Health insurance in Natrona County, Wyoming
2 insurers sell 23 marketplace plans here, and 11.8% 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.
Two insurers, and what that means
Two insurers sell here, offering 23 plans between them. If either leaves, Natrona County becomes a single-insurer county. It gained 1 since the previous plan year, up from 1.
How many people here have no coverage
11.8% of Natrona County's 65,258 under-65 residents have no health coverage — 7,674 people. That is close to the Wyoming rate of 12.5%, and puts Natrona County in the middle half of the 1,817 counties on this site (729th).
Some of those 7,674 are in the Wyoming coverage gap: under $15,960 a year, too little for a subsidy and no expanded Medicaid to fall back on.
How much the marketplace is used
5,073 Natrona County residents selected a marketplace plan for 2026: 78 per thousand under-65 residents, 1125th of 1,817. That is close to the 78 per thousand typical of published counties. 696 of them — 14% — were new rather than renewing.
Natrona County against Wyoming
Natrona County is the smallest of the 2 Wyoming counties we publish a page for. Its uninsured rate runs 0.7 points lower than Wyoming overall and it carries the same 2 insurers as every other county in the state. Marketplace use is close to the Wyoming rate.
| Natrona County | Wyoming | Published median | |
|---|---|---|---|
| Uninsured, under 65 | 11.8% | 12.5% | 9.9% |
| Insurers selling | 2 | 2–2 | 4 |
| Plans offered | 23 | — | 57 |
| Selections per 1,000 | 78 | 86 | 78 |
| New rather than renewing | 14% | 13% | 15% |
Counties of a similar size nearby
| County | Under 65 | Uninsured | Insurers | Plans |
|---|---|---|---|---|
| Lincoln County (South Dakota) | 64,397 | 6.9% | 2 | 41 |
| Grand Forks County (North Dakota) | 59,426 | 5.9% | 3 | 31 |
| Burleigh County (North Dakota) | 79,314 | 5.4% | 3 | 37 |
| Fairbanks North Star Borough (Alaska) | 79,659 | 11.5% | 2 | 15 |
Grand Forks County has 3 insurers against this county's 2 — a reminder that the county line, not the state line, is what decides your options.
Other Wyoming counties · Where the subsidy stops · Enrollment dates