Health insurance in Marathon County, Wisconsin
4 insurers sell 46 marketplace plans here, and 6.4% of under-65 residents have no coverage at all.
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
4 insurers sell marketplace plans in Marathon County, offering 46 plans between them, roughly 12 each. The number has not changed since the previous plan year.
How many people here have no coverage
6.4% of Marathon County's 110,447 under-65 residents have no health coverage — 7,019 people. That is close to the Wisconsin rate of 6.4%, and puts Marathon County in the bottom 10% of the 1,817 counties on this site (1650th).
How much the marketplace is used
6,841 Marathon County residents selected a marketplace plan for 2026: 62 per thousand under-65 residents, 1381st of 1,817. That is under the 78 per thousand typical of published counties. 836 of them — 12% — were new rather than renewing.
Marathon County against Wisconsin
Marathon County is the 8th largest of the 12 Wisconsin counties we publish. Its uninsured rate tracks the state almost exactly and its 4 insurers sit between the state's 1 and 5. Marketplace use is close to the Wisconsin rate.
| Marathon County | Wisconsin | Published median | |
|---|---|---|---|
| Uninsured, under 65 | 6.4% | 6.4% | 9.9% |
| Insurers selling | 4 | 1–5 | 4 |
| Plans offered | 46 | — | 57 |
| Selections per 1,000 | 62 | 62 | 78 |
| New rather than renewing | 12% | 14% | 15% |
Counties of a similar size nearby
| County | Under 65 | Uninsured | Insurers | Plans |
|---|---|---|---|---|
| Washington County | 109,569 | 4.6% | 4 | 53 |
| La Crosse County | 94,808 | 4.5% | 3 | 37 |
| Sheboygan County | 91,659 | 5.8% | 3 | 31 |
| Rock County | 133,448 | 6.5% | 2 | 24 |
All of them have fewer insurers than this county's 4, which makes it the stronger market locally.
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