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

Summit County had the highest uninsured rate, 65 and over (US, ACS) of 64 counties in 2024, at 2.4%. Washington County had the lowest, at 0%. The median was 0.2% and the figure for Colorado was 0.7%. Source: the U.S. Census Bureau.

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Highest2.4Summit County
Median0.264 counties
Colorado0.7History

Map of counties, 2024

Adams County: 2 %Alamosa County: 0 %Arapahoe County: 1.2 %Archuleta County: 0.4 %Baca County: 0.7 %Bent County: 0 %Boulder County: 0.6 %Broomfield County: 0.3 %Chaffee County: 0.2 %Cheyenne County: 0 %Clear Creek County: 0 %Conejos County: 1 %Costilla County: 0 %Crowley County: 0 %Custer County: 0 %Delta County: 0.5 %Denver County: 1.2 %Dolores County: 1.5 %Douglas County: 1 %Eagle County: 0.2 %Elbert County: 0.2 %El Paso County: 0.4 %Fremont County: 0.3 %Garfield County: 0.3 %Gilpin County: 0 %Grand County: 0 %Gunnison County: 0.6 %Hinsdale County: 0 %Huerfano County: 0.2 %Jackson County: 0 %Jefferson County: 0.5 %Kiowa County: 0 %Kit Carson County: 0 %Lake County: 1 %La Plata County: 0.1 %Larimer County: 0.5 %Las Animas County: 0.4 %Lincoln County: 0 %Logan County: 0 %Mesa County: 0.2 %Mineral County: 0 %Moffat County: 0 %Montezuma County: 0.7 %Montrose County: 0.3 %Morgan County: 0.5 %Otero County: 0 %Ouray County: 0 %Park County: 0 %Phillips County: 0.7 %Pitkin County: 0 %Prowers County: 0.6 %Pueblo County: 0.3 %Rio Blanco County: 0 %Rio Grande County: 0 %Routt County: 0.3 %Saguache County: 0 %San Juan County: 0 %San Miguel County: 0 %Sedgwick County: 0.6 %Summit County: 2.4 %Teller County: 0.4 %Washington County: 0 %Weld County: 0.6 %Yuma County: 0.1 %
  • Under 0.2
  • 0.2 to 0.4
  • 0.4 to 0.7
  • 0.7 and over
%, 2024. Source: Invokely calculation with data from U.S. Census Bureau. Boundaries: U.S. Census Bureau cartographic boundary files.

Top 40 counties, 2024

Summit County: 2.4 %Summit County2.4Adams County: 2 %Adams County2Dolores County: 1.5 %Dolores County1.5Denver County: 1.2 %Denver County1.2Arapahoe County: 1.2 %Arapahoe County1.2Douglas County: 1 %Douglas County1Lake County: 1 %Lake County1Conejos County: 1 %Conejos County1Baca County: 0.7 %Baca County0.7Montezuma County: 0.7 %Montezuma County0.7Phillips County: 0.7 %Phillips County0.7Boulder County: 0.6 %Boulder County0.6Gunnison County: 0.6 %Gunnison County0.6Weld County: 0.6 %Weld County0.6Sedgwick County: 0.6 %Sedgwick County0.6Prowers County: 0.6 %Prowers County0.6Morgan County: 0.5 %Morgan County0.5Jefferson County: 0.5 %Jefferson County0.5Delta County: 0.5 %Delta County0.5Larimer County: 0.5 %Larimer County0.5Archuleta County: 0.4 %Archuleta County0.4El Paso County: 0.4 %El Paso County0.4Teller County: 0.4 %Teller County0.4Las Animas County: 0.4 %Las Animas County0.4Broomfield County: 0.3 %Broomfield County0.3Fremont County: 0.3 %Fremont County0.3Routt County: 0.3 %Routt County0.3Pueblo County: 0.3 %Pueblo County0.3Montrose County: 0.3 %Montrose County0.3Garfield County: 0.3 %Garfield County0.3Eagle County: 0.2 %Eagle County0.2Mesa County: 0.2 %Mesa County0.2Elbert County: 0.2 %Elbert County0.2Huerfano County: 0.2 %Huerfano County0.2Chaffee County: 0.2 %Chaffee County0.2La Plata County: 0.1 %La Plata County0.1Yuma County: 0.1 %Yuma County0.1Alamosa County: 0 %Alamosa County0Bent County: 0 %Bent County0Cheyenne County: 0 %Cheyenne County0Summit County: 2.4 %Summit County2.4Adams County: 2 %Adams County2Dolores County: 1.5 %Dolores County1.5Denver County: 1.2 %Denver County1.2Arapahoe County: 1.2 %Arapahoe County1.2Douglas County: 1 %Douglas County1Lake County: 1 %Lake County1Conejos County: 1 %Conejos County1Baca County: 0.7 %Baca County0.7Montezuma County: 0.7 %Montezuma County0.7Phillips County: 0.7 %Phillips County0.7Boulder County: 0.6 %Boulder County0.6Gunnison County: 0.6 %Gunnison County0.6Weld County: 0.6 %Weld County0.6Sedgwick County: 0.6 %Sedgwick County0.6Prowers County: 0.6 %Prowers County0.6Morgan County: 0.5 %Morgan County0.5Jefferson County: 0.5 %Jefferson County0.5Delta County: 0.5 %Delta County0.5Larimer County: 0.5 %Larimer County0.5Archuleta County: 0.4 %Archuleta County0.4El Paso County: 0.4 %El Paso County0.4Teller County: 0.4 %Teller County0.4Las Animas County: 0.4 %Las Animas County0.4Broomfield County: 0.3 %Broomfield County0.3Fremont County: 0.3 %Fremont County0.3Routt County: 0.3 %Routt County0.3Pueblo County: 0.3 %Pueblo County0.3Montrose County: 0.3 %Montrose County0.3Garfield County: 0.3 %Garfield County0.3Eagle County: 0.2 %Eagle County0.2Mesa County: 0.2 %Mesa County0.2Elbert County: 0.2 %Elbert County0.2Huerfano County: 0.2 %Huerfano County0.2Chaffee County: 0.2 %Chaffee County0.2La Plata County: 0.1 %La Plata County0.1Yuma County: 0.1 %Yuma County0.1Alamosa County: 0 %Alamosa County0Bent County: 0 %Bent County0Cheyenne County: 0 %Cheyenne County0
%. Source: Invokely calculation with data from U.S. Census Bureau. Retrieved 2026-10-12.

Full ranking

RankCounties2024 (%)Change on 2023
1Summit County2.40 pts
2Adams County2+0.1 pts
3Dolores County1.5+0.4 pts
4Denver County1.2+0.2 pts
5Arapahoe County1.20 pts
6Douglas County1+0.4 pts
7Lake County1-0.8 pts
8Conejos County1+0.3 pts
9Baca County0.7-0.5 pts
10Montezuma County0.7+0.1 pts
10Phillips County0.70 pts
12Boulder County0.6+0.1 pts
12Gunnison County0.6-0.1 pts
14Weld County0.6-0.2 pts
15Sedgwick County0.6+0.6 pts
16Prowers County0.6-1.2 pts
17Morgan County0.5+0.2 pts
18Jefferson County0.5-0.1 pts
19Delta County0.5-0.1 pts
20Larimer County0.50 pts
21Archuleta County0.4+0.4 pts
21El Paso County0.4+0.1 pts
23Teller County0.40 pts
24Las Animas County0.4-0 pts
25Broomfield County0.3-0.1 pts
26Fremont County0.3-0.2 pts
27Routt County0.30 pts
28Pueblo County0.3+0.1 pts
29Montrose County0.3+0.2 pts
30Garfield County0.3-0 pts
31Eagle County0.2-0 pts
32Mesa County0.2-0 pts
33Elbert County0.2-0 pts
34Huerfano County0.2-0.2 pts
35Chaffee County0.2-0.5 pts
36La Plata County0.1-0.2 pts
37Yuma County0.1-0.1 pts
38Alamosa County00 pts
38Bent County00 pts
38Cheyenne County00 pts
38Clear Creek County00 pts
38Costilla County00 pts
38Crowley County00 pts
38Custer County00 pts
38Gilpin County00 pts
38Grand County00 pts
38Hinsdale County00 pts
38Jackson County00 pts
38Kiowa County00 pts
38Kit Carson County0-0.5 pts
38Lincoln County00 pts
38Logan County00 pts
38Mineral County00 pts
38Moffat County00 pts
38Otero County00 pts
38Ouray County00 pts
38Park County00 pts
38Pitkin County00 pts
38Rio Blanco County0-1.6 pts
38Rio Grande County0-0.9 pts
38Saguache County0-1.8 pts
38San Juan County00 pts
38San Miguel County00 pts
38Washington County00 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 Colorado 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 Colorado 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/colorado-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 Colorado 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/colorado-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 Colorado 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/colorado-counties (Accessed: 12 October 2026).

BibTeX
@misc{census_counties_in_colorado_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 Colorado 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/colorado-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 Colorado 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/colorado-counties
Y2  - 2026/10/12
N1  - Accessed via Invokely, https://invokely.ai/rankings/uninsured-rate-65-and-over/colorado-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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Rank Counties in Colorado by uninsured rate, 65 and over (US, ACS) using official data, and cite the source.
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Questions

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

Summit County, with 2.4% in 2024, according to the U.S. Census Bureau.

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

Washington 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 Colorado: more rankings