Disaster Data / States / Iowa / Jurisdictions

Iowa, by jurisdiction

Every Iowa county and tribal nation, ranked by federal major disaster declarations since FY2000, then by all federal declarations. Each page carries the full declaration history in a sortable table ready to copy into a local mitigation plan.

Totals: FY2000 to FY2026 · Page last rebuilt Oct 26, 2026 · the current in-progress fiscal year is not included in totals

1. Des Moines County County15 major disasters, 17 in all
2. Winneshiek County County15 major disasters, 17 in all
3. Cherokee County County14 major disasters, 17 in all
4. Palo Alto County County14 major disasters, 17 in all
5. Pocahontas County County14 major disasters, 17 in all
6. Wright County County14 major disasters, 17 in all
7. Allamakee County County14 major disasters, 16 in all
8. Buchanan County County14 major disasters, 16 in all
9. Clayton County County14 major disasters, 16 in all
10. Howard County County14 major disasters, 16 in all
11. Jackson County County14 major disasters, 16 in all
12. Lee County County14 major disasters, 16 in all
13. Buena Vista County County13 major disasters, 16 in all
14. Humboldt County County13 major disasters, 16 in all
15. Pottawattamie County County13 major disasters, 16 in all
16. Butler County County13 major disasters, 15 in all
17. Iowa County County13 major disasters, 15 in all
18. Mitchell County County13 major disasters, 15 in all
19. Clay County County12 major disasters, 15 in all
20. Fayette County County12 major disasters, 14 in all
21. Franklin County County12 major disasters, 14 in all
22. Jones County County12 major disasters, 14 in all
23. Story County County12 major disasters, 14 in all
24. Audubon County County11 major disasters, 14 in all
25. Harrison County County11 major disasters, 14 in all
26. Ida County County11 major disasters, 14 in all
27. Monona County County11 major disasters, 14 in all
28. Sac County County11 major disasters, 14 in all
29. Appanoose County County11 major disasters, 13 in all
30. Calhoun County County11 major disasters, 13 in all
31. Cedar County County11 major disasters, 13 in all
32. Dallas County County11 major disasters, 13 in all
33. Davis County County11 major disasters, 13 in all
34. Floyd County County11 major disasters, 13 in all
35. Jasper County County11 major disasters, 13 in all
36. Muscatine County County11 major disasters, 13 in all
37. Polk County County11 major disasters, 13 in all
38. Wapello County County11 major disasters, 13 in all
39. Crawford County County10 major disasters, 13 in all
40. Guthrie County County10 major disasters, 13 in all
41. Shelby County County10 major disasters, 13 in all
42. Webster County County10 major disasters, 13 in all
43. Benton County County10 major disasters, 12 in all
44. Chickasaw County County10 major disasters, 12 in all
45. Clinton County County10 major disasters, 12 in all
46. Dubuque County County10 major disasters, 12 in all
47. Hamilton County County10 major disasters, 12 in all
48. Johnson County County10 major disasters, 12 in all
49. Linn County County10 major disasters, 12 in all
50. Marshall County County10 major disasters, 12 in all
51. Mills County County10 major disasters, 12 in all
52. Montgomery County County10 major disasters, 12 in all
53. Ringgold County County10 major disasters, 12 in all
54. Tama County County10 major disasters, 12 in all
55. Union County County10 major disasters, 12 in all
56. Wayne County County10 major disasters, 12 in all
57. Adair County County9 major disasters, 12 in all
58. Dickinson County County9 major disasters, 12 in all
59. Emmet County County9 major disasters, 12 in all
60. Greene County County9 major disasters, 12 in all
61. Kossuth County County9 major disasters, 12 in all
62. Winnebago County County9 major disasters, 12 in all
63. Adams County County9 major disasters, 11 in all
64. Boone County County9 major disasters, 11 in all
65. Delaware County County9 major disasters, 11 in all
66. Grundy County County9 major disasters, 11 in all
67. Hardin County County9 major disasters, 11 in all
68. Henry County County9 major disasters, 11 in all
69. Keokuk County County9 major disasters, 11 in all
70. Lucas County County9 major disasters, 11 in all
71. Lyon County County9 major disasters, 11 in all
72. Mahaska County County9 major disasters, 11 in all
73. Monroe County County9 major disasters, 11 in all
74. Scott County County9 major disasters, 11 in all
75. Sioux County County9 major disasters, 11 in all
76. Van Buren County County9 major disasters, 11 in all
77. Warren County County9 major disasters, 11 in all
78. Cass County County8 major disasters, 11 in all
79. Hancock County County8 major disasters, 11 in all
80. O'Brien County County8 major disasters, 11 in all
81. Woodbury County County8 major disasters, 11 in all
82. Black Hawk County County8 major disasters, 10 in all
83. Decatur County County8 major disasters, 10 in all
84. Fremont County County8 major disasters, 10 in all
85. Louisa County County8 major disasters, 10 in all
86. Marion County County8 major disasters, 10 in all
87. Poweshiek County County8 major disasters, 10 in all
88. Washington County County8 major disasters, 10 in all
89. Worth County County8 major disasters, 10 in all
90. Osceola County County7 major disasters, 10 in all
91. Bremer County County7 major disasters, 9 in all
92. Clarke County County7 major disasters, 9 in all
93. Madison County County7 major disasters, 9 in all
94. Page County County7 major disasters, 9 in all
95. Taylor County County7 major disasters, 9 in all
96. Carroll County County6 major disasters, 9 in all
97. Plymouth County County6 major disasters, 9 in all
98. Cerro Gordo County County5 major disasters, 7 in all
99. Jefferson County County5 major disasters, 7 in all
100. Omaha Indian Reservation Tribal nation4 major disasters, 7 in all · full record on the Nebraska page
101. Sac and Fox Tribe of the Mississippi in Iowa Tribal nation4 major disasters, 6 in all