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

TOTAL CASES: 355,916 | DECEASED: 5,811
U.S. CENSUS EST. POPULATION:3,155,070

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Last updated at 04/16/21 06:01 pm 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 55,815 602 11.387% 15.68% 10.36%
2 Linn 226,706 20,251 329 8.933% 5.69% 5.66%
3 Scott 172,943 18,949 234 10.957% 5.32% 4.03%
4 Black Hawk 131,228 15,517 306 11.824% 4.36% 5.27%
5 Woodbury 103,107 14,872 220 14.424% 4.18% 3.79%
6 Johnson 151,140 13,978 81 9.248% 3.93% 1.39%
7 Dubuque 97,311 13,116 202 13.478% 3.69% 3.48%
8 Dallas 93,453 10,874 96 11.636% 3.06% 1.65%
9 Pottawattamie 93,206 10,703 162 11.483% 3.01% 2.79%
10 Story 97,117 10,285 47 10.590% 2.89% 0.81%
11 Warren 51,466 5,536 86 10.757% 1.56% 1.48%
12 Clinton 46,429 5,364 90 11.553% 1.51% 1.55%
13 Cerro Gordo 42,450 5,213 86 12.280% 1.46% 1.48%
14 Webster 35,904 5,078 91 14.143% 1.43% 1.57%
15 Sioux 34,855 5,050 73 14.489% 1.42% 1.26%
16 Marshall 39,369 4,768 74 12.111% 1.34% 1.27%
17 Muscatine 42,664 4,578 96 10.730% 1.29% 1.65%
18 Des Moines 38,967 4,406 65 11.307% 1.24% 1.12%
19 Wapello 34,969 4,250 120 12.154% 1.19% 2.07%
20 Buena Vista 19,620 4,214 40 21.478% 1.18% 0.69%
21 Jasper 37,185 4,075 70 10.959% 1.14% 1.20%
22 Plymouth 25,177 3,967 79 15.756% 1.11% 1.36%
23 Lee 33,657 3,677 55 10.925% 1.03% 0.95%
24 Marion 33,253 3,543 75 10.655% 1.00% 1.29%
25 Jones 20,681 2,929 55 14.163% 0.82% 0.95%
26 Henry 19,954 2,860 37 14.333% 0.80% 0.64%
27 Bremer 25,062 2,789 60 11.128% 0.78% 1.03%
28 Carroll 20,165 2,789 50 13.831% 0.78% 0.86%
29 Crawford 16,820 2,621 39 15.583% 0.74% 0.67%
30 Boone 26,234 2,578 33 9.827% 0.72% 0.57%
31 Benton 25,645 2,496 55 9.733% 0.70% 0.95%
32 Washington 21,965 2,491 49 11.341% 0.70% 0.84%
33 Dickinson 17,258 2,406 43 13.941% 0.68% 0.74%
34 Mahaska 22,095 2,240 49 10.138% 0.63% 0.84%
35 Jackson 19,439 2,178 42 11.204% 0.61% 0.72%
36 Kossuth 14,813 2,123 62 14.332% 0.60% 1.07%
37 Clay 16,016 2,098 25 13.099% 0.59% 0.43%
38 Tama 16,854 2,065 71 12.252% 0.58% 1.22%
39 Delaware 17,011 2,025 39 11.904% 0.57% 0.67%
40 Winneshiek 19,991 1,939 33 9.699% 0.54% 0.57%
41 Page 15,107 1,903 20 12.597% 0.53% 0.34%
42 Buchanan 21,175 1,882 31 8.888% 0.53% 0.53%
43 Cedar 18,627 1,834 23 9.846% 0.52% 0.40%
44 Fayette 19,650 1,828 41 9.303% 0.51% 0.71%
45 Wright 12,562 1,800 35 14.329% 0.51% 0.60%
46 Hardin 16,846 1,793 42 10.643% 0.50% 0.72%
47 Hamilton 14,773 1,779 49 12.042% 0.50% 0.84%
48 Harrison 14,049 1,753 73 12.478% 0.49% 1.26%
49 Clayton 17,549 1,666 55 9.493% 0.47% 0.95%
50 Butler 14,439 1,624 34 11.247% 0.46% 0.59%
51 Mills 15,109 1,581 20 10.464% 0.44% 0.34%
52 Cherokee 11,235 1,566 38 13.939% 0.44% 0.65%
53 Floyd 15,642 1,552 42 9.922% 0.44% 0.72%
54 Lyon 11,755 1,543 41 13.126% 0.43% 0.71%
55 Madison 16,338 1,535 19 9.395% 0.43% 0.33%
56 Poweshiek 18,504 1,524 33 8.236% 0.43% 0.57%
57 Allamakee 13,687 1,491 51 10.894% 0.42% 0.88%
58 Iowa 16,184 1,453 24 8.978% 0.41% 0.41%
59 Hancock 10,630 1,433 34 13.481% 0.40% 0.59%
60 Winnebago 10,354 1,358 31 13.116% 0.38% 0.53%
61 Grundy 12,232 1,350 32 11.037% 0.38% 0.55%
62 Cass 12,836 1,344 54 10.471% 0.38% 0.93%
63 Calhoun 9,668 1,331 11 13.767% 0.37% 0.19%
64 Jefferson 18,295 1,305 35 7.133% 0.37% 0.60%
65 Emmet 9,208 1,284 40 13.944% 0.36% 0.69%
66 Shelby 11,454 1,274 37 11.123% 0.36% 0.64%
67 Sac 9,721 1,268 19 13.044% 0.36% 0.33%
68 Appanoose 12,426 1,266 47 10.188% 0.36% 0.81%
69 Louisa 11,035 1,265 49 11.464% 0.36% 0.84%
70 Mitchell 10,586 1,252 41 11.827% 0.35% 0.71%
71 Union 12,241 1,240 32 10.130% 0.35% 0.55%
72 Chickasaw 11,933 1,225 15 10.266% 0.34% 0.26%
73 Humboldt 9,558 1,181 26 12.356% 0.33% 0.45%
74 Guthrie 10,689 1,177 29 11.011% 0.33% 0.50%
75 Franklin 10,070 1,125 21 11.172% 0.32% 0.36%
76 Palo Alto 8,886 1,104 22 12.424% 0.31% 0.38%
77 Howard 9,158 1,028 22 11.225% 0.29% 0.38%
78 Montgomery 9,917 1,002 37 10.104% 0.28% 0.64%
79 Clarke 9,395 980 23 10.431% 0.28% 0.40%
80 Keokuk 10,246 945 30 9.223% 0.27% 0.52%
81 Monroe 7,707 935 28 12.132% 0.26% 0.48%
82 Ida 6,860 893 33 13.017% 0.25% 0.57%
83 Adair 7,152 843 32 11.787% 0.24% 0.55%
84 Pocahontas 6,619 833 21 12.585% 0.23% 0.36%
85 Monona 8,615 809 30 9.391% 0.23% 0.52%
86 Davis 9,000 799 24 8.878% 0.22% 0.41%
87 Greene 8,888 764 10 8.596% 0.21% 0.17%
88 Osceola 5,958 750 16 12.588% 0.21% 0.28%
89 Lucas 8,600 749 22 8.709% 0.21% 0.38%
90 Worth 7,381 707 8 9.579% 0.20% 0.14%
91 Taylor 6,121 651 12 10.636% 0.18% 0.21%
92 Fremont 6,960 612 10 8.793% 0.17% 0.17%
93 Decatur 7,870 589 9 7.484% 0.17% 0.15%
94 Van Buren 7,044 556 18 7.893% 0.16% 0.31%
95 Ringgold 4,894 535 23 10.932% 0.15% 0.40%
96 Wayne 6,441 519 23 8.058% 0.15% 0.40%
97 Audubon 5,496 494 9 8.988% 0.14% 0.15%
98 Adams 3,602 328 4 9.106% 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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