Health insurance in Delaware
65,990 people under 65 in Delaware have no health coverage. 33,350 of them earn in the range a premium tax credit is built for.
Source: US Census Small Area Health Insurance Estimates, 2024 release.
Who is uninsured in Delaware
65,990 people under 65 in Delaware have no health coverage — 8.3% of the under-65 population, 26th highest of the 51 states and DC. Of those, 33,350 earn inside the premium tax credit range — 51% of the state's uninsured.
18,849 uninsured Delaware residents (29% of the total) earn under $22,025. Delaware expanded Medicaid, so that group mostly qualifies for it instead — and it enrolls year-round.
Where Delaware residents enroll, and by when
Delaware uses HealthCare.gov. You compare and enroll there, and the federal deadlines apply.
Open Enrollment for Delaware: November 1, 2026 to January 15, 2027.
Checked 2026-09-01. 2027 dates moved nationally after a court ruling — what changed and why.
How enrollment works · If you missed the window
The 3 largest counties in Delaware
By under-65 population — 100% of Delaware's under-65 residents, from 3 counties with published estimates.
| County | Under 65 | Uninsured | In subsidy range | Share | Uninsured 50–64 |
|---|---|---|---|---|---|
| New Castle County | 465,536 | 7.6% | 17,426 | 49% | 5.7% |
| Sussex County | 183,481 | 10.3% | 9,500 | 50% | 7.7% |
| Kent County | 150,729 | 7.8% | 6,424 | 54% | 6.9% |
Source: US Census Small Area Health Insurance Estimates, 2024 release. "In subsidy range" counts uninsured under-65 residents earning 138–400% of the federal poverty level.