Health insurance in Franklin County, Missouri
4 insurers sell 48 marketplace plans here, and 8.8% 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.
Who sells here, and how much choice that gives
4 insurers sell marketplace plans in Franklin County, offering 48 plans between them, roughly 12 each. It gained 1 since the previous plan year, up from 3.
How many people here have no coverage
8.8% of Franklin County's 85,622 under-65 residents have no health coverage — 7,549 people. That is close to the Missouri rate of 9.2%, and puts Franklin County in the middle half of the 1,817 counties on this site (1279th).
How much the marketplace is used
6,177 Franklin County residents selected a marketplace plan for 2026: 72 per thousand under-65 residents, 1218th of 1,817. That is close to the 78 per thousand typical of published counties. 731 of them — 12% — were new rather than renewing.
Franklin County against Missouri
Franklin County is the smallest of the 12 Missouri counties we publish a page for. Its uninsured rate tracks the state almost exactly and its 4 insurers sit between the state's 2 and 6. Marketplace use is close to the Missouri rate.
| Franklin County | Missouri | Published median | |
|---|---|---|---|
| Uninsured, under 65 | 8.8% | 9.2% | 9.9% |
| Insurers selling | 4 | 2–6 | 4 |
| Plans offered | 48 | — | 57 |
| Selections per 1,000 | 72 | 74 | 78 |
| New rather than renewing | 12% | 13% | 15% |
Counties of a similar size nearby
| County | Under 65 | Uninsured | Insurers | Plans |
|---|---|---|---|---|
| Cass County | 92,931 | 8.2% | 5 | 54 |
| Platte County | 94,270 | 6.4% | 5 | 55 |
| Jasper County | 103,631 | 12.1% | 4 | 48 |
| Boone County | 155,950 | 7.6% | 4 | 48 |
Cass County has 5 insurers against this county's 4 — a reminder that the county line, not the state line, is what decides your options.
All Missouri counties · How the credit works · Enrollment dates