Counties in Colorado by uninsured rate, ages 35 to 64 (US, ACS)

San Juan County had the highest uninsured rate, ages 35 to 64 (US, ACS) of 64 counties in 2022, at 29.8%. Douglas County had the lowest, at 3.4%. The median was 11.6% and the figure for Colorado was 9.4%. Source: the U.S. Census Bureau.

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Highest29.8San Juan County
Median11.664 counties
Colorado9.4History

Map of counties, 2022

Adams County: 13.5 %Alamosa County: 9.6 %Arapahoe County: 9.1 %Archuleta County: 16.2 %Baca County: 11.2 %Bent County: 7.3 %Boulder County: 5.7 %Broomfield County: 5.3 %Chaffee County: 11.6 %Cheyenne County: 10.1 %Clear Creek County: 9.2 %Conejos County: 20 %Costilla County: 13.7 %Crowley County: 10.5 %Custer County: 12.9 %Delta County: 16.8 %Denver County: 11.2 %Dolores County: 14.4 %Douglas County: 3.4 %Eagle County: 13.4 %Elbert County: 6.9 %El Paso County: 8.8 %Fremont County: 8.3 %Garfield County: 21.8 %Gilpin County: 12.2 %Grand County: 14.4 %Gunnison County: 6.9 %Hinsdale County: 28.3 %Huerfano County: 7.5 %Jackson County: 15.2 %Jefferson County: 6.1 %Kiowa County: 16.3 %Kit Carson County: 16.9 %Lake County: 22.1 %La Plata County: 11.5 %Larimer County: 6.9 %Las Animas County: 13.3 %Lincoln County: 9.2 %Logan County: 10.5 %Mesa County: 13.7 %Mineral County: 11.1 %Moffat County: 12.5 %Montezuma County: 10.7 %Montrose County: 17.2 %Morgan County: 13.9 %Otero County: 12.4 %Ouray County: 21.9 %Park County: 10.9 %Phillips County: 10.7 %Pitkin County: 5.6 %Prowers County: 19.9 %Pueblo County: 8.5 %Rio Blanco County: 11.5 %Rio Grande County: 22.6 %Routt County: 8.7 %Saguache County: 13.5 %San Juan County: 29.8 %San Miguel County: 10.3 %Sedgwick County: 16.3 %Summit County: 14.9 %Teller County: 11.7 %Washington County: 6.8 %Weld County: 10.5 %Yuma County: 22.7 %
  • Under 7.9
  • 7.9 to 10
  • 10 to 12
  • 12 to 14
  • 14 to 17
  • 17 and over
%, 2022. Source: Invokely calculation with data from U.S. Census Bureau. Boundaries: U.S. Census Bureau cartographic boundary files.

Top 40 counties, 2022

San Juan County: 29.8 %San Juan County29.8Hinsdale County: 28.3 %Hinsdale County28.3Yuma County: 22.7 %Yuma County22.7Rio Grande County: 22.6 %Rio Grande County22.6Lake County: 22.1 %Lake County22.1Ouray County: 21.9 %Ouray County21.9Garfield County: 21.8 %Garfield County21.8Conejos County: 20 %Conejos County20Prowers County: 19.9 %Prowers County19.9Montrose County: 17.2 %Montrose County17.2Kit Carson County: 16.9 %Kit Carson County16.9Delta County: 16.8 %Delta County16.8Sedgwick County: 16.3 %Sedgwick County16.3Kiowa County: 16.3 %Kiowa County16.3Archuleta County: 16.2 %Archuleta County16.2Jackson County: 15.2 %Jackson County15.2Summit County: 14.9 %Summit County14.9Dolores County: 14.4 %Dolores County14.4Grand County: 14.4 %Grand County14.4Morgan County: 13.9 %Morgan County13.9Costilla County: 13.7 %Costilla County13.7Mesa County: 13.7 %Mesa County13.7Saguache County: 13.5 %Saguache County13.5Adams County: 13.5 %Adams County13.5Eagle County: 13.4 %Eagle County13.4Las Animas County: 13.3 %Las Animas County13.3Custer County: 12.9 %Custer County12.9Moffat County: 12.5 %Moffat County12.5Otero County: 12.4 %Otero County12.4Gilpin County: 12.2 %Gilpin County12.2Teller County: 11.7 %Teller County11.7Chaffee County: 11.6 %Chaffee County11.6La Plata County: 11.5 %La Plata County11.5Rio Blanco County: 11.5 %Rio Blanco County11.5Denver County: 11.2 %Denver County11.2Baca County: 11.2 %Baca County11.2Mineral County: 11.1 %Mineral County11.1Park County: 10.9 %Park County10.9Phillips County: 10.7 %Phillips County10.7Montezuma County: 10.7 %Montezuma County10.7San Juan County: 29.8 %San Juan County29.8Hinsdale County: 28.3 %Hinsdale County28.3Yuma County: 22.7 %Yuma County22.7Rio Grande County: 22.6 %Rio Grande County22.6Lake County: 22.1 %Lake County22.1Ouray County: 21.9 %Ouray County21.9Garfield County: 21.8 %Garfield County21.8Conejos County: 20 %Conejos County20Prowers County: 19.9 %Prowers County19.9Montrose County: 17.2 %Montrose County17.2Kit Carson County: 16.9 %Kit Carson County16.9Delta County: 16.8 %Delta County16.8Sedgwick County: 16.3 %Sedgwick County16.3Kiowa County: 16.3 %Kiowa County16.3Archuleta County: 16.2 %Archuleta County16.2Jackson County: 15.2 %Jackson County15.2Summit County: 14.9 %Summit County14.9Dolores County: 14.4 %Dolores County14.4Grand County: 14.4 %Grand County14.4Morgan County: 13.9 %Morgan County13.9Costilla County: 13.7 %Costilla County13.7Mesa County: 13.7 %Mesa County13.7Saguache County: 13.5 %Saguache County13.5Adams County: 13.5 %Adams County13.5Eagle County: 13.4 %Eagle County13.4Las Animas County: 13.3 %Las Animas County13.3Custer County: 12.9 %Custer County12.9Moffat County: 12.5 %Moffat County12.5Otero County: 12.4 %Otero County12.4Gilpin County: 12.2 %Gilpin County12.2Teller County: 11.7 %Teller County11.7Chaffee County: 11.6 %Chaffee County11.6La Plata County: 11.5 %La Plata County11.5Rio Blanco County: 11.5 %Rio Blanco County11.5Denver County: 11.2 %Denver County11.2Baca County: 11.2 %Baca County11.2Mineral County: 11.1 %Mineral County11.1Park County: 10.9 %Park County10.9Phillips County: 10.7 %Phillips County10.7Montezuma County: 10.7 %Montezuma County10.7
%. Source: Invokely calculation with data from U.S. Census Bureau. Retrieved 2026-10-12.

Full ranking

RankCounties2022 (%)Change on 2021
1San Juan County29.8+5 pts
2Hinsdale County28.3+5.8 pts
3Yuma County22.7+4.6 pts
4Rio Grande County22.6+2 pts
5Lake County22.1-0.4 pts
6Ouray County21.9+2.9 pts
7Garfield County21.8+0.4 pts
8Conejos County20-1 pts
9Prowers County19.9+0.4 pts
10Montrose County17.2+0.2 pts
11Kit Carson County16.9+5.2 pts
12Delta County16.8-0 pts
13Sedgwick County16.3-1.6 pts
14Kiowa County16.3+9 pts
15Archuleta County16.2-1 pts
16Jackson County15.2+4.8 pts
17Summit County14.9+0.4 pts
18Dolores County14.4+2.5 pts
19Grand County14.4-2.2 pts
20Morgan County13.9+0.8 pts
21Costilla County13.7-0.6 pts
22Mesa County13.7+0.4 pts
23Saguache County13.5-0.3 pts
24Adams County13.5+0.5 pts
25Eagle County13.4+1 pts
26Las Animas County13.3-1.3 pts
27Custer County12.9-2.5 pts
28Moffat County12.5-3.6 pts
29Otero County12.4+2.5 pts
30Gilpin County12.2+4.3 pts
31Teller County11.7-1 pts
32Chaffee County11.6+0.1 pts
33La Plata County11.5-1 pts
34Rio Blanco County11.5-3.2 pts
35Denver County11.2-0.8 pts
36Baca County11.2-0.8 pts
37Mineral County11.1-1.1 pts
38Park County10.9+0.9 pts
39Phillips County10.7-5.5 pts
40Montezuma County10.7-1.9 pts
41Crowley County10.5-3 pts
42Logan County10.5-0.5 pts
43Weld County10.5-0.5 pts
44San Miguel County10.3-0 pts
45Cheyenne County10.1-1.5 pts
46Alamosa County9.6+0.6 pts
47Lincoln County9.2-0 pts
48Clear Creek County9.2+0.6 pts
49Arapahoe County9.1+0.2 pts
50El Paso County8.8+0.5 pts
51Routt County8.7+1.5 pts
52Pueblo County8.50 pts
53Fremont County8.3-0.6 pts
54Huerfano County7.5-3.2 pts
55Bent County7.3-0.8 pts
56Larimer County6.90 pts
57Elbert County6.9+0.1 pts
57Gunnison County6.9-4.3 pts
59Washington County6.8+0.4 pts
60Jefferson County6.1-0.1 pts
61Boulder County5.7-0.1 pts
62Pitkin County5.6-2.5 pts
63Broomfield County5.3-0.4 pts
64Douglas County3.4-0.2 pts

Other periods

About this ranking

People aged 35 to 64 without health insurance coverage of any kind, as a percentage of the civilian noninstitutionalized population aged 35 to 64. 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 35 to 64 with no health insurance coverage as a percentage of the civilian noninstitutionalized population aged 35 to 64, calculated with stored inputs. https://www2.census.gov/programs-surveys/acs/summary_file/2022/table-based-SF/data/5YRData/acsdt5y2022-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 35 to 64 with no health insurance coverage as a percentage of the civilian noninstitutionalized population aged 35 to 64, calculated with stored inputs (Counties in Colorado by uninsured rate, ages 35 to 64 (US, ACS), 2022) [Data set]. Retrieved October 12, 2026, from https://www2.census.gov/programs-surveys/acs/summary_file/2022/table-based-SF/data/5YRData/acsdt5y2022-b27010.dat

MLA 9

American Community Survey 5-year estimates, table B27010: people aged 35 to 64 with no health insurance coverage as a percentage of the civilian noninstitutionalized population aged 35 to 64, calculated with stored inputs, Counties in Colorado by uninsured rate, ages 35 to 64 (US, ACS), 2022. U.S. Census Bureau, 29 Jan. 2026, https://www2.census.gov/programs-surveys/acs/summary_file/2022/table-based-SF/data/5YRData/acsdt5y2022-b27010.dat. Invokely, https://invokely.ai/rankings/uninsured-rate-ages-35-64/colorado-counties?period=2022. Accessed 12 Oct. 2026.

Chicago (author-date)

U.S. Census Bureau. 2026. American Community Survey 5-year estimates, table B27010: people aged 35 to 64 with no health insurance coverage as a percentage of the civilian noninstitutionalized population aged 35 to 64, calculated with stored inputs. Counties in Colorado by uninsured rate, ages 35 to 64 (US, ACS), 2022. Dataset. Accessed October 12, 2026. https://www2.census.gov/programs-surveys/acs/summary_file/2022/table-based-SF/data/5YRData/acsdt5y2022-b27010.dat. Also distributed by Invokely, https://invokely.ai/rankings/uninsured-rate-ages-35-64/colorado-counties?period=2022.

Harvard

U.S. Census Bureau (2026) American Community Survey 5-year estimates, table B27010: people aged 35 to 64 with no health insurance coverage as a percentage of the civilian noninstitutionalized population aged 35 to 64, calculated with stored inputs, Counties in Colorado by uninsured rate, ages 35 to 64 (US, ACS), 2022 [Dataset]. Available at: https://www2.census.gov/programs-surveys/acs/summary_file/2022/table-based-SF/data/5YRData/acsdt5y2022-b27010.dat, via Invokely: https://invokely.ai/rankings/uninsured-rate-ages-35-64/colorado-counties?period=2022 (Accessed: 12 October 2026).

BibTeX
@misc{census_counties_in_colorado_by_2022,
  author = {{U.S. Census Bureau}},
  title = {{American Community Survey 5-year estimates, table B27010: people aged 35 to 64 with no health insurance coverage as a percentage of the civilian noninstitutionalized population aged 35 to 64, calculated with stored inputs: Counties in Colorado by uninsured rate, ages 35 to 64 (US, ACS), 2022}},
  year = {2026},
  howpublished = {Data set},
  url = {https://www2.census.gov/programs-surveys/acs/summary_file/2022/table-based-SF/data/5YRData/acsdt5y2022-b27010.dat},
  urldate = {2026-10-12},
  note = {Accessed via Invokely, https://invokely.ai/rankings/uninsured-rate-ages-35-64/colorado-counties?period=2022. Publisher attribution: U.S. Census Bureau. American Community Survey 5-year estimates, table B27010: people aged 35 to 64 with no health insurance coverage as a percentage of the civilian noninstitutionalized population aged 35 to 64, calculated with stored inputs. https://www2.census.gov/programs-surveys/acs/summary\_file/2022/table-based-SF/data/5YRData/acsdt5y2022-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 35 to 64 with no health insurance coverage as a percentage of the civilian noninstitutionalized population aged 35 to 64, calculated with stored inputs: Counties in Colorado by uninsured rate, ages 35 to 64 (US, ACS), 2022
PY  - 2026
DA  - 2026/01/29
PB  - U.S. Census Bureau
DB  - Invokely
UR  - https://www2.census.gov/programs-surveys/acs/summary_file/2022/table-based-SF/data/5YRData/acsdt5y2022-b27010.dat
L2  - https://invokely.ai/rankings/uninsured-rate-ages-35-64/colorado-counties?period=2022
Y2  - 2026/10/12
N1  - Accessed via Invokely, https://invokely.ai/rankings/uninsured-rate-ages-35-64/colorado-counties?period=2022.
N1  - Publisher attribution: U.S. Census Bureau. American Community Survey 5-year estimates, table B27010: people aged 35 to 64 with no health insurance coverage as a percentage of the civilian noninstitutionalized population aged 35 to 64, calculated with stored inputs. https://www2.census.gov/programs-surveys/acs/summary_file/2022/table-based-SF/data/5YRData/acsdt5y2022-b27010.dat. Retrieved 2026-10-12.
ER  - 
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Rank Counties in Colorado by uninsured rate, ages 35 to 64 (US, ACS) using official data, and cite the source.
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Questions

Which county has the highest uninsured rate, ages 35 to 64 (US, ACS)?

San Juan County, with 29.8% in 2022, according to the U.S. Census Bureau.

Which county has the lowest uninsured rate, ages 35 to 64 (US, ACS)?

Douglas County, with 3.4% 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, American Community Survey 5-year estimates, table B27010: people aged 35 to 64 with no health insurance coverage as a percentage of the civilian noninstitutionalized population aged 35 to 64, calculated with stored inputs. Retrieved 2026-10-12.

Uninsured rate, ages 35 to 64 (US, ACS): other rankings

Counties in Colorado: more rankings