Counties in Colorado by uninsured rate, under 65 (US model-based estimate)

Saguache County had the highest uninsured rate, under 65 (US model-based estimate) of 64 counties in 2016, at 17.5%. Douglas County had the lowest, at 3.7%. The median was 10.3% and the figure for Colorado was 8.6%. Source: the U.S. Census Bureau.

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Highest17.5Saguache County
Median10.364 counties
Colorado8.6History

Map of counties, 2016

Adams County: 12 %Alamosa County: 12.7 %Arapahoe County: 8.5 %Archuleta County: 13.7 %Baca County: 14.4 %Bent County: 12.5 %Boulder County: 7.2 %Broomfield County: 5.1 %Chaffee County: 8.9 %Cheyenne County: 13.4 %Clear Creek County: 6.2 %Conejos County: 9.2 %Costilla County: 14.7 %Crowley County: 8.3 %Custer County: 12.1 %Delta County: 10.3 %Denver County: 10.3 %Dolores County: 10.9 %Douglas County: 3.7 %Eagle County: 12.9 %Elbert County: 7.4 %El Paso County: 7.1 %Fremont County: 8.6 %Garfield County: 15.3 %Gilpin County: 4.6 %Grand County: 9.6 %Gunnison County: 10.4 %Hinsdale County: 11.8 %Huerfano County: 8.7 %Jackson County: 15 %Jefferson County: 6.6 %Kiowa County: 10.6 %Kit Carson County: 13.1 %Lake County: 12.1 %La Plata County: 10.3 %Larimer County: 7.3 %Las Animas County: 10.3 %Lincoln County: 10.3 %Logan County: 10.7 %Mesa County: 9.3 %Mineral County: 8.6 %Moffat County: 9.8 %Montezuma County: 13.5 %Montrose County: 12.5 %Morgan County: 12 %Otero County: 10.5 %Ouray County: 9.3 %Park County: 10.3 %Phillips County: 12.6 %Pitkin County: 12.1 %Prowers County: 12.9 %Pueblo County: 7.8 %Rio Blanco County: 9.4 %Rio Grande County: 12.2 %Routt County: 8.4 %Saguache County: 17.5 %San Juan County: 10 %San Miguel County: 11.5 %Sedgwick County: 11.2 %Summit County: 11.1 %Teller County: 7.7 %Washington County: 9.9 %Weld County: 8.7 %Yuma County: 12.1 %
  • Under 8.1
  • 8.1 to 9.3
  • 9.3 to 10
  • 10 to 12
  • 12 to 13
  • 13 and over
%, 2016. Source: U.S. Census Bureau, Small Area Health Insurance Estimates (SAHIE): percent uninsured, under 65, all races, both sexes, all income levels, states and counties. Boundaries: U.S. Census Bureau cartographic boundary files.

Top 40 counties, 2016

Saguache County: 17.5 %Saguache County17.5Garfield County: 15.3 %Garfield County15.3Jackson County: 15 %Jackson County15Costilla County: 14.7 %Costilla County14.7Baca County: 14.4 %Baca County14.4Archuleta County: 13.7 %Archuleta County13.7Montezuma County: 13.5 %Montezuma County13.5Cheyenne County: 13.4 %Cheyenne County13.4Kit Carson County: 13.1 %Kit Carson County13.1Eagle County: 12.9 %Eagle County12.9Prowers County: 12.9 %Prowers County12.9Alamosa County: 12.7 %Alamosa County12.7Phillips County: 12.6 %Phillips County12.6Bent County: 12.5 %Bent County12.5Montrose County: 12.5 %Montrose County12.5Rio Grande County: 12.2 %Rio Grande County12.2Custer County: 12.1 %Custer County12.1Lake County: 12.1 %Lake County12.1Pitkin County: 12.1 %Pitkin County12.1Yuma County: 12.1 %Yuma County12.1Adams County: 12 %Adams County12Morgan County: 12 %Morgan County12Hinsdale County: 11.8 %Hinsdale County11.8San Miguel County: 11.5 %San Miguel County11.5Sedgwick County: 11.2 %Sedgwick County11.2Summit County: 11.1 %Summit County11.1Dolores County: 10.9 %Dolores County10.9Logan County: 10.7 %Logan County10.7Kiowa County: 10.6 %Kiowa County10.6Otero County: 10.5 %Otero County10.5Gunnison County: 10.4 %Gunnison County10.4Delta County: 10.3 %Delta County10.3Denver County: 10.3 %Denver County10.3La Plata County: 10.3 %La Plata County10.3Las Animas County: 10.3 %Las Animas County10.3Lincoln County: 10.3 %Lincoln County10.3Park County: 10.3 %Park County10.3San Juan County: 10 %San Juan County10Washington County: 9.9 %Washington County9.9Moffat County: 9.8 %Moffat County9.8Saguache County: 17.5 %Saguache County17.5Garfield County: 15.3 %Garfield County15.3Jackson County: 15 %Jackson County15Costilla County: 14.7 %Costilla County14.7Baca County: 14.4 %Baca County14.4Archuleta County: 13.7 %Archuleta County13.7Montezuma County: 13.5 %Montezuma County13.5Cheyenne County: 13.4 %Cheyenne County13.4Kit Carson County: 13.1 %Kit Carson County13.1Eagle County: 12.9 %Eagle County12.9Prowers County: 12.9 %Prowers County12.9Alamosa County: 12.7 %Alamosa County12.7Phillips County: 12.6 %Phillips County12.6Bent County: 12.5 %Bent County12.5Montrose County: 12.5 %Montrose County12.5Rio Grande County: 12.2 %Rio Grande County12.2Custer County: 12.1 %Custer County12.1Lake County: 12.1 %Lake County12.1Pitkin County: 12.1 %Pitkin County12.1Yuma County: 12.1 %Yuma County12.1Adams County: 12 %Adams County12Morgan County: 12 %Morgan County12Hinsdale County: 11.8 %Hinsdale County11.8San Miguel County: 11.5 %San Miguel County11.5Sedgwick County: 11.2 %Sedgwick County11.2Summit County: 11.1 %Summit County11.1Dolores County: 10.9 %Dolores County10.9Logan County: 10.7 %Logan County10.7Kiowa County: 10.6 %Kiowa County10.6Otero County: 10.5 %Otero County10.5Gunnison County: 10.4 %Gunnison County10.4Delta County: 10.3 %Delta County10.3Denver County: 10.3 %Denver County10.3La Plata County: 10.3 %La Plata County10.3Las Animas County: 10.3 %Las Animas County10.3Lincoln County: 10.3 %Lincoln County10.3Park County: 10.3 %Park County10.3San Juan County: 10 %San Juan County10Washington County: 9.9 %Washington County9.9Moffat County: 9.8 %Moffat County9.8
%. Source: U.S. Census Bureau, Small Area Health Insurance Estimates (SAHIE): percent uninsured, under 65, all races, both sexes, all income levels, states and counties. Retrieved 2026-10-12.

Full ranking

RankCounties2016 (%)Change on 2015
1Saguache County17.5-2 pts
2Garfield County15.3-0.7 pts
3Jackson County15-1.7 pts
4Costilla County14.7-1.1 pts
5Baca County14.4+1 pts
6Archuleta County13.7+0.5 pts
7Montezuma County13.5-1.3 pts
8Cheyenne County13.4-2.4 pts
9Kit Carson County13.1-1.2 pts
10Eagle County12.9-1.1 pts
10Prowers County12.9-0.9 pts
12Alamosa County12.7-0.2 pts
13Phillips County12.6-2 pts
14Bent County12.5+2 pts
14Montrose County12.5-0.7 pts
16Rio Grande County12.2-0.7 pts
17Custer County12.1-1.4 pts
17Lake County12.1+0.4 pts
17Pitkin County12.1+0.9 pts
17Yuma County12.1-0.2 pts
21Adams County12-0.6 pts
21Morgan County12-0.6 pts
23Hinsdale County11.80 pts
24San Miguel County11.5+0.6 pts
25Sedgwick County11.20 pts
26Summit County11.1-0.8 pts
27Dolores County10.9-1.6 pts
28Logan County10.7-0.4 pts
29Kiowa County10.6-1.6 pts
30Otero County10.5-1.9 pts
31Gunnison County10.4-1.3 pts
32Delta County10.3-1.1 pts
32Denver County10.3-1.8 pts
32La Plata County10.3+0.1 pts
32Las Animas County10.3-0.6 pts
32Lincoln County10.3+1.3 pts
32Park County10.3+1.5 pts
38San Juan County10-2.2 pts
39Washington County9.9-0.7 pts
40Moffat County9.8-0.7 pts
41Grand County9.6+0.4 pts
42Rio Blanco County9.4-0.5 pts
43Mesa County9.3-1.5 pts
43Ouray County9.3-1.1 pts
45Conejos County9.2-2.2 pts
46Chaffee County8.9-1.2 pts
47Huerfano County8.7-1.4 pts
47Weld County8.7+0.3 pts
49Fremont County8.6-1 pts
49Mineral County8.6-2.5 pts
51Arapahoe County8.5-0.9 pts
52Routt County8.4+0.3 pts
53Crowley County8.3-1.2 pts
54Pueblo County7.8-1.3 pts
55Teller County7.7-0.1 pts
56Elbert County7.4-0.2 pts
57Larimer County7.3+0.3 pts
58Boulder County7.2-0.1 pts
59El Paso County7.1-1 pts
60Jefferson County6.6-0.4 pts
61Clear Creek County6.2-0.1 pts
62Broomfield County5.1+0.3 pts
63Gilpin County4.6+0.2 pts
64Douglas County3.7+0.2 pts

Other periods

About this ranking

People under 65 without health insurance coverage of any kind, as a percentage of all people under 65. United States: Census Bureau Small Area Health Insurance Estimates (SAHIE) for states and counties, all races, both sexes and all income levels.

A model-based single-year estimate that combines the American Community Survey with administrative records and population estimates, so every county gets a figure. Covers states and counties only, because the SAHIE dataset files have no national row. The Census Bureau advises comparing years from 2008 on only; 2013 is the updated release. People 65 and over are left out because nearly all of them have Medicare.

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. Small Area Health Insurance Estimates (SAHIE): percent uninsured, under 65, all races, both sexes, all income levels, states and counties. https://www2.census.gov/programs-surveys/sahie/datasets/time-series/estimates-acs/sahie-2016-csv.zip. 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). Small Area Health Insurance Estimates (SAHIE): percent uninsured, under 65, all races, both sexes, all income levels, states and counties (Counties in Colorado by uninsured rate, under 65 (US model-based estimate), 2016) [Data set]. Retrieved October 12, 2026, from https://www2.census.gov/programs-surveys/sahie/datasets/time-series/estimates-acs/sahie-2016-csv.zip

MLA 9

Small Area Health Insurance Estimates (SAHIE): percent uninsured, under 65, all races, both sexes, all income levels, states and counties, Counties in Colorado by uninsured rate, under 65 (US model-based estimate), 2016. U.S. Census Bureau, 6 Aug. 2026, https://www2.census.gov/programs-surveys/sahie/datasets/time-series/estimates-acs/sahie-2016-csv.zip. Invokely, https://invokely.ai/rankings/uninsured-rate-under-65/colorado-counties?period=2016. Accessed 12 Oct. 2026.

Chicago (author-date)

U.S. Census Bureau. 2026. Small Area Health Insurance Estimates (SAHIE): percent uninsured, under 65, all races, both sexes, all income levels, states and counties. Counties in Colorado by uninsured rate, under 65 (US model-based estimate), 2016. Dataset. Accessed October 12, 2026. https://www2.census.gov/programs-surveys/sahie/datasets/time-series/estimates-acs/sahie-2016-csv.zip. Also distributed by Invokely, https://invokely.ai/rankings/uninsured-rate-under-65/colorado-counties?period=2016.

Harvard

U.S. Census Bureau (2026) Small Area Health Insurance Estimates (SAHIE): percent uninsured, under 65, all races, both sexes, all income levels, states and counties, Counties in Colorado by uninsured rate, under 65 (US model-based estimate), 2016 [Dataset]. Available at: https://www2.census.gov/programs-surveys/sahie/datasets/time-series/estimates-acs/sahie-2016-csv.zip, via Invokely: https://invokely.ai/rankings/uninsured-rate-under-65/colorado-counties?period=2016 (Accessed: 12 October 2026).

BibTeX
@misc{census_counties_in_colorado_by_2016,
  author = {{U.S. Census Bureau}},
  title = {{Small Area Health Insurance Estimates (SAHIE): percent uninsured, under 65, all races, both sexes, all income levels, states and counties: Counties in Colorado by uninsured rate, under 65 (US model-based estimate), 2016}},
  year = {2026},
  howpublished = {Data set},
  url = {https://www2.census.gov/programs-surveys/sahie/datasets/time-series/estimates-acs/sahie-2016-csv.zip},
  urldate = {2026-10-12},
  note = {Accessed via Invokely, https://invokely.ai/rankings/uninsured-rate-under-65/colorado-counties?period=2016. Publisher attribution: U.S. Census Bureau. Small Area Health Insurance Estimates (SAHIE): percent uninsured, under 65, all races, both sexes, all income levels, states and counties. https://www2.census.gov/programs-surveys/sahie/datasets/time-series/estimates-acs/sahie-2016-csv.zip. Retrieved 2026-10-12.},
}
RIS
TY  - DATA
AU  - U.S. Census Bureau
TI  - Small Area Health Insurance Estimates (SAHIE): percent uninsured, under 65, all races, both sexes, all income levels, states and counties: Counties in Colorado by uninsured rate, under 65 (US model-based estimate), 2016
PY  - 2026
DA  - 2026/08/06
PB  - U.S. Census Bureau
DB  - Invokely
UR  - https://www2.census.gov/programs-surveys/sahie/datasets/time-series/estimates-acs/sahie-2016-csv.zip
L2  - https://invokely.ai/rankings/uninsured-rate-under-65/colorado-counties?period=2016
Y2  - 2026/10/12
N1  - Accessed via Invokely, https://invokely.ai/rankings/uninsured-rate-under-65/colorado-counties?period=2016.
N1  - Publisher attribution: U.S. Census Bureau. Small Area Health Insurance Estimates (SAHIE): percent uninsured, under 65, all races, both sexes, all income levels, states and counties. https://www2.census.gov/programs-surveys/sahie/datasets/time-series/estimates-acs/sahie-2016-csv.zip. Retrieved 2026-10-12.
ER  - 
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Questions

Which county has the highest uninsured rate, under 65 (US model-based estimate)?

Saguache County, with 17.5% in 2016, according to the U.S. Census Bureau.

Which county has the lowest uninsured rate, under 65 (US model-based estimate)?

Douglas County, with 3.7% in 2016.

Where does this ranking come from?

Every value comes from one source and one period, so the places are comparable: U.S. Census Bureau, Small Area Health Insurance Estimates (SAHIE): percent uninsured, under 65, all races, both sexes, all income levels, states and counties. Retrieved 2026-10-12.

Uninsured rate, under 65 (US model-based estimate): other rankings

Counties in Colorado: more rankings