How many people in are on Medicare?

Refreshed annually
About 252,900, or 23.9% of the state's population, in 2025. Administered by the Centers for Medicare and Medicaid Services, Medicare is one of the largest federal programs based on spending, providing health insurance coverage primarily to people 65 and older.

253K

enrolled in Medicare programs (2025)

23.9%

of the state's population insured by Medicare (2025)
Between 2015 and 2025, Medicare enrollment in Delaware grew from 180,500 to 252,900, up 40.1% over the decade.

In 2025, 252,900 Delaware residents were enrolled across all Medicare programs.

Unique enrollment across all parts of Medicare

While people under 65 may qualify with a disability, end-stage renal disease, or ALS, Medicare primarily serves an older population. In 2025, 231,100 Delaware residents aged 65 or older were enrolled in at least one part of Medicare — 91.4% of all Medicare beneficiaries in the state.
For comparison, the total 65-and-older population in Delaware in 2025 was 241,300. That means 95.8% of Delaware residents in that age group are enrolled in Medicare.

Get weekly insights

Subscribe for data-driven insights. No spin, just the facts.

In 2025, 231,100 people aged 65 and older in Delaware were enrolled in Medicare.

Unique enrollment across all parts of Medicare, by age group

A state's share of Medicare coverage largely reflects its age distribution. In 2025, Medicare covered 23.9% of Delaware residents, where 22.8% of the population is aged 65 or older. Delaware ranks fifth of 50 states in Medicare coverage.
The share of Delaware residents covered by Medicare has risen from 19.1% in 2015.

In 2025, 23.9% of Delaware residents were covered by Medicare.

Share of population covered by Medicare and share of population 65 or older

Keep exploring

Methodology

USAFacts standardizes data, in areas such as time and demographics, to make it easier to understand and compare.

Page sources

USAFacts endeavors to share the most up-to-date information available. We sourced the data on this page directly from government agencies; however, the intervals at which agencies publish updated data vary.