Health insurance in Lexington County, South Carolina
3 insurers sell 52 marketplace plans here, and 10.8% 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
3 insurers sell marketplace plans in Lexington County, offering 52 plans between them, roughly 17 each. It gained 1 since the previous plan year, up from 2.
How many people here have no coverage
10.8% of Lexington County's 256,624 under-65 residents have no health coverage — 27,707 people. That is close to the South Carolina rate of 11.2%, and puts Lexington County in the middle half of the 1,817 counties on this site (921st).
Some of those 27,707 are in the South Carolina 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
30,689 Lexington County residents selected a marketplace plan for 2026: 120 per thousand under-65 residents, 549th of 1,817. That is above the 78 per thousand typical of published counties. 4,619 of them — 15% — were new rather than renewing.
Lexington County against South Carolina
Lexington County is the 5th largest of the 12 South Carolina counties we publish. Its uninsured rate tracks the state almost exactly and its 3 insurers sit between the state's 2 and 5. Marketplace use is close to the South Carolina rate.
| Lexington County | South Carolina | Published median | |
|---|---|---|---|
| Uninsured, under 65 | 10.8% | 11.2% | 9.9% |
| Insurers selling | 3 | 2–5 | 4 |
| Plans offered | 52 | — | 57 |
| Selections per 1,000 | 120 | 138 | 78 |
| New rather than renewing | 15% | 14% | 15% |
Counties of a similar size nearby
| County | Under 65 | Uninsured | Insurers | Plans |
|---|---|---|---|---|
| York County | 251,592 | 9.0% | 4 | 48 |
| Horry County | 291,194 | 14.1% | 3 | 48 |
| Berkeley County | 219,189 | 10.1% | 4 | 60 |
| Spartanburg County | 300,077 | 12.4% | 4 | 44 |
York County has 4 insurers against this county's 3 — a reminder that the county line, not the state line, is what decides your options.
Other South Carolina counties · Where the subsidy stops · Enrollment dates