Counties in Iowa by uninsured rate, 65 and over (US, ACS), 2024

Davis County had the highest uninsured rate, 65 and over (US, ACS) of 99 counties in 2024, at 5.8%. Sioux County had the lowest, at 0%. The median was 0.2% and the figure for Iowa was 0.3%. Source: the U.S. Census Bureau.

Highest5.8Davis County
Median0.299 counties
Iowa0.3History

Top 40 counties, 2024

Davis County: 5.8 %Davis County5.8Delaware County: 1.8 %Delaware County1.8Madison County: 1.3 %Madison County1.3Woodbury County: 1.1 %Woodbury County1.1Tama County: 1 %Tama County1Keokuk County: 1 %Keokuk County1Ida County: 0.9 %Ida County0.9Decatur County: 0.9 %Decatur County0.9Pocahontas County: 0.9 %Pocahontas County0.9Marshall County: 0.9 %Marshall County0.9Wayne County: 0.9 %Wayne County0.9Johnson County: 0.8 %Johnson County0.8Washington County: 0.8 %Washington County0.8Des Moines County: 0.7 %Des Moines County0.7Warren County: 0.7 %Warren County0.7Adair County: 0.7 %Adair County0.7Crawford County: 0.6 %Crawford County0.6Howard County: 0.6 %Howard County0.6Lee County: 0.6 %Lee County0.6Story County: 0.6 %Story County0.6Osceola County: 0.5 %Osceola County0.5Allamakee County: 0.5 %Allamakee County0.5Dallas County: 0.5 %Dallas County0.5Calhoun County: 0.4 %Calhoun County0.4Ringgold County: 0.4 %Ringgold County0.4Poweshiek County: 0.4 %Poweshiek County0.4Louisa County: 0.4 %Louisa County0.4Polk County: 0.4 %Polk County0.4Cedar County: 0.4 %Cedar County0.4Appanoose County: 0.4 %Appanoose County0.4Van Buren County: 0.4 %Van Buren County0.4Clayton County: 0.3 %Clayton County0.3Pottawattamie County: 0.3 %Pottawattamie County0.3Floyd County: 0.3 %Floyd County0.3Buchanan County: 0.3 %Buchanan County0.3Lyon County: 0.3 %Lyon County0.3Winneshiek County: 0.3 %Winneshiek County0.3Guthrie County: 0.2 %Guthrie County0.2Cherokee County: 0.2 %Cherokee County0.2Clinton County: 0.2 %Clinton County0.2
%. Source: Invokely calculation with data from U.S. Census Bureau. Retrieved 2026-10-12.

Full ranking

RankCounties2024 (%)Change on 2023
1Davis County5.8+1.4 pts
2Delaware County1.8+0.4 pts
3Madison County1.3-0.3 pts
4Woodbury County1.1+0.3 pts
5Tama County1-0 pts
6Keokuk County1-0.1 pts
7Ida County0.9-0.5 pts
8Decatur County0.9+0.7 pts
8Pocahontas County0.90 pts
10Marshall County0.9+0.3 pts
11Wayne County0.9-0.2 pts
12Johnson County0.8+0.1 pts
13Washington County0.8+0.2 pts
14Des Moines County0.70 pts
15Warren County0.7+0.1 pts
16Adair County0.7+0.5 pts
17Crawford County0.6+0.1 pts
18Howard County0.6+0.5 pts
18Lee County0.6+0.4 pts
18Story County0.60 pts
21Osceola County0.5+0.5 pts
22Allamakee County0.5-0.3 pts
22Dallas County0.5+0.2 pts
24Calhoun County0.4-0.1 pts
24Ringgold County0.4+0.1 pts
26Poweshiek County0.4+0.4 pts
27Louisa County0.4-0.3 pts
27Polk County0.4+0.1 pts
29Cedar County0.4-0 pts
30Appanoose County0.4-0 pts
30Van Buren County0.40 pts
32Clayton County0.3-0.1 pts
32Pottawattamie County0.3-0 pts
34Floyd County0.3+0.3 pts
35Buchanan County0.3-0.1 pts
35Lyon County0.3+0.3 pts
35Winneshiek County0.3-0 pts
38Guthrie County0.2-0.2 pts
39Cherokee County0.2-0 pts
39Clinton County0.2-0 pts
39Sac County0.2+0.2 pts
42Monona County0.2+0.2 pts
43Wapello County0.2-0.1 pts
44Marion County0.2-0.1 pts
44Winnebago County0.20 pts
44Worth County0.2-0 pts
44Wright County0.2-0 pts
48Hamilton County0.2+0.1 pts
48Palo Alto County0.2+0.1 pts
50Grundy County0.2-0 pts
50Scott County0.2-0.2 pts
52Carroll County0.2-0.2 pts
53Benton County0.1+0.1 pts
53Dubuque County0.1-0 pts
55Butler County0.10 pts
55Jasper County0.10 pts
57Cerro Gordo County0.10 pts
57Muscatine County0.10 pts
57Webster County0.1-1.3 pts
60Henry County0.1-0 pts
61Jefferson County0.1-0.5 pts
62Kossuth County0.1-0.1 pts
63Taylor County0.10 pts
64Fremont County0.10 pts
64Linn County0.1-0.2 pts
66Fayette County0.10 pts
67Union County00 pts
68Bremer County00 pts
68Jones County00 pts
70Black Hawk County00 pts
71Adams County00 pts
71Audubon County00 pts
71Boone County0-0.1 pts
71Buena Vista County00 pts
71Cass County00 pts
71Chickasaw County00 pts
71Clarke County00 pts
71Clay County00 pts
71Dickinson County00 pts
71Emmet County00 pts
71Franklin County0-0.7 pts
71Greene County00 pts
71Hancock County00 pts
71Hardin County00 pts
71Harrison County00 pts
71Humboldt County00 pts
71Iowa County00 pts
71Jackson County00 pts
71Lucas County00 pts
71Mahaska County0-0 pts
71Mills County00 pts
71Mitchell County0-0.1 pts
71Monroe County00 pts
71Montgomery County00 pts
71O'Brien County00 pts
71Page County00 pts
71Plymouth County00 pts
71Shelby County00 pts
71Sioux County0-0.1 pts

Other periods

About this ranking

People aged 65 and over without health insurance coverage of any kind, as a percentage of the civilian noninstitutionalized population aged 65 and over. United States: American Community Survey five-year estimate, where the period shown is the last year of the five-year span.

Coverage is what people reported at the interview, so the five-year figure averages five years of answers. People whose only coverage is the Indian Health Service count as uninsured. Active-duty military and people living in institutions are outside the universe. For single-year model-based county figures under 65, see uninsured_rate_under_65, uninsured_rate_18_64 and uninsured_rate_under_19 (SAHIE), a different source.

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. American Community Survey 5-year estimates, table B27010: people aged 65 and over with no health insurance coverage as a percentage of the civilian noninstitutionalized population aged 65 and over, calculated with stored inputs. https://www2.census.gov/programs-surveys/acs/summary_file/2024/table-based-SF/data/5YRData/acsdt5y2024-b27010.dat. Retrieved 2026-10-12.

Citation styles

The publisher is the author. Invokely is named only as the place the figures were read, where a style asks for it.

APA 7

U.S. Census Bureau. (2026). American Community Survey 5-year estimates, table B27010: people aged 65 and over with no health insurance coverage as a percentage of the civilian noninstitutionalized population aged 65 and over, calculated with stored inputs (Counties in Iowa by uninsured rate, 65 and over (US, ACS), 2024) [Data set]. Retrieved October 12, 2026, from https://www2.census.gov/programs-surveys/acs/summary_file/2024/table-based-SF/data/5YRData/acsdt5y2024-b27010.dat

MLA 9

American Community Survey 5-year estimates, table B27010: people aged 65 and over with no health insurance coverage as a percentage of the civilian noninstitutionalized population aged 65 and over, calculated with stored inputs, Counties in Iowa by uninsured rate, 65 and over (US, ACS), 2024. U.S. Census Bureau, 29 Jan. 2026, https://www2.census.gov/programs-surveys/acs/summary_file/2024/table-based-SF/data/5YRData/acsdt5y2024-b27010.dat. Invokely, https://invokely.ai/rankings/uninsured-rate-65-and-over/iowa-counties. Accessed 12 Oct. 2026.

Chicago (author-date)

U.S. Census Bureau. 2026. American Community Survey 5-year estimates, table B27010: people aged 65 and over with no health insurance coverage as a percentage of the civilian noninstitutionalized population aged 65 and over, calculated with stored inputs. Counties in Iowa by uninsured rate, 65 and over (US, ACS), 2024. Dataset. Accessed October 12, 2026. https://www2.census.gov/programs-surveys/acs/summary_file/2024/table-based-SF/data/5YRData/acsdt5y2024-b27010.dat. Also distributed by Invokely, https://invokely.ai/rankings/uninsured-rate-65-and-over/iowa-counties.

Harvard

U.S. Census Bureau (2026) American Community Survey 5-year estimates, table B27010: people aged 65 and over with no health insurance coverage as a percentage of the civilian noninstitutionalized population aged 65 and over, calculated with stored inputs, Counties in Iowa by uninsured rate, 65 and over (US, ACS), 2024 [Dataset]. Available at: https://www2.census.gov/programs-surveys/acs/summary_file/2024/table-based-SF/data/5YRData/acsdt5y2024-b27010.dat, via Invokely: https://invokely.ai/rankings/uninsured-rate-65-and-over/iowa-counties (Accessed: 12 October 2026).

BibTeX
@misc{census_counties_in_iowa_by_2024,
  author = {{U.S. Census Bureau}},
  title = {{American Community Survey 5-year estimates, table B27010: people aged 65 and over with no health insurance coverage as a percentage of the civilian noninstitutionalized population aged 65 and over, calculated with stored inputs: Counties in Iowa by uninsured rate, 65 and over (US, ACS), 2024}},
  year = {2026},
  howpublished = {Data set},
  url = {https://www2.census.gov/programs-surveys/acs/summary_file/2024/table-based-SF/data/5YRData/acsdt5y2024-b27010.dat},
  urldate = {2026-10-12},
  note = {Accessed via Invokely, https://invokely.ai/rankings/uninsured-rate-65-and-over/iowa-counties. Publisher attribution: U.S. Census Bureau. American Community Survey 5-year estimates, table B27010: people aged 65 and over with no health insurance coverage as a percentage of the civilian noninstitutionalized population aged 65 and over, calculated with stored inputs. https://www2.census.gov/programs-surveys/acs/summary\_file/2024/table-based-SF/data/5YRData/acsdt5y2024-b27010.dat. Retrieved 2026-10-12.},
}
RIS
TY  - DATA
AU  - U.S. Census Bureau
TI  - American Community Survey 5-year estimates, table B27010: people aged 65 and over with no health insurance coverage as a percentage of the civilian noninstitutionalized population aged 65 and over, calculated with stored inputs: Counties in Iowa by uninsured rate, 65 and over (US, ACS), 2024
PY  - 2026
DA  - 2026/01/29
PB  - U.S. Census Bureau
DB  - Invokely
UR  - https://www2.census.gov/programs-surveys/acs/summary_file/2024/table-based-SF/data/5YRData/acsdt5y2024-b27010.dat
L2  - https://invokely.ai/rankings/uninsured-rate-65-and-over/iowa-counties
Y2  - 2026/10/12
N1  - Accessed via Invokely, https://invokely.ai/rankings/uninsured-rate-65-and-over/iowa-counties.
N1  - Publisher attribution: U.S. Census Bureau. American Community Survey 5-year estimates, table B27010: people aged 65 and over with no health insurance coverage as a percentage of the civilian noninstitutionalized population aged 65 and over, calculated with stored inputs. https://www2.census.gov/programs-surveys/acs/summary_file/2024/table-based-SF/data/5YRData/acsdt5y2024-b27010.dat. Retrieved 2026-10-12.
ER  - 
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Questions

Which county has the highest uninsured rate, 65 and over (US, ACS)?

Davis County, with 5.8% in 2024, according to the U.S. Census Bureau.

Which county has the lowest uninsured rate, 65 and over (US, ACS)?

Sioux County, with 0% in 2024.

Where does this ranking come from?

Every value comes from one source and one period, so the places are comparable: U.S. Census Bureau, American Community Survey 5-year estimates, table B27010: people aged 65 and over with no health insurance coverage as a percentage of the civilian noninstitutionalized population aged 65 and over, calculated with stored inputs. Retrieved 2026-10-12.

Uninsured rate, 65 and over (US, ACS): other rankings

Counties in Iowa: more rankings