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

Okanogan County had the highest uninsured rate, under 65 (US model-based estimate) of 39 counties in 2017, at 14.9%. Garfield County had the lowest, at 4.4%. The median was 8% and the figure for Washington was 7.1%. Source: the U.S. Census Bureau.

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Highest14.9Okanogan County
Median839 counties
Washington7.1History

Map of counties, 2017

Adams County: 12.7 %Asotin County: 6.5 %Benton County: 7.6 %Chelan County: 9.3 %Clallam County: 9 %Clark County: 7 %Columbia County: 6.4 %Cowlitz County: 6.6 %Douglas County: 11.3 %Ferry County: 10.6 %Franklin County: 11.6 %Garfield County: 4.4 %Grant County: 12.5 %Grays Harbor County: 8.9 %Island County: 6 %Jefferson County: 8.3 %King County: 6.2 %Kitsap County: 5.3 %Kittitas County: 8.2 %Klickitat County: 10 %Lewis County: 8.8 %Lincoln County: 6.8 %Mason County: 9.1 %Okanogan County: 14.9 %Pacific County: 9.6 %Pend Oreille County: 8 %Pierce County: 6.9 %San Juan County: 9.1 %Skagit County: 8.6 %Skamania County: 7.2 %Snohomish County: 6.2 %Spokane County: 6 %Stevens County: 7.9 %Thurston County: 6.1 %Wahkiakum County: 8.9 %Walla Walla County: 7.9 %Whatcom County: 7.6 %Whitman County: 6.2 %Yakima County: 12.9 %
  • Under 6.2
  • 6.2 to 7
  • 7 to 8
  • 8 to 8.9
  • 8.9 to 10
  • 10 and over
%, 2017. 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.

All counties, 2017

Okanogan County: 14.9 %Okanogan County14.9Yakima County: 12.9 %Yakima County12.9Adams County: 12.7 %Adams County12.7Grant County: 12.5 %Grant County12.5Franklin County: 11.6 %Franklin County11.6Douglas County: 11.3 %Douglas County11.3Ferry County: 10.6 %Ferry County10.6Klickitat County: 10 %Klickitat County10Pacific County: 9.6 %Pacific County9.6Chelan County: 9.3 %Chelan County9.3Mason County: 9.1 %Mason County9.1San Juan County: 9.1 %San Juan County9.1Clallam County: 9 %Clallam County9Grays Harbor County: 8.9 %Grays Harbor County8.9Wahkiakum County: 8.9 %Wahkiakum County8.9Lewis County: 8.8 %Lewis County8.8Skagit County: 8.6 %Skagit County8.6Jefferson County: 8.3 %Jefferson County8.3Kittitas County: 8.2 %Kittitas County8.2Pend Oreille County: 8 %Pend Oreille County8Stevens County: 7.9 %Stevens County7.9Walla Walla County: 7.9 %Walla Walla County7.9Benton County: 7.6 %Benton County7.6Whatcom County: 7.6 %Whatcom County7.6Skamania County: 7.2 %Skamania County7.2Clark County: 7 %Clark County7Pierce County: 6.9 %Pierce County6.9Lincoln County: 6.8 %Lincoln County6.8Cowlitz County: 6.6 %Cowlitz County6.6Asotin County: 6.5 %Asotin County6.5Columbia County: 6.4 %Columbia County6.4King County: 6.2 %King County6.2Snohomish County: 6.2 %Snohomish County6.2Whitman County: 6.2 %Whitman County6.2Thurston County: 6.1 %Thurston County6.1Island County: 6 %Island County6Spokane County: 6 %Spokane County6Kitsap County: 5.3 %Kitsap County5.3Garfield County: 4.4 %Garfield County4.4Okanogan County: 14.9 %Okanogan County14.9Yakima County: 12.9 %Yakima County12.9Adams County: 12.7 %Adams County12.7Grant County: 12.5 %Grant County12.5Franklin County: 11.6 %Franklin County11.6Douglas County: 11.3 %Douglas County11.3Ferry County: 10.6 %Ferry County10.6Klickitat County: 10 %Klickitat County10Pacific County: 9.6 %Pacific County9.6Chelan County: 9.3 %Chelan County9.3Mason County: 9.1 %Mason County9.1San Juan County: 9.1 %San Juan County9.1Clallam County: 9 %Clallam County9Grays Harbor County: 8.9 %Grays Harbor County8.9Wahkiakum County: 8.9 %Wahkiakum County8.9Lewis County: 8.8 %Lewis County8.8Skagit County: 8.6 %Skagit County8.6Jefferson County: 8.3 %Jefferson County8.3Kittitas County: 8.2 %Kittitas County8.2Pend Oreille County: 8 %Pend Oreille County8Stevens County: 7.9 %Stevens County7.9Walla Walla County: 7.9 %Walla Walla County7.9Benton County: 7.6 %Benton County7.6Whatcom County: 7.6 %Whatcom County7.6Skamania County: 7.2 %Skamania County7.2Clark County: 7 %Clark County7Pierce County: 6.9 %Pierce County6.9Lincoln County: 6.8 %Lincoln County6.8Cowlitz County: 6.6 %Cowlitz County6.6Asotin County: 6.5 %Asotin County6.5Columbia County: 6.4 %Columbia County6.4King County: 6.2 %King County6.2Snohomish County: 6.2 %Snohomish County6.2Whitman County: 6.2 %Whitman County6.2Thurston County: 6.1 %Thurston County6.1Island County: 6 %Island County6Spokane County: 6 %Spokane County6Kitsap County: 5.3 %Kitsap County5.3Garfield County: 4.4 %Garfield County4.4
%. 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

RankCounties2017 (%)Change on 2016
1Okanogan County14.9+1.1 pts
2Yakima County12.9-0.3 pts
3Adams County12.7+0.1 pts
4Grant County12.5+1 pts
5Franklin County11.6-0.2 pts
6Douglas County11.3+1.5 pts
7Ferry County10.6-0.5 pts
8Klickitat County10+1.6 pts
9Pacific County9.60 pts
10Chelan County9.3-0.4 pts
11Mason County9.1-0.8 pts
11San Juan County9.1+0.3 pts
13Clallam County9+0.1 pts
14Grays Harbor County8.9+0.9 pts
14Wahkiakum County8.9+1 pts
16Lewis County8.8+1 pts
17Skagit County8.6+0.1 pts
18Jefferson County8.3+0.8 pts
19Kittitas County8.2+0.4 pts
20Pend Oreille County8+0.8 pts
21Stevens County7.9+0.1 pts
21Walla Walla County7.9-0.3 pts
23Benton County7.6+0.3 pts
23Whatcom County7.6-1 pts
25Skamania County7.2+0.2 pts
26Clark County7+0.5 pts
27Pierce County6.9+0.4 pts
28Lincoln County6.80 pts
29Cowlitz County6.6-0.6 pts
30Asotin County6.5-0.1 pts
31Columbia County6.4-0.5 pts
32King County6.2+0.6 pts
32Snohomish County6.2-0.2 pts
32Whitman County6.2-0.2 pts
35Thurston County6.1+0.5 pts
36Island County6-0.3 pts
36Spokane County6-0.3 pts
38Kitsap County5.3-1 pts
39Garfield County4.4-0.4 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-2017-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 Washington by uninsured rate, under 65 (US model-based estimate), 2017) [Data set]. Retrieved October 12, 2026, from https://www2.census.gov/programs-surveys/sahie/datasets/time-series/estimates-acs/sahie-2017-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 Washington by uninsured rate, under 65 (US model-based estimate), 2017. U.S. Census Bureau, 6 Aug. 2026, https://www2.census.gov/programs-surveys/sahie/datasets/time-series/estimates-acs/sahie-2017-csv.zip. Invokely, https://invokely.ai/rankings/uninsured-rate-under-65/washington-counties?period=2017. 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 Washington by uninsured rate, under 65 (US model-based estimate), 2017. Dataset. Accessed October 12, 2026. https://www2.census.gov/programs-surveys/sahie/datasets/time-series/estimates-acs/sahie-2017-csv.zip. Also distributed by Invokely, https://invokely.ai/rankings/uninsured-rate-under-65/washington-counties?period=2017.

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 Washington by uninsured rate, under 65 (US model-based estimate), 2017 [Dataset]. Available at: https://www2.census.gov/programs-surveys/sahie/datasets/time-series/estimates-acs/sahie-2017-csv.zip, via Invokely: https://invokely.ai/rankings/uninsured-rate-under-65/washington-counties?period=2017 (Accessed: 12 October 2026).

BibTeX
@misc{census_counties_in_washington_by_2017,
  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 Washington by uninsured rate, under 65 (US model-based estimate), 2017}},
  year = {2026},
  howpublished = {Data set},
  url = {https://www2.census.gov/programs-surveys/sahie/datasets/time-series/estimates-acs/sahie-2017-csv.zip},
  urldate = {2026-10-12},
  note = {Accessed via Invokely, https://invokely.ai/rankings/uninsured-rate-under-65/washington-counties?period=2017. 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-2017-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 Washington by uninsured rate, under 65 (US model-based estimate), 2017
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-2017-csv.zip
L2  - https://invokely.ai/rankings/uninsured-rate-under-65/washington-counties?period=2017
Y2  - 2026/10/12
N1  - Accessed via Invokely, https://invokely.ai/rankings/uninsured-rate-under-65/washington-counties?period=2017.
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-2017-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)?

Okanogan County, with 14.9% in 2017, according to the U.S. Census Bureau.

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

Garfield County, with 4.4% in 2017.

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 Washington: more rankings