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Health insurance in Washington County, Oregon

6 insurers sell 59 marketplace plans here, and 5.5% of under-65 residents have no coverage at all.

Reviewed September 4, 2026 · 2026 federal data

6Insurers selling 59 plans between them
5.5%Uninsured, under 65 28,450 people
30Plans per 1,000 15,624 selections
518,692Under-65 residents 46th of 1,817

Source: CMS Marketplace Open Enrollment Public Use Files and US Census Small Area Health Insurance Estimates, 2026 release.

Who sells here, and how much choice that gives

6 insurers compete in Washington County with 59 plans between them, about 10 plans each. It gained 3 since the previous plan year, up from 3.

Comparatively few people go uncovered

5.5% of Washington County's 518,692 under-65 residents have no health coverage — 28,450 people. That is close to the Oregon rate of 6.4%, and puts Washington County in the bottom 10% of the 1,817 counties on this site (1760th).

A thin marketplace

15,624 Washington County residents selected a marketplace plan for 2026: 30 per thousand under-65 residents, 1807th of 1,817. That is light use against the 78 per thousand typical here, and thin markets attract fewer insurers. 2,472 of them — 16% — were new rather than renewing.

Washington County against Oregon

Washington County is the 2nd largest of the 6 Oregon counties we publish. Its uninsured rate runs 0.9 points lower than Oregon overall and with 6 insurers it is as well served as anywhere in Oregon. Marketplace use is close to the Oregon rate.

Washington CountyOregon Published median
Uninsured, under 655.5% 6.4%9.9%
Insurers selling6 5–6 4
Plans offered59 —57
Selections per 1,00030 3678
New rather than renewing16% 15% 15%

Counties of a similar size nearby

CountyUnder 65Uninsured InsurersPlans
Multnomah County672,3636.1%659
Clackamas County342,0265.1%659
Lane County295,1846.9%650
Marion County282,8219.1%656
Douglas County (Nebraska)503,4028.8%581

All of them have fewer insurers than this county's 6, which makes it the stronger market locally.

What a plan actually costs in Washington County

These are the published figures for Washington County. What you would pay depends on your age, household and income — a licensed agent can price the 59 plans sold here against your situation.

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