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

TOTAL CASES: 374,655 | DECEASED: 6,109
U.S. CENSUS EST. POPULATION:3,155,070

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Last updated at 07/25/21 02:02 am CDT
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 58,891 646 12.015% 15.72% 10.57%
2 Linn 226,706 21,448 342 9.461% 5.72% 5.60%
3 Scott 172,943 20,426 250 11.811% 5.45% 4.09%
4 Black Hawk 131,228 16,680 319 12.711% 4.45% 5.22%
5 Woodbury 103,107 15,319 230 14.857% 4.09% 3.76%
6 Johnson 151,140 14,736 86 9.750% 3.93% 1.41%
7 Dubuque 97,311 13,595 213 13.971% 3.63% 3.49%
8 Dallas 93,453 11,440 99 12.241% 3.05% 1.62%
9 Pottawattamie 93,206 11,307 177 12.131% 3.02% 2.90%
10 Story 97,117 10,828 48 11.149% 2.89% 0.79%
11 Warren 51,466 5,920 92 11.503% 1.58% 1.51%
12 Clinton 46,429 5,643 93 12.154% 1.51% 1.52%
13 Cerro Gordo 42,450 5,622 97 13.244% 1.50% 1.59%
14 Webster 35,904 5,389 96 15.009% 1.44% 1.57%
15 Sioux 34,855 5,191 74 14.893% 1.39% 1.21%
16 Muscatine 42,664 4,920 106 11.532% 1.31% 1.74%
17 Marshall 39,369 4,914 79 12.482% 1.31% 1.29%
18 Des Moines 38,967 4,782 75 12.272% 1.28% 1.23%
19 Jasper 37,185 4,520 73 12.155% 1.21% 1.19%
20 Wapello 34,969 4,366 123 12.485% 1.17% 2.01%
21 Buena Vista 19,620 4,310 40 21.967% 1.15% 0.65%
22 Plymouth 25,177 4,049 82 16.082% 1.08% 1.34%
23 Lee 33,657 3,926 58 11.665% 1.05% 0.95%
24 Marion 33,253 3,691 77 11.100% 0.99% 1.26%
25 Jones 20,681 3,012 57 14.564% 0.80% 0.93%
26 Henry 19,954 3,010 37 15.085% 0.80% 0.61%
27 Bremer 25,062 2,927 63 11.679% 0.78% 1.03%
28 Carroll 20,165 2,862 52 14.193% 0.76% 0.85%
29 Boone 26,234 2,712 34 10.338% 0.72% 0.56%
30 Crawford 16,820 2,708 41 16.100% 0.72% 0.67%
31 Benton 25,645 2,627 55 10.244% 0.70% 0.90%
32 Washington 21,965 2,598 51 11.828% 0.69% 0.83%
33 Dickinson 17,258 2,507 45 14.527% 0.67% 0.74%
34 Mahaska 22,095 2,325 51 10.523% 0.62% 0.83%
35 Jackson 19,439 2,258 42 11.616% 0.60% 0.69%
36 Kossuth 14,813 2,191 66 14.791% 0.58% 1.08%
37 Clay 16,016 2,173 27 13.568% 0.58% 0.44%
38 Tama 16,854 2,133 72 12.656% 0.57% 1.18%
39 Delaware 17,011 2,117 43 12.445% 0.57% 0.70%
40 Winneshiek 19,991 2,006 36 10.035% 0.54% 0.59%
41 Buchanan 21,175 1,967 34 9.289% 0.53% 0.56%
42 Page 15,107 1,954 22 12.934% 0.52% 0.36%
43 Cedar 18,627 1,929 23 10.356% 0.51% 0.38%
44 Hardin 16,846 1,911 44 11.344% 0.51% 0.72%
45 Wright 12,562 1,891 40 15.053% 0.50% 0.65%
46 Fayette 19,650 1,882 43 9.578% 0.50% 0.70%
47 Hamilton 14,773 1,868 51 12.645% 0.50% 0.83%
48 Harrison 14,049 1,819 73 12.948% 0.49% 1.19%
49 Clayton 17,549 1,730 57 9.858% 0.46% 0.93%
50 Butler 14,439 1,678 35 11.621% 0.45% 0.57%
51 Madison 16,338 1,677 19 10.264% 0.45% 0.31%
52 Floyd 15,642 1,646 42 10.523% 0.44% 0.69%
53 Mills 15,109 1,638 24 10.841% 0.44% 0.39%
54 Cherokee 11,235 1,615 38 14.375% 0.43% 0.62%
55 Lyon 11,755 1,609 41 13.688% 0.43% 0.67%
56 Poweshiek 18,504 1,590 36 8.593% 0.42% 0.59%
57 Allamakee 13,687 1,555 52 11.361% 0.42% 0.85%
58 Hancock 10,630 1,531 34 14.403% 0.41% 0.56%
59 Iowa 16,184 1,483 24 9.163% 0.40% 0.39%
60 Winnebago 10,354 1,457 31 14.072% 0.39% 0.51%
61 Calhoun 9,668 1,431 13 14.801% 0.38% 0.21%
62 Cass 12,836 1,408 55 10.969% 0.38% 0.90%
63 Grundy 12,232 1,393 33 11.388% 0.37% 0.54%
64 Emmet 9,208 1,367 41 14.846% 0.36% 0.67%
65 Jefferson 18,295 1,345 35 7.352% 0.36% 0.57%
66 Sac 9,721 1,326 20 13.641% 0.35% 0.33%
67 Shelby 11,454 1,318 38 11.507% 0.35% 0.62%
68 Louisa 11,035 1,302 49 11.799% 0.35% 0.80%
69 Union 12,241 1,295 35 10.579% 0.35% 0.57%
70 Appanoose 12,426 1,280 49 10.301% 0.34% 0.80%
71 Franklin 10,070 1,278 23 12.691% 0.34% 0.38%
72 Mitchell 10,586 1,272 43 12.016% 0.34% 0.70%
73 Chickasaw 11,933 1,257 17 10.534% 0.34% 0.28%
74 Guthrie 10,689 1,245 32 11.647% 0.33% 0.52%
75 Humboldt 9,558 1,245 26 13.026% 0.33% 0.43%
76 Palo Alto 8,886 1,149 24 12.930% 0.31% 0.39%
77 Montgomery 9,917 1,067 38 10.759% 0.28% 0.62%
78 Howard 9,158 1,053 22 11.498% 0.28% 0.36%
79 Clarke 9,395 1,024 24 10.899% 0.27% 0.39%
80 Monroe 7,707 1,006 33 13.053% 0.27% 0.54%
81 Keokuk 10,246 999 32 9.750% 0.27% 0.52%
82 Ida 6,860 927 35 13.513% 0.25% 0.57%
83 Adair 7,152 896 32 12.528% 0.24% 0.52%
84 Davis 9,000 868 25 9.644% 0.23% 0.41%
85 Pocahontas 6,619 868 22 13.114% 0.23% 0.36%
86 Monona 8,615 859 31 9.971% 0.23% 0.51%
87 Greene 8,888 791 11 8.900% 0.21% 0.18%
88 Osceola 5,958 790 17 13.259% 0.21% 0.28%
89 Lucas 8,600 774 23 9.000% 0.21% 0.38%
90 Worth 7,381 756 8 10.243% 0.20% 0.13%
91 Taylor 6,121 671 12 10.962% 0.18% 0.20%
92 Decatur 7,870 662 9 8.412% 0.18% 0.15%
93 Fremont 6,960 648 10 9.310% 0.17% 0.16%
94 Ringgold 4,894 568 24 11.606% 0.15% 0.39%
95 Van Buren 7,044 567 18 8.049% 0.15% 0.29%
96 Wayne 6,441 563 23 8.741% 0.15% 0.38%
97 Audubon 5,496 529 13 9.625% 0.14% 0.21%
98 Adams 3,602 349 4 9.689% 0.09% 0.07%

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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