/fema
- Retrieved: 2026-10-12
- Citation: Federal Emergency Management Agency (FEMA), National Risk Index Dataset: National Risk Index Counties and States, Expected Annual Loss Total Composite (EAL_VALT). https://fema.maps.arcgis.com/home/item.html?id=39485e8035d446a5bff03259508ae355. Retrieved 2026-10-12. This product uses the FEMA National Risk Index dataset API or downloadable datasets but is not endorsed by FEMA. The Federal Government or FEMA cannot vouch for the data or analyses derived from these data after the data have been retrieved from the Agency's website(s).
- Web page: https://invokely.ai/rankings/expected-annual-loss-natural-hazards/iowa-counties

| Rank | Place | USD |
|---:|---|---:|
| 1 | Polk County | 137,588,626 |
| 2 | Johnson County | 96,250,196 |
| 3 | Linn County | 79,106,363 |
| 4 | Scott County | 66,462,509 |
| 5 | Woodbury County | 50,677,488 |
| 6 | Pottawattamie County | 49,624,793 |
| 7 | Black Hawk County | 41,767,778 |
| 8 | Dubuque County | 41,723,725 |
| 9 | Dallas County | 39,716,097 |
| 10 | Story County | 36,095,772 |
| 11 | Sioux County | 29,753,687 |
| 12 | Cerro Gordo County | 27,357,629 |
| 13 | Clinton County | 25,430,325 |
| 14 | Webster County | 24,729,091 |
| 15 | Wapello County | 24,063,007 |
| 16 | Crawford County | 23,553,822 |
| 17 | Marshall County | 22,655,057 |
| 18 | Carroll County | 22,653,590 |
| 19 | Lee County | 22,557,609 |
| 20 | Hardin County | 20,414,099 |
| 21 | Muscatine County | 20,302,017 |
| 22 | Des Moines County | 19,484,916 |
| 23 | Warren County | 18,746,257 |
| 24 | Plymouth County | 17,569,022 |
| 25 | Clay County | 17,106,402 |
| 26 | Delaware County | 17,053,478 |
| 27 | Cass County | 16,582,447 |
| 28 | Boone County | 16,507,649 |
| 29 | Jones County | 16,104,588 |
| 30 | Jasper County | 16,059,106 |
| 31 | Benton County | 15,731,614 |
| 32 | Kossuth County | 15,681,120 |
| 33 | Hamilton County | 15,509,662 |
| 34 | Bremer County | 15,349,550 |
| 35 | Winneshiek County | 15,200,942 |
| 36 | Fayette County | 14,883,058 |
| 37 | Sac County | 14,739,401 |
| 38 | Floyd County | 14,560,821 |
| 39 | Butler County | 14,539,024 |
| 40 | Clayton County | 14,529,667 |
| 41 | Dickinson County | 14,441,582 |
| 42 | Mitchell County | 14,366,204 |
| 43 | Marion County | 14,246,805 |
| 44 | Adair County | 14,190,396 |
| 45 | Jackson County | 14,113,541 |
| 46 | Emmet County | 14,067,745 |
| 47 | Guthrie County | 13,911,555 |
| 48 | Washington County | 13,901,936 |
| 49 | Calhoun County | 13,338,353 |
| 50 | Buchanan County | 13,126,912 |
| 51 | Wright County | 12,986,081 |
| 52 | Shelby County | 12,648,158 |
| 53 | Tama County | 12,602,527 |
| 54 | Union County | 12,522,311 |
| 55 | Cedar County | 12,491,943 |
| 56 | Greene County | 12,190,027 |
| 57 | Page County | 12,117,762 |
| 58 | Buena Vista County | 12,010,610 |
| 59 | Poweshiek County | 11,824,142 |
| 60 | Audubon County | 11,470,774 |
| 61 | Pocahontas County | 11,333,947 |
| 62 | Davis County | 11,247,197 |
| 63 | Montgomery County | 11,203,670 |
| 64 | Hancock County | 11,166,550 |
| 65 | Iowa County | 11,147,715 |
| 66 | O'Brien County | 11,144,725 |
| 67 | Mahaska County | 11,058,735 |
| 68 | Chickasaw County | 10,917,493 |
| 69 | Lyon County | 10,891,811 |
| 70 | Franklin County | 10,845,886 |
| 71 | Cherokee County | 10,729,383 |
| 72 | Mills County | 10,624,377 |
| 73 | Allamakee County | 10,448,841 |
| 74 | Madison County | 10,265,008 |
| 75 | Appanoose County | 10,263,676 |
| 76 | Clarke County | 9,904,824 |
| 77 | Taylor County | 9,851,657 |
| 78 | Harrison County | 9,829,771 |
| 79 | Humboldt County | 9,743,983 |
| 80 | Palo Alto County | 9,688,364 |
| 81 | Henry County | 9,657,659 |
| 82 | Winnebago County | 9,587,295 |
| 83 | Grundy County | 9,521,322 |
| 84 | Howard County | 9,208,672 |
| 85 | Keokuk County | 8,940,960 |
| 86 | Monona County | 8,702,968 |
| 87 | Louisa County | 8,447,215 |
| 88 | Van Buren County | 8,368,205 |
| 89 | Ringgold County | 8,123,781 |
| 90 | Adams County | 8,003,696 |
| 91 | Lucas County | 7,862,823 |
| 92 | Decatur County | 7,812,707 |
| 93 | Jefferson County | 7,523,804 |
| 94 | Ida County | 7,272,398 |
| 95 | Worth County | 7,030,985 |
| 96 | Monroe County | 7,002,089 |
| 97 | Fremont County | 6,675,415 |
| 98 | Wayne County | 5,939,810 |
| 99 | Osceola County | 5,472,632 |