Counties in Iowa by deaths (July to June)

Polk County had the highest deaths (July to June) of 99 counties in 2022, at 4,636. Adams County had the lowest, at 66. The median was 201 and the figure for Iowa was 35,685. Source: the U.S. Census Bureau.

Highest4,636Polk County
Lowest66Adams County
Median20199 counties
Iowa35,685History

Top 40 counties, 2022

CSVChart (SVG)

Polk CountyPolk County: 4,636 count4,636Linn CountyLinn County: 2,240 count2,240Scott CountyScott County: 1,868 count1,868Black Hawk CountyBlack Hawk County: 1,503 count1,503Pottawattamie CountyPottawattamie County: 1,177 count1,177Woodbury CountyWoodbury County: 1,110 count1,110Dubuque CountyDubuque County: 1,092 count1,092Johnson CountyJohnson County: 927 count927Clinton CountyClinton County: 676 count676Story CountyStory County: 660 count660Dallas CountyDallas County: 607 count607Cerro Gordo CountyCerro Gordo County: 605 count605Lee CountyLee County: 574 count574Marshall CountyMarshall County: 568 count568Des Moines CountyDes Moines County: 564 count564Warren CountyWarren County: 530 count530Webster CountyWebster County: 519 count519Wapello CountyWapello County: 511 count511Jasper CountyJasper County: 454 count454Muscatine CountyMuscatine County: 454 count454Marion CountyMarion County: 407 count407Boone CountyBoone County: 358 count358Mahaska CountyMahaska County: 304 count304Carroll CountyCarroll County: 297 count297Washington CountyWashington County: 291 count291Sioux CountySioux County: 288 count288Plymouth CountyPlymouth County: 267 count267Fayette CountyFayette County: 265 count265Benton CountyBenton County: 259 count259Hardin CountyHardin County: 259 count259Henry CountyHenry County: 256 count256Cedar CountyCedar County: 254 count254Jackson CountyJackson County: 253 count253Bremer CountyBremer County: 250 count250Jones CountyJones County: 243 count243Poweshiek CountyPoweshiek County: 238 count238Buchanan CountyBuchanan County: 235 count235Page CountyPage County: 233 count233Harrison CountyHarrison County: 232 count232Floyd CountyFloyd County: 226 count226
count. Source: U.S. Census Bureau. Retrieved 2026-10-08.

Full ranking

RankCounties2022
count
Change on 2021
1Polk County Estimated4,636+8.1%
2Linn County Estimated2,240+1.4%
3Scott County Estimated1,868-3.3%
4Black Hawk County Estimated1,503-1.5%
5Pottawattamie County Estimated1,177-1.3%
6Woodbury County Estimated1,110-8.9%
7Dubuque County Estimated1,092+5.7%
8Johnson County Estimated927+4.2%
9Clinton County Estimated676+8.2%
10Story County Estimated660+9.5%
11Dallas County Estimated607-1.1%
12Cerro Gordo County Estimated605+0.2%
13Lee County Estimated574+19.6%
14Marshall County Estimated568+4%
15Des Moines County Estimated564+7.2%
16Warren County Estimated530-2.4%
17Webster County Estimated519-3%
18Wapello County Estimated511+8.5%
19Jasper County Estimated454+1.1%
19Muscatine County Estimated454-10.3%
21Marion County Estimated407+4.1%
22Boone County Estimated358+3.8%
23Mahaska County Estimated304+12.2%
24Carroll County Estimated297+4.2%
25Washington County Estimated291+2.5%
26Sioux County Estimated288-8%
27Plymouth County Estimated267-7.9%
28Fayette County Estimated265-8%
29Benton County Estimated259-11.6%
29Hardin County Estimated259-6.5%
31Henry County Estimated256-8.9%
32Cedar County Estimated254+19.2%
33Jackson County Estimated253-9.6%
34Bremer County Estimated250-14.7%
35Jones County Estimated243-5.8%
36Poweshiek County Estimated238+4.4%
37Buchanan County Estimated235+2.2%
38Page County Estimated233+12%
39Harrison County Estimated232-1.7%
40Floyd County Estimated226+1.8%
41Iowa County Estimated223+5.2%
42Clayton County Estimated222-9%
43Tama County Estimated2210%
44Cass County Estimated218+1.4%
45Dickinson County Estimated210-11%
46Winneshiek County Estimated208+0.5%
47Appanoose County Estimated205-5.1%
48Delaware County Estimated204+2.5%
49Jefferson County Estimated201+0.5%
49Wright County Estimated201+8.1%
51Hamilton County Estimated200-2.4%
52Kossuth County Estimated198-14.7%
53Butler County Estimated196-1%
54Buena Vista County Estimated195+3.7%
55O'Brien County Estimated193-18.6%
56Clay County Estimated190-2.1%
57Union County Estimated185+3.4%
58Madison County Estimated183+13%
59Cherokee County Estimated182+3.4%
60Mills County Estimated175+16.7%
61Sac County Estimated171+22.1%
62Crawford County Estimated169-11.5%
63Shelby County Estimated166+3.8%
64Grundy County Estimated163-1.2%
65Chickasaw County Estimated161+0.6%
65Hancock County Estimated161+10.3%
67Montgomery County Estimated160-17.5%
68Howard County Estimated155+22%
69Calhoun County Estimated153+14.2%
70Mitchell County Estimated152-5.6%
71Palo Alto County Estimated151+11.9%
72Franklin County Estimated149-11.8%
72Keokuk County Estimated149-6.3%
72Monona County Estimated149-19.9%
75Guthrie County Estimated143+5.1%
76Allamakee County Estimated140-31%
77Emmet County Estimated137-4.9%
78Louisa County Estimated136+3.8%
79Adair County Estimated135+6.3%
80Greene County Estimated134+13.6%
81Clarke County Estimated126-19.2%
82Humboldt County Estimated122-12.2%
83Lucas County Estimated121+0.8%
84Monroe County Estimated120+2.6%
85Winnebago County Estimated118-21.3%
86Fremont County Estimated114+35.7%
87Ida County Estimated108-18.8%
88Decatur County Estimated103+8.4%
89Davis County Estimated1020%
90Pocahontas County Estimated101-15.1%
91Wayne County Estimated100+8.7%
92Lyon County Estimated99-22.7%
93Van Buren County Estimated97-3%
94Audubon County Estimated93+2.2%
95Osceola County Estimated92+2.2%
95Taylor County Estimated92+1.1%
97Worth County Estimated91+1.1%
98Ringgold County Estimated86-10.4%
99Adams County Estimated66+24.5%

Other periods

About this ranking

Estimated deaths of residents from July 1 of the previous year through June 30 of the reported year.

Census population estimates component. The year identifies the end of the July-to-June period. These estimates can be revised and differ from calendar-year death totals.

Every value in the ranking comes from the same publisher and the same period, so the counties are compared on one definition. Equal values share a rank.

How to cite

U.S. Census Bureau. Population Estimates Program: deaths, July 1 of the previous year to June 30 of the reported year, nation, states and counties. https://www2.census.gov/programs-surveys/popest/datasets/2020-2025/. Retrieved 2026-10-08.

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Questions

Which county has the highest deaths (July to June)?

Polk County, with 4,636 in 2022, according to the U.S. Census Bureau.

Which county has the lowest deaths (July to June)?

Adams County, with 66 in 2022.

Where does this ranking come from?

Every value comes from one source and one period, so the places are comparable: U.S. Census Bureau, Population Estimates Program: deaths, July 1 of the previous year to June 30 of the reported year, nation, states and counties. Retrieved 2026-10-08.

Deaths, July to June: other rankings

Counties in Iowa: more rankings