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

TOTAL CASES: 474,394 | DECEASED: 6,785
U.S. CENSUS EST. POPULATION:3,155,070

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Last updated at 10/26/21 10:02 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 74,707 729 15.241% 15.75% 10.74%
2 Linn 226,706 29,216 394 12.887% 6.16% 5.81%
3 Scott 172,943 24,750 274 14.311% 5.22% 4.04%
4 Black Hawk 131,228 20,341 358 15.501% 4.29% 5.28%
5 Woodbury 103,107 19,215 244 18.636% 4.05% 3.60%
6 Johnson 151,140 18,003 100 11.911% 3.79% 1.47%
7 Dubuque 97,311 15,851 229 16.289% 3.34% 3.38%
8 Pottawattamie 93,206 14,276 200 15.317% 3.01% 2.95%
9 Dallas 93,453 14,115 108 15.104% 2.98% 1.59%
10 Story 97,117 12,889 51 13.272% 2.72% 0.75%
11 Warren 51,466 7,751 96 15.060% 1.63% 1.41%
12 Cerro Gordo 42,450 6,968 110 16.415% 1.47% 1.62%
13 Webster 35,904 6,950 111 19.357% 1.47% 1.64%
14 Clinton 46,429 6,934 101 14.935% 1.46% 1.49%
15 Des Moines 38,967 6,678 94 17.138% 1.41% 1.39%
16 Marshall 39,369 6,422 85 16.312% 1.35% 1.25%
17 Muscatine 42,664 6,354 113 14.893% 1.34% 1.67%
18 Wapello 34,969 5,939 137 16.984% 1.25% 2.02%
19 Jasper 37,185 5,785 79 15.557% 1.22% 1.16%
20 Lee 33,657 5,656 89 16.805% 1.19% 1.31%
21 Sioux 34,855 5,656 76 16.227% 1.19% 1.12%
22 Marion 33,253 5,081 91 15.280% 1.07% 1.34%
23 Buena Vista 19,620 4,919 46 25.071% 1.04% 0.68%
24 Plymouth 25,177 4,638 87 18.422% 0.98% 1.28%
25 Henry 19,954 3,899 47 19.540% 0.82% 0.69%
26 Jones 20,681 3,710 61 17.939% 0.78% 0.90%
27 Washington 21,965 3,670 56 16.708% 0.77% 0.83%
28 Benton 25,645 3,597 57 14.026% 0.76% 0.84%
29 Bremer 25,062 3,573 68 14.257% 0.75% 1.00%
30 Boone 26,234 3,513 37 13.391% 0.74% 0.55%
31 Carroll 20,165 3,463 53 17.173% 0.73% 0.78%
32 Crawford 16,820 3,393 47 20.172% 0.72% 0.69%
33 Mahaska 22,095 3,231 56 14.623% 0.68% 0.83%
34 Dickinson 17,258 3,010 52 17.441% 0.63% 0.77%
35 Clay 16,016 2,791 33 17.426% 0.59% 0.49%
36 Buchanan 21,175 2,790 39 13.176% 0.59% 0.57%
37 Jackson 19,439 2,737 46 14.080% 0.58% 0.68%
38 Kossuth 14,813 2,718 73 18.349% 0.57% 1.08%
39 Hardin 16,846 2,703 49 16.045% 0.57% 0.72%
40 Tama 16,854 2,650 76 15.723% 0.56% 1.12%
41 Fayette 19,650 2,606 49 13.262% 0.55% 0.72%
42 Delaware 17,011 2,586 46 15.202% 0.55% 0.68%
43 Cedar 18,627 2,496 26 13.400% 0.53% 0.38%
44 Page 15,107 2,493 28 16.502% 0.53% 0.41%
45 Wright 12,562 2,437 45 19.400% 0.51% 0.66%
46 Hamilton 14,773 2,341 54 15.846% 0.49% 0.80%
47 Winneshiek 19,991 2,335 38 11.680% 0.49% 0.56%
48 Floyd 15,642 2,223 45 14.212% 0.47% 0.66%
49 Harrison 14,049 2,179 77 15.510% 0.46% 1.13%
50 Madison 16,338 2,170 25 13.282% 0.46% 0.37%
51 Clayton 17,549 2,145 58 12.223% 0.45% 0.85%
52 Poweshiek 18,504 2,122 41 11.468% 0.45% 0.60%
53 Iowa 16,184 2,081 29 12.858% 0.44% 0.43%
54 Butler 14,439 2,067 38 14.315% 0.44% 0.56%
55 Cass 12,836 2,015 57 15.698% 0.42% 0.84%
56 Jefferson 18,295 2,010 40 10.987% 0.42% 0.59%
57 Mills 15,109 2,000 29 13.237% 0.42% 0.43%
58 Allamakee 13,687 1,947 53 14.225% 0.41% 0.78%
59 Cherokee 11,235 1,940 44 17.267% 0.41% 0.65%
60 Lyon 11,755 1,929 41 16.410% 0.41% 0.60%
61 Hancock 10,630 1,877 39 17.658% 0.40% 0.57%
62 Winnebago 10,354 1,870 33 18.061% 0.39% 0.49%
63 Calhoun 9,668 1,861 16 19.249% 0.39% 0.24%
64 Appanoose 12,426 1,809 50 14.558% 0.38% 0.74%
65 Shelby 11,454 1,784 39 15.575% 0.38% 0.57%
66 Louisa 11,035 1,710 52 15.496% 0.36% 0.77%
67 Grundy 12,232 1,685 37 13.775% 0.36% 0.55%
68 Humboldt 9,558 1,677 27 17.546% 0.35% 0.40%
69 Emmet 9,208 1,672 46 18.158% 0.35% 0.68%
70 Franklin 10,070 1,647 28 16.356% 0.35% 0.41%
71 Mitchell 10,586 1,646 43 15.549% 0.35% 0.63%
72 Union 12,241 1,626 37 13.283% 0.34% 0.55%
73 Chickasaw 11,933 1,595 18 13.366% 0.34% 0.27%
74 Sac 9,721 1,579 24 16.243% 0.33% 0.35%
75 Guthrie 10,689 1,555 34 14.548% 0.33% 0.50%
76 Montgomery 9,917 1,423 42 14.349% 0.30% 0.62%
77 Palo Alto 8,886 1,420 32 15.980% 0.30% 0.47%
78 Clarke 9,395 1,413 28 15.040% 0.30% 0.41%
79 Keokuk 10,246 1,397 35 13.635% 0.29% 0.52%
80 Monroe 7,707 1,343 35 17.426% 0.28% 0.52%
81 Howard 9,158 1,289 22 14.075% 0.27% 0.32%
82 Ida 6,860 1,187 41 17.303% 0.25% 0.60%
83 Greene 8,888 1,164 15 13.096% 0.25% 0.22%
84 Davis 9,000 1,152 25 12.800% 0.24% 0.37%
85 Lucas 8,600 1,138 24 13.233% 0.24% 0.35%
86 Pocahontas 6,619 1,114 23 16.830% 0.23% 0.34%
87 Monona 8,615 1,090 38 12.652% 0.23% 0.56%
88 Worth 7,381 1,085 8 14.700% 0.23% 0.12%
89 Adair 7,152 1,053 35 14.723% 0.22% 0.52%
90 Osceola 5,958 940 17 15.777% 0.20% 0.25%
91 Fremont 6,960 861 11 12.371% 0.18% 0.16%
92 Van Buren 7,044 842 21 11.953% 0.18% 0.31%
93 Decatur 7,870 826 12 10.496% 0.17% 0.18%
94 Taylor 6,121 798 13 13.037% 0.17% 0.19%
95 Wayne 6,441 748 24 11.613% 0.16% 0.35%
96 Ringgold 4,894 677 27 13.833% 0.14% 0.40%
97 Audubon 5,496 668 14 12.154% 0.14% 0.21%
98 Adams 3,602 509 5 14.131% 0.11% 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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