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Colorado Counties by Uninsured Rate

The uninsured rate is the share of the population with no health insurance coverage — influenced heavily by Medicaid eligibility and employer coverage.

All 64 counties ranked by Uninsured Rate, from lowest to highest. Click the column header to reverse sort order. Data from the U.S. Census Bureau, ACS 5-Year Estimates, 2023.

States Counties Cities Metros ZIPs
# Counties Uninsured Rate
1 Elbert County, Colorado 0.0%
2 Lincoln County, Colorado 0.0%
3 Bent County, Colorado 0.0%
4 Broomfield County, Colorado 0.0%
5 Huerfano County, Colorado 0.9%
6 Alamosa County, Colorado 1.2%
7 Jackson County, Colorado 1.3%
8 Hinsdale County, Colorado 1.5%
9 Douglas County, Colorado 2.0%
10 Adams County, Colorado 2.1%
11 Otero County, Colorado 2.2%
12 El Paso County, Colorado 2.2%
13 Dolores County, Colorado 2.6%
14 Arapahoe County, Colorado 3.0%
15 Morgan County, Colorado 3.1%
16 Kiowa County, Colorado 3.2%
17 Mesa County, Colorado 3.5%
18 Clear Creek County, Colorado 3.6%
19 Delta County, Colorado 3.9%
20 Fremont County, Colorado 3.9%
21 Montrose County, Colorado 4.0%
22 Montezuma County, Colorado 4.0%
23 Grand County, Colorado 4.0%
24 Jefferson County, Colorado 4.1%
25 Boulder County, Colorado 4.4%
26 Las Animas County, Colorado 4.5%
27 Baca County, Colorado 4.5%
28 Mineral County, Colorado 4.5%
29 Saguache County, Colorado 4.7%
30 Chaffee County, Colorado 4.8%
31 Kit Carson County, Colorado 4.9%
32 Pitkin County, Colorado 4.9%
33 Moffat County, Colorado 5.1%
34 Larimer County, Colorado 5.2%
35 Gunnison County, Colorado 5.3%
36 Custer County, Colorado 5.3%
37 Phillips County, Colorado 5.5%
38 Garfield County, Colorado 5.5%
39 Eagle County, Colorado 5.5%
40 Archuleta County, Colorado 5.6%
41 Lake County, Colorado 5.7%
42 Pueblo County, Colorado 5.7%
43 Washington County, Colorado 6.3%
44 Routt County, Colorado 6.4%
45 Teller County, Colorado 7.0%
46 Gilpin County, Colorado 7.4%
47 Crowley County, Colorado 7.7%
48 Denver County, Colorado 7.8%
49 Park County, Colorado 7.9%
50 Cheyenne County, Colorado 8.0%
51 Sedgwick County, Colorado 8.3%
52 Weld County, Colorado 8.5%
53 Logan County, Colorado 9.0%
54 Conejos County, Colorado 9.1%
55 La Plata County, Colorado 9.4%
56 Prowers County, Colorado 10.1%
57 Summit County, Colorado 10.2%
58 San Miguel County, Colorado 10.8%
59 Rio Blanco County, Colorado 11.1%
60 San Juan County, Colorado 12.5%
61 Ouray County, Colorado 13.0%
62 Yuma County, Colorado 14.6%
63 Costilla County, Colorado 17.3%
64 Rio Grande County, Colorado 19.6%