Counties in Colorado by uninsured rate, ages 19 to 34 (US, ACS)

Mineral County had the highest uninsured rate, ages 19 to 34 (US, ACS) of 64 counties in 2023, at 59.1%. Hinsdale County had the lowest, at 0%. The median was 13.9% and the figure for Colorado was 12.3%. Source: the U.S. Census Bureau.

Highest59.1Mineral County
Median13.964 counties
Colorado12.3History

Top 40 counties, 2023

Mineral County: 59.1 %Mineral County59.1Ouray County: 41.4 %Ouray County41.4Saguache County: 30.5 %Saguache County30.5Garfield County: 27.5 %Garfield County27.5Bent County: 26.8 %Bent County26.8Grand County: 25.1 %Grand County25.1Montrose County: 24.1 %Montrose County24.1Conejos County: 21.3 %Conejos County21.3Lincoln County: 20.5 %Lincoln County20.5Montezuma County: 20.4 %Montezuma County20.4Delta County: 20.1 %Delta County20.1San Miguel County: 19.6 %San Miguel County19.6Lake County: 18.8 %Lake County18.8Jackson County: 18.8 %Jackson County18.8Mesa County: 17.7 %Mesa County17.7Clear Creek County: 17.6 %Clear Creek County17.6Rio Grande County: 17.5 %Rio Grande County17.5Moffat County: 17.2 %Moffat County17.2La Plata County: 17.1 %La Plata County17.1Las Animas County: 16.9 %Las Animas County16.9Eagle County: 16.9 %Eagle County16.9Adams County: 16.7 %Adams County16.7Chaffee County: 16.6 %Chaffee County16.6Summit County: 16.3 %Summit County16.3Fremont County: 15.6 %Fremont County15.6Archuleta County: 15.6 %Archuleta County15.6Morgan County: 15.3 %Morgan County15.3Costilla County: 15.2 %Costilla County15.2Arapahoe County: 15.1 %Arapahoe County15.1Park County: 14.6 %Park County14.6Otero County: 14 %Otero County14Kit Carson County: 13.9 %Kit Carson County13.9Routt County: 13.9 %Routt County13.9Weld County: 13.7 %Weld County13.7Prowers County: 13.1 %Prowers County13.1Baca County: 13 %Baca County13Crowley County: 12.9 %Crowley County12.9Kiowa County: 12.8 %Kiowa County12.8Teller County: 12.8 %Teller County12.8Yuma County: 12.7 %Yuma County12.7
%. Source: Invokely calculation with data from U.S. Census Bureau. Retrieved 2026-10-12.

Full ranking

RankCounties2023 (%)Change on 2022
1Mineral County59.1+1.4 pts
2Ouray County41.4+0.4 pts
3Saguache County30.5+4.7 pts
4Garfield County27.5+1.1 pts
5Bent County26.8+5.8 pts
6Grand County25.1-0.9 pts
7Montrose County24.1-0.1 pts
8Conejos County21.3+0.9 pts
9Lincoln County20.5+1.7 pts
10Montezuma County20.4-1.9 pts
11Delta County20.1+0.3 pts
12San Miguel County19.6-2.9 pts
13Lake County18.8-0.2 pts
14Jackson County18.8-0.6 pts
15Mesa County17.7+1 pts
16Clear Creek County17.6-9 pts
17Rio Grande County17.5+0.1 pts
18Moffat County17.2-1.1 pts
19La Plata County17.1+0.4 pts
20Las Animas County16.9-1.9 pts
21Eagle County16.9+0.8 pts
22Adams County16.7+0.6 pts
23Chaffee County16.6-0.9 pts
24Summit County16.3-0.5 pts
25Fremont County15.6-1.4 pts
26Archuleta County15.6-3.9 pts
27Morgan County15.3-0.7 pts
28Costilla County15.2-0.6 pts
29Arapahoe County15.1+0.1 pts
30Park County14.6-6.7 pts
31Otero County14+0.5 pts
32Kit Carson County13.9-0.5 pts
33Routt County13.9-2.3 pts
34Weld County13.7-0.2 pts
35Prowers County13.1-1.4 pts
36Baca County13+1.3 pts
37Crowley County12.9-1.6 pts
38Kiowa County12.8+1.5 pts
39Teller County12.8+2.9 pts
40Yuma County12.7-2.3 pts
41El Paso County12.1-0.6 pts
42Alamosa County11.7-3.4 pts
43Logan County11.7+0.3 pts
44Denver County11.5-0.5 pts
45Pueblo County11.1-1.2 pts
46Gunnison County11-3.1 pts
47Phillips County10.9+0.3 pts
48Huerfano County10.8-4.7 pts
49Pitkin County10.7+3 pts
50Rio Blanco County9.7+2.2 pts
51Broomfield County9-1 pts
52Larimer County8.7-0.3 pts
53Gilpin County8.6-5.5 pts
54Jefferson County8.5-0.3 pts
55Sedgwick County8.3-1.2 pts
56Douglas County7.8+0.2 pts
57Washington County6.8+2.2 pts
58Dolores County6.7-11.7 pts
58San Juan County6.7-9.6 pts
60Boulder County6.4-0.2 pts
61Custer County5.4+0.3 pts
62Elbert County4.8-3.9 pts
63Cheyenne County4.2-0.3 pts
64Hinsdale County0-1.6 pts

Other periods

About this ranking

People aged 19 to 34 without health insurance coverage of any kind, as a percentage of the civilian noninstitutionalized population aged 19 to 34. 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 19 to 34 with no health insurance coverage as a percentage of the civilian noninstitutionalized population aged 19 to 34, calculated with stored inputs. https://www2.census.gov/programs-surveys/acs/summary_file/2023/table-based-SF/data/5YRData/acsdt5y2023-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 19 to 34 with no health insurance coverage as a percentage of the civilian noninstitutionalized population aged 19 to 34, calculated with stored inputs (Counties in Colorado by uninsured rate, ages 19 to 34 (US, ACS), 2023) [Data set]. Retrieved October 12, 2026, from https://www2.census.gov/programs-surveys/acs/summary_file/2023/table-based-SF/data/5YRData/acsdt5y2023-b27010.dat

MLA 9

American Community Survey 5-year estimates, table B27010: people aged 19 to 34 with no health insurance coverage as a percentage of the civilian noninstitutionalized population aged 19 to 34, calculated with stored inputs, Counties in Colorado by uninsured rate, ages 19 to 34 (US, ACS), 2023. U.S. Census Bureau, 29 Jan. 2026, https://www2.census.gov/programs-surveys/acs/summary_file/2023/table-based-SF/data/5YRData/acsdt5y2023-b27010.dat. Invokely, https://invokely.ai/rankings/uninsured-rate-ages-19-34/colorado-counties?period=2023. Accessed 12 Oct. 2026.

Chicago (author-date)

U.S. Census Bureau. 2026. American Community Survey 5-year estimates, table B27010: people aged 19 to 34 with no health insurance coverage as a percentage of the civilian noninstitutionalized population aged 19 to 34, calculated with stored inputs. Counties in Colorado by uninsured rate, ages 19 to 34 (US, ACS), 2023. Dataset. Accessed October 12, 2026. https://www2.census.gov/programs-surveys/acs/summary_file/2023/table-based-SF/data/5YRData/acsdt5y2023-b27010.dat. Also distributed by Invokely, https://invokely.ai/rankings/uninsured-rate-ages-19-34/colorado-counties?period=2023.

Harvard

U.S. Census Bureau (2026) American Community Survey 5-year estimates, table B27010: people aged 19 to 34 with no health insurance coverage as a percentage of the civilian noninstitutionalized population aged 19 to 34, calculated with stored inputs, Counties in Colorado by uninsured rate, ages 19 to 34 (US, ACS), 2023 [Dataset]. Available at: https://www2.census.gov/programs-surveys/acs/summary_file/2023/table-based-SF/data/5YRData/acsdt5y2023-b27010.dat, via Invokely: https://invokely.ai/rankings/uninsured-rate-ages-19-34/colorado-counties?period=2023 (Accessed: 12 October 2026).

BibTeX
@misc{census_counties_in_colorado_by_2023,
  author = {{U.S. Census Bureau}},
  title = {{American Community Survey 5-year estimates, table B27010: people aged 19 to 34 with no health insurance coverage as a percentage of the civilian noninstitutionalized population aged 19 to 34, calculated with stored inputs: Counties in Colorado by uninsured rate, ages 19 to 34 (US, ACS), 2023}},
  year = {2026},
  howpublished = {Data set},
  url = {https://www2.census.gov/programs-surveys/acs/summary_file/2023/table-based-SF/data/5YRData/acsdt5y2023-b27010.dat},
  urldate = {2026-10-12},
  note = {Accessed via Invokely, https://invokely.ai/rankings/uninsured-rate-ages-19-34/colorado-counties?period=2023. Publisher attribution: U.S. Census Bureau. American Community Survey 5-year estimates, table B27010: people aged 19 to 34 with no health insurance coverage as a percentage of the civilian noninstitutionalized population aged 19 to 34, calculated with stored inputs. https://www2.census.gov/programs-surveys/acs/summary\_file/2023/table-based-SF/data/5YRData/acsdt5y2023-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 19 to 34 with no health insurance coverage as a percentage of the civilian noninstitutionalized population aged 19 to 34, calculated with stored inputs: Counties in Colorado by uninsured rate, ages 19 to 34 (US, ACS), 2023
PY  - 2026
DA  - 2026/01/29
PB  - U.S. Census Bureau
DB  - Invokely
UR  - https://www2.census.gov/programs-surveys/acs/summary_file/2023/table-based-SF/data/5YRData/acsdt5y2023-b27010.dat
L2  - https://invokely.ai/rankings/uninsured-rate-ages-19-34/colorado-counties?period=2023
Y2  - 2026/10/12
N1  - Accessed via Invokely, https://invokely.ai/rankings/uninsured-rate-ages-19-34/colorado-counties?period=2023.
N1  - Publisher attribution: U.S. Census Bureau. American Community Survey 5-year estimates, table B27010: people aged 19 to 34 with no health insurance coverage as a percentage of the civilian noninstitutionalized population aged 19 to 34, calculated with stored inputs. https://www2.census.gov/programs-surveys/acs/summary_file/2023/table-based-SF/data/5YRData/acsdt5y2023-b27010.dat. Retrieved 2026-10-12.
ER  - 
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Questions

Which county has the highest uninsured rate, ages 19 to 34 (US, ACS)?

Mineral County, with 59.1% in 2023, according to the U.S. Census Bureau.

Which county has the lowest uninsured rate, ages 19 to 34 (US, ACS)?

Hinsdale County, with 0% in 2023.

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 19 to 34 with no health insurance coverage as a percentage of the civilian noninstitutionalized population aged 19 to 34, calculated with stored inputs. Retrieved 2026-10-12.

Uninsured rate, ages 19 to 34 (US, ACS): other rankings

Counties in Colorado: more rankings