Health insurance in Jefferson County, Kentucky
24,496 people here have no coverage and earn in the range a premium tax credit is built for — 48% of everyone uninsured in the county.
Source: US Census Small Area Health Insurance Estimates, 2024 release. Income bands are measured against the federal poverty level.
How many here a premium tax credit would reach
Of the 50,547 people without coverage in Jefferson County, 24,496 — 48% — earn inside the premium tax credit range. That is near the 51% national median. Within that band itself, 9.5% have no coverage.
How many people here have no coverage
7.9% of Jefferson County's 641,626 under-65 residents have no health coverage — 50,547 people. That is close to the Kentucky rate of 8.1%, and puts Jefferson County in the lower half of the 3,143 counties measured nationally (2,186th).
A large share are under the Medicaid line
18,125 of Jefferson County's uninsured — 36%, an unusually large share — the top quarter of all counties measured — earn under $22,025 a year, which in Kentucky is Medicaid territory rather than marketplace territory.
The years before Medicare
9,836 people aged 50 to 64 in Jefferson County have no coverage, a rate of 7.1% — close to the 7.9% across all under-65 residents here. Age-rated premiums make this the most expensive group to cover before Medicare.
Jefferson County against Kentucky
Jefferson County is the largest of the 7 Kentucky counties we publish, by under-65 population. Its uninsured rate tracks the state almost exactly and its subsidy-band share matches the state. Coverage among 50 to 64 year olds matches the Kentucky picture.
| Jefferson County | Kentucky | National median | |
|---|---|---|---|
| Uninsured, under 65 | 7.9% | 8.1% | 9.8% |
| Uninsured in the subsidy band | 24,496 | 146,636 | — |
| Subsidy band as a share of uninsured | 48% | 49% | 51% |
| At or below 138% of poverty | 36% | 35% | 31% |
| Uninsured, 50 to 64 | 7.1% | 6.7% | 8.1% |
The next largest counties
| County | Uninsured | In the subsidy band | Share |
|---|---|---|---|
| Fayette County | 9.1% | 11,327 | 46% |
| Kenton County | 6.6% | 4,922 | 51% |
| Warren County | 10.2% | 5,927 | 47% |
| Boone County | 5.4% | 3,315 | 50% |
All Kentucky counties · How the credit works · Enrollment dates