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

TOTAL CASES: 49,020 | DECEASED: 931
U.S. CENSUS EST. POPULATION:3,155,070

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Last updated at 08/11/20 10:00 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 10,351 207 2.112% 21.12% 22.23%
2 Woodbury 103,107 3,727 52 3.615% 7.60% 5.59%
3 Black Hawk 131,228 3,134 66 2.388% 6.39% 7.09%
4 Linn 226,706 2,399 88 1.058% 4.89% 9.45%
5 Johnson 151,140 2,107 19 1.394% 4.30% 2.04%
6 Dallas 93,453 1,888 35 2.020% 3.85% 3.76%
7 Buena Vista 19,620 1,794 12 9.144% 3.66% 1.29%
8 Scott 172,943 1,727 14 0.999% 3.52% 1.50%
9 Dubuque 97,311 1,686 31 1.733% 3.44% 3.33%
10 Marshall 39,369 1,446 26 3.673% 2.95% 2.79%
11 Pottawattamie 93,206 1,325 26 1.422% 2.70% 2.79%
12 Story 97,117 1,167 14 1.202% 2.38% 1.50%
13 Wapello 34,969 904 33 2.585% 1.84% 3.54%
14 Muscatine 42,664 848 48 1.988% 1.73% 5.16%
15 Webster 35,904 813 8 2.264% 1.66% 0.86%
16 Crawford 16,820 730 3 4.340% 1.49% 0.32%
17 Sioux 34,855 637 3 1.828% 1.30% 0.32%
18 Cerro Gordo 42,450 634 17 1.494% 1.29% 1.83%
19 Warren 51,466 569 1 1.106% 1.16% 0.11%
20 Tama 16,854 553 29 3.281% 1.13% 3.11%
21 Jasper 37,185 479 26 1.288% 0.98% 2.79%
22 Wright 12,562 473 1 3.765% 0.96% 0.11%
23 Plymouth 25,177 463 9 1.839% 0.94% 0.97%
24 Clinton 46,429 410 3 0.883% 0.84% 0.32%
25 Dickinson 17,258 382 4 2.213% 0.78% 0.43%
26 Louisa 11,035 378 14 3.425% 0.77% 1.50%
27 Washington 21,965 300 10 1.366% 0.61% 1.07%
28 Boone 26,234 259 3 0.987% 0.53% 0.32%
29 Hamilton 14,773 248 1 1.679% 0.51% 0.11%
30 Franklin 10,070 241 10 2.393% 0.49% 1.07%
31 Bremer 25,062 227 7 0.906% 0.46% 0.75%
32 Clarke 9,395 202 3 2.150% 0.41% 0.32%
33 Clay 16,016 196 1 1.224% 0.40% 0.11%
34 Carroll 20,165 192 2 0.952% 0.39% 0.21%
35 Emmet 9,208 192 4 2.085% 0.39% 0.43%
36 Des Moines 38,967 186 2 0.477% 0.38% 0.21%
37 Hardin 16,846 184 0 1.092% 0.38% 0%
38 Shelby 11,454 184 1 1.606% 0.38% 0.11%
39 Marion 33,253 174 0 0.523% 0.35% 0%
40 Benton 25,645 160 1 0.624% 0.33% 0.11%
41 Poweshiek 18,504 159 8 0.859% 0.32% 0.86%
42 Floyd 15,642 157 2 1.004% 0.32% 0.21%
43 Jackson 19,439 156 1 0.803% 0.32% 0.11%
44 Allamakee 13,687 155 4 1.132% 0.32% 0.43%
45 Mahaska 22,095 140 17 0.634% 0.29% 1.83%
46 Cedar 18,627 133 1 0.714% 0.27% 0.11%
47 Guthrie 10,689 132 5 1.235% 0.27% 0.54%
48 Jones 20,681 132 2 0.638% 0.27% 0.21%
49 Buchanan 21,175 129 1 0.609% 0.26% 0.11%
50 Henry 19,954 127 4 0.636% 0.26% 0.43%
51 Hancock 10,630 122 2 1.148% 0.25% 0.21%
52 Madison 16,338 122 2 0.747% 0.25% 0.21%
53 Butler 14,439 121 2 0.838% 0.25% 0.21%
54 Humboldt 9,558 118 1 1.235% 0.24% 0.11%
55 Lee 33,657 117 3 0.348% 0.24% 0.32%
56 Pocahontas 6,619 116 2 1.753% 0.24% 0.21%
57 Delaware 17,011 115 1 0.676% 0.23% 0.11%
58 Lyon 11,755 114 2 0.970% 0.23% 0.21%
59 Harrison 14,049 109 1 0.776% 0.22% 0.11%
60 Cherokee 11,235 108 1 0.961% 0.22% 0.11%
61 Clayton 17,549 104 3 0.593% 0.21% 0.32%
62 Iowa 16,184 98 1 0.606% 0.20% 0.11%
63 Taylor 6,121 98 0 1.601% 0.20% 0%
64 Winneshiek 19,991 97 1 0.485% 0.20% 0.11%
65 Page 15,107 94 0 0.622% 0.19% 0%
66 Monona 8,615 91 0 1.056% 0.19% 0%
67 Kossuth 14,813 90 0 0.608% 0.18% 0%
68 Mills 15,109 89 0 0.589% 0.18% 0%
69 Jefferson 18,295 86 0 0.470% 0.18% 0%
70 Palo Alto 8,886 86 0 0.968% 0.18% 0%
71 Sac 9,721 85 0 0.874% 0.17% 0%
72 Fayette 19,650 84 0 0.427% 0.17% 0%
73 Winnebago 10,354 84 0 0.811% 0.17% 0%
74 Calhoun 9,668 83 2 0.859% 0.17% 0.21%
75 Osceola 5,958 83 0 1.393% 0.17% 0%
76 Grundy 12,232 79 1 0.646% 0.16% 0.11%
77 Mitchell 10,586 78 0 0.737% 0.16% 0%
78 Union 12,241 77 1 0.629% 0.16% 0.11%
79 Cass 12,836 74 1 0.577% 0.15% 0.11%
80 Monroe 7,707 74 7 0.960% 0.15% 0.75%
81 Lucas 8,600 71 4 0.826% 0.14% 0.43%
82 Worth 7,381 66 0 0.894% 0.13% 0%
83 Davis 9,000 60 2 0.667% 0.12% 0.21%
84 Montgomery 9,917 59 4 0.595% 0.12% 0.43%
85 Chickasaw 11,933 54 0 0.453% 0.11% 0%
86 Appanoose 12,426 49 3 0.394% 0.10% 0.32%
87 Howard 9,158 49 0 0.535% 0.10% 0%
88 Fremont 6,960 42 0 0.603% 0.09% 0%
89 Greene 8,888 42 0 0.473% 0.09% 0%
90 Keokuk 10,246 37 1 0.361% 0.08% 0.11%
91 Van Buren 7,044 36 1 0.511% 0.07% 0.11%
92 Ida 6,860 31 0 0.452% 0.06% 0%
93 Adair 7,152 30 0 0.419% 0.06% 0%
94 Audubon 5,496 28 1 0.509% 0.06% 0.11%
95 Decatur 7,870 23 0 0.292% 0.05% 0%
96 Ringgold 4,894 22 1 0.450% 0.04% 0.11%
97 Wayne 6,441 20 1 0.311% 0.04% 0.11%
98 Adams 3,602 16 0 0.444% 0.03% 0%

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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