Health insurance in Sussex County, Delaware

Reviewed September 4, 2026 · 2024 Census data

Source: US Census Small Area Health Insurance Estimates, 2024 release. Income bands are measured against the federal poverty level.

Half the uninsured here sit in the subsidy range

Of the 18,858 people without coverage in Sussex County, 9,500 — 50% — earn inside the premium tax credit range. That is near the 51% national median. Within that band itself, 12.9% have no coverage.

How many people here have no coverage

10.3% of Sussex County's 183,481 under-65 residents have no health coverage — 18,858 people. That is above the Delaware rate of 8.3%, and puts Sussex County in the upper half of the 3,143 counties measured nationally (1,416th).

Who falls under the Medicaid line

5,617 of Sussex County's uninsured — 30%, close to the 31% typical nationally — earn under $22,025 a year, which in Delaware is Medicaid territory rather than marketplace territory.

Older residents here are better covered

4,335 people aged 50 to 64 in Sussex County have no coverage, a rate of 7.7% — lower than the 10.3% across all under-65 residents here, which is the usual pattern — people in their fifties and early sixties tend to be more settled in employer coverage. Age-rated premiums make this the most expensive group to cover before Medicare.

Sussex County against Delaware

Sussex County is the 2nd largest of the 3 Delaware counties we publish. Its uninsured rate runs 2.0 points higher than Delaware overall and its subsidy-band share matches the state. Coverage among 50 to 64 year olds is worse here than across Delaware.

Counties of a similar size

All Delaware counties · How the credit works · Enrollment dates