State of Iowa
County-by-County Breakdown (COVID-19)

TOTAL CASES: 593,482 | DECEASED: 7,952
U.S. CENSUS EST. POPULATION:3,155,070

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Last updated at 01/07/22 10:02 pm CST
Click on the county name for daily data reported by the New York Times

RANK COUNTY POPULATION
Est. by US Census
CASES DEATHS % OF POPULATION
AFFECTED
% OF ALL CASES
IN IA
% OF ALL DEATHS
IN IA
1 Polk 490,161 92,748 872 18.922% 15.63% 10.97%
2 Linn 226,706 39,394 456 17.377% 6.64% 5.73%
3 Scott 172,943 32,506 322 18.796% 5.48% 4.05%
4 Black Hawk 131,228 25,566 406 19.482% 4.31% 5.11%
5 Johnson 151,140 24,040 118 15.906% 4.05% 1.48%
6 Woodbury 103,107 22,411 287 21.736% 3.78% 3.61%
7 Dubuque 97,311 21,223 268 21.809% 3.58% 3.37%
8 Pottawattamie 93,206 18,340 255 19.677% 3.09% 3.21%
9 Dallas 93,453 17,575 123 18.806% 2.96% 1.55%
10 Story 97,117 15,257 66 15.710% 2.57% 0.83%
11 Warren 51,466 9,705 116 18.857% 1.64% 1.46%
12 Clinton 46,429 9,293 122 20.016% 1.57% 1.53%
13 Cerro Gordo 42,450 9,068 142 21.362% 1.53% 1.79%
14 Webster 35,904 8,467 132 23.582% 1.43% 1.66%
15 Des Moines 38,967 7,606 115 19.519% 1.28% 1.45%
16 Muscatine 42,664 7,513 120 17.610% 1.27% 1.51%
17 Marshall 39,369 7,361 95 18.697% 1.24% 1.19%
18 Wapello 34,969 7,266 161 20.778% 1.22% 2.02%
19 Jasper 37,185 7,003 93 18.833% 1.18% 1.17%
20 Sioux 34,855 6,677 78 19.157% 1.13% 0.98%
21 Lee 33,657 6,514 112 19.354% 1.10% 1.41%
22 Marion 33,253 6,256 106 18.813% 1.05% 1.33%
23 Plymouth 25,177 5,306 92 21.075% 0.89% 1.16%
24 Buena Vista 19,620 5,228 50 26.646% 0.88% 0.63%
25 Benton 25,645 4,802 64 18.725% 0.81% 0.80%
26 Henry 19,954 4,592 57 23.013% 0.77% 0.72%
27 Jones 20,681 4,570 67 22.098% 0.77% 0.84%
28 Washington 21,965 4,497 69 20.473% 0.76% 0.87%
29 Bremer 25,062 4,488 75 17.908% 0.76% 0.94%
30 Boone 26,234 4,455 45 16.982% 0.75% 0.57%
31 Mahaska 22,095 4,101 72 18.561% 0.69% 0.91%
32 Carroll 20,165 3,994 57 19.807% 0.67% 0.72%
33 Jackson 19,439 3,819 59 19.646% 0.64% 0.74%
34 Crawford 16,820 3,807 49 22.634% 0.64% 0.62%
35 Buchanan 21,175 3,619 46 17.091% 0.61% 0.58%
36 Dickinson 17,258 3,466 61 20.083% 0.58% 0.77%
37 Delaware 17,011 3,364 64 19.775% 0.57% 0.80%
38 Kossuth 14,813 3,313 81 22.365% 0.56% 1.02%
39 Fayette 19,650 3,266 59 16.621% 0.55% 0.74%
40 Hardin 16,846 3,239 55 19.227% 0.55% 0.69%
41 Clay 16,016 3,203 40 19.999% 0.54% 0.50%
42 Tama 16,854 3,147 80 18.672% 0.53% 1.01%
43 Cedar 18,627 3,128 27 16.793% 0.53% 0.34%
44 Winneshiek 19,991 3,107 45 15.542% 0.52% 0.57%
45 Wright 12,562 3,037 54 24.176% 0.51% 0.68%
46 Page 15,107 2,923 39 19.349% 0.49% 0.49%
47 Clayton 17,549 2,860 65 16.297% 0.48% 0.82%
48 Floyd 15,642 2,850 55 18.220% 0.48% 0.69%
49 Hamilton 14,773 2,830 61 19.157% 0.48% 0.77%
50 Poweshiek 18,504 2,779 50 15.018% 0.47% 0.63%
51 Harrison 14,049 2,749 84 19.567% 0.46% 1.06%
52 Iowa 16,184 2,697 36 16.665% 0.45% 0.45%
53 Jefferson 18,295 2,629 44 14.370% 0.44% 0.55%
54 Butler 14,439 2,620 48 18.145% 0.44% 0.60%
55 Madison 16,338 2,609 26 15.969% 0.44% 0.33%
56 Mills 15,109 2,564 31 16.970% 0.43% 0.39%
57 Cass 12,836 2,519 73 19.624% 0.42% 0.92%
58 Winnebago 10,354 2,481 41 23.962% 0.42% 0.52%
59 Hancock 10,630 2,417 43 22.738% 0.41% 0.54%
60 Cherokee 11,235 2,394 54 21.308% 0.40% 0.68%
61 Allamakee 13,687 2,382 57 17.403% 0.40% 0.72%
62 Appanoose 12,426 2,345 59 18.872% 0.40% 0.74%
63 Lyon 11,755 2,305 44 19.609% 0.39% 0.55%
64 Union 12,241 2,249 44 18.373% 0.38% 0.55%
65 Shelby 11,454 2,224 46 19.417% 0.37% 0.58%
66 Humboldt 9,558 2,213 33 23.153% 0.37% 0.41%
67 Calhoun 9,668 2,154 20 22.280% 0.36% 0.25%
68 Chickasaw 11,933 2,146 26 17.984% 0.36% 0.33%
69 Grundy 12,232 2,049 38 16.751% 0.35% 0.48%
70 Mitchell 10,586 2,042 47 19.290% 0.34% 0.59%
71 Louisa 11,035 2,041 55 18.496% 0.34% 0.69%
72 Franklin 10,070 2,035 35 20.209% 0.34% 0.44%
73 Emmet 9,208 1,986 49 21.568% 0.33% 0.62%
74 Sac 9,721 1,919 28 19.741% 0.32% 0.35%
75 Guthrie 10,689 1,870 41 17.495% 0.32% 0.52%
76 Clarke 9,395 1,829 31 19.468% 0.31% 0.39%
77 Montgomery 9,917 1,741 48 17.556% 0.29% 0.60%
78 Howard 9,158 1,692 24 18.476% 0.29% 0.30%
79 Keokuk 10,246 1,679 44 16.387% 0.28% 0.55%
80 Palo Alto 8,886 1,669 33 18.782% 0.28% 0.41%
81 Monroe 7,707 1,567 43 20.332% 0.26% 0.54%
82 Ida 6,860 1,456 43 21.224% 0.25% 0.54%
83 Lucas 8,600 1,404 29 16.326% 0.24% 0.36%
84 Davis 9,000 1,391 27 15.456% 0.23% 0.34%
85 Greene 8,888 1,391 18 15.650% 0.23% 0.23%
86 Worth 7,381 1,368 10 18.534% 0.23% 0.13%
87 Adair 7,152 1,363 44 19.058% 0.23% 0.55%
88 Monona 8,615 1,360 41 15.786% 0.23% 0.52%
89 Pocahontas 6,619 1,324 25 20.003% 0.22% 0.31%
90 Decatur 7,870 1,185 18 15.057% 0.20% 0.23%
91 Osceola 5,958 1,154 19 19.369% 0.19% 0.24%
92 Van Buren 7,044 1,111 24 15.772% 0.19% 0.30%
93 Fremont 6,960 1,087 19 15.618% 0.18% 0.24%
94 Taylor 6,121 1,087 20 17.759% 0.18% 0.25%
95 Wayne 6,441 991 26 15.386% 0.17% 0.33%
96 Ringgold 4,894 887 31 18.124% 0.15% 0.39%
97 Audubon 5,496 877 18 15.957% 0.15% 0.23%
98 Adams 3,602 651 12 18.073% 0.11% 0.15%

Mortality rate between 2-3% (blue), 3% or more (red)

1. Percent of total cases in Iowa. 2. Percent of total deceased in Iowa 3. Mortality rate of the county


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Data from The New York Times, based on reports from state and local health agencies.

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