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    v1.0.28
    OpenPayerStatesDelaware
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    Delaware Health Insurance Market Analysis: Market Share, Payer Mix, and Coverage Trends

    Delaware's health insurance market is led by Highmark Group, with UnitedHealth Group and CVS Group also holding significant shares. The landscape is shaped by a few dominant national payers, resulting in a concentrated market with limited competition.

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    State Overview

    Delaware has a total population of 1.01M residents and comprises 3 counties. The private insurance penetration rate is 70.47%, indicating that a significant majority of Delawareans are covered by private health insurance. The top payer, Highmark Group, is estimated to cover 251K privately insured members in the state.

    Insurance Market

    RankInsurerPremium WrittenEstimated Members CoveredMarket Share
    1Highmark Group$1.14B251K35.39%
    2UnitedHealth Group$575M127K17.85%
    3CVS Group$508M112K15.76%
    4Humana Group$175M38.6K5.43%
    5Cigna Health Group

    Frequently Asked Questions

    References

    1. 1.S2703: Private Health Insurance Coverage by Type and Selected Characteristics. U.S. Census Bureau, 2024 American Community Survey 5-Year Estimates. Retrieved Aug 11, 2026.Annual estimates of private health insurance coverage rates by state, broken out by age, income, and plan type — the basis for this page's coverage-rate figures.
    2. 2.2024 Market Share Reports for the Top Accident and Health Insurance Groups and Companies by State and Countrywide. National Association of Insurance Commissioners (NAIC). Retrieved Aug 11, 2026.Ranks the largest accident and health insurance carriers by direct premiums written in each state, used to identify the dominant payers operating there.
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    Trek Health powers OpenPayer with a leading commercial payer intelligence platform, seamlessly converting fragmented payer data into actionable insights for provider organizations.

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    $162M
    35.7K
    5.02%
    6Metropolitan Group$50.3M11.1K1.56%
    7Dentegra Group$43.2M9.53K1.34%
    8Independence Health Group Inc Group$34.4M7.59K1.07%
    9Centene Corp Group$30.8M6.82K0.96%
    10Sun Life Financial Inc Group$27.5M6.04K0.85%

    Delaware's health insurance market is dominated by Highmark Group, which holds the largest share and covers an estimated 251K privately insured members. UnitedHealth Group and CVS Group also have substantial presence, together accounting for over one-third of the market. The remaining top insurers each cover fewer than 40K members, with market shares below 6%.

    The concentration of market share among the top three payers highlights the limited diversity of insurer options for Delaware residents. Smaller insurers play a minor role, with their combined market share representing less than 10% of the total. This structure reflects the influence of large, national payers in shaping the state's insurance landscape.

    Insured Population Demographics

    Coverage TypeCountShare of Privately Insured
    Employer-Based457.3K64.43%
    Direct-Purchase51.7K7.28%
    TRICARE8.47K1.19%
    CHIP/Subsidized15.1K2.13%

    Delaware's privately insured population is predominantly covered through employer-based plans, which account for nearly two-thirds of all private insurance. Direct-purchase coverage, including individual market plans, represents a much smaller share, while government programs such as TRICARE and CHIP/Subsidized contribute modestly to the overall mix.

    The demographic profile of Delaware's insured population reflects a strong reliance on employer-sponsored insurance, with relatively limited uptake of direct-purchase and subsidized options. This distribution suggests a stable employment base and a comparatively low proportion of military and low-income subsidized coverage among privately insured residents.

    Market Dynamics

    Delaware's health insurance market is characterized by a high degree of concentration, with the top three insurers—Highmark Group, UnitedHealth Group, and CVS Group—collectively controlling over half of the market. Highmark Group alone holds more than one-third of the market share, making it the dominant payer in the state. The remaining top insurers, including Humana Group and Cigna Health Group, each account for less than 6% of the market, and the rest of the top ten have shares below 2%.

    This concentration indicates limited competition among payers, with a small number of companies exerting significant influence over reimbursement and coverage policies. The market's structure is shaped by the presence of large, national insurers, and the relatively small shares held by regional or specialized payers.

    The insured population in Delaware is largely composed of individuals covered by employer-based plans, reflecting the state's employment landscape and the prevalence of group insurance offerings. Direct-purchase and subsidized coverage options are less common, and government programs such as TRICARE and CHIP/Subsidized play a minor role in the private insurance segment.

    Age band data shows that the privately insured population is distributed across all age groups, with the largest segments in the 55-64 and 6-18 bands. This suggests broad access to private insurance across the lifespan, with notable coverage among both working-age adults and children.

    Top 10 Health Insurers by Market Share in Delaware
    Privately Insured Population by Age Band in Delaware