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Uninsured

Data and analysis

The coverage gap exists because some states did not expand Medicaid under the ACA to cover adults under age 65 without dependent children with incomes at/below 138% of the federal poverty level (FPL)

How Many Uninsured Are in the Coverage Gap?

An estimated 1.4 million uninsured individuals in the 10 states without Medicaid expansion, including many working adults, people of color, and those with disabilities, remain in the "coverage gap," ineligible for Medicaid or for ACA tax credits that would make coverage affordable.

The Uninsured and Health Coverage

This Health Policy 101 chapter examines the share of the United States population who are uninsured, highlighting their demographics and the challenges they face because of the lack of coverage.

Key Facts on Health Coverage of Immigrants

This fact sheet provides an overview of health coverage for immigrants based on data from the 2023 KFF/LA Times Survey of Immigrants. As of 2023, half of likely undocumented immigrant adults and one in five lawfully present immigrant adults reported being uninsured.

New and noteworthy

Affordability Is the Issue Now, But Look for the Uninsured to Make a Comeback

A new column on the uninsured from President and CEO Dr. Drew Altman explains: “The uninsured is not the most politically salient problem in health care now, that’s affordability, nor is it the non-problem some say it is. But it’s coming back. And the problem of the chronically ill uninsured is glaring.” Read more.

Key Facts about the Uninsured Population

The number and share of people without insurance grew in 2024, increasing for the first time since 2019, according to KFF’s analysis of data from the American Community Survey (ACS). This issue brief describes trends in health coverage in 2024, examines the characteristics of the uninsured population , and summarizes the access and financial implications of not having coverage.

More on the uninsured population >>

Who was uninsured in 2024?

Latest Polling
9.8%

The share of people under age 65 without insurance
62%

The share of uninsured adults who said they were uninsured because coverage is not affordable
59%

The share of uninsured adults who said they or someone living with them had problems paying for health care
39%

The share of uninsured adults who reported delaying or not getting needed care or medication due to cost
Other key facts about the uninsured >>

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  • Pulling it Together: Seniors and Health Reform

    Perspective

    It is widely believed that seniors are antsy about the new health reform law. And there is heightened interest in how seniors feel about the law in the political world because they are more likely to vote in midterm elections.  About 48% of the electorate said they voted in the 2006 midterms while about 63% of seniors said the same.  Our June and July tracking polls shed light on seniors’ views on health reform and…

  • What Happens When Public Coverage Is No Longer Available?

    Issue Brief

    This policy brief examines national data to determine the share of current enrollees of public health coverage programs who would have alternate coverage options if public coverage were no longer available. The authors estimate that no more than 9 percent of low-income adults would have access to an alternative source of insurance in the absence of public coverage. This research suggests that the vast majority of current enrollees affected by cutbacks in eligibility for public…

  • Health Insurance Coverage in America:  2002 Data Update

    Report

    Health Insurance Coverage in America: 2002 Data Update This chartbook provides 2002 data on health insurance coverage, with special attention to the uninsured. It includes trends and major shifts in coverage and a profile of the uninsured population. Chartbook (.pdf) Previous year's data updates

  • The Number of Uninsured People Rose in 2017, Reversing Some of the Coverage Gains Under the Affordable Care Act

    News Release

    The number of uninsured people rose by nearly 700,000, to 27.4 million people, in 2017, reversing some of the coverage gains achieved under the Affordable Care Act, according to latest analysis of uninsured data by KFF (the Kaiser Family Foundation). It was the first uptick in the uninsured since implementation of the ACA in 2014, which helped drive down the number of uninsured people in the U.S. from 44 million in 2013 to under 27 million…

  • Kaiser Family Foundation/Harvard University School of Public Health: Update on Americans’ Views on the Consumer Protections Debate

    Poll Finding

    Kaiser Family Foundation/Harvard University School of Public Health: Update on Americans' Views on the Consumer Protections DebateThe Kaiser Family Foundation/Harvard University School of Public Health Update on American's Views on Consumer Protections in Managed Care is based on findings from the April 1999 Kaiser/Harvard Health News Index. The survey was designed and analyzed by researchers at the Kaiser Family Foundation and Harvard University. Nationwide interviews were conducted by telephone with 1,200 adults, 18 years and…

  • Overview of Selected Medicare Provisions: A Side-by-Side Comparison of Medicare Current Law with Selected House and Senate Provisions to the Balanced – Report

    Report

    Understanding the Growth in Medicare's Home Health Expenditures Overview Of Selected Medicare Provisions: A Side-by-Side Comparison of Medicare Current Law with House and Senate Provisions to the Balanced Budget Act of 1997 Prepared by: Health Policy Alternatives, Inc. Prepared for: The Henry J. Kaiser Family Foundation July 1997 Preface This report, prepared by Health Policy Alternatives, presents a side-by-side comparison of current Medicare law with selected Medicare provisions included in the Balanced Budget Act of…

  • The Difference Different Approaches Make: Comparing Proposals to Expand Health Insurance

    Report

    The Difference Different Approaches Make: Comparing Proposals to Expand Health Insurance This paper estimates and compares the impacts of alternative mechanisms for expanding health insurance coverage. A variety of approaches-expansions of existing public programs, direct subsidies, and tax credits-and target populations-including children, poor adults, parents of Medicaid- or CHIP-covered children, and early retirees-are considered. The impacts of the proposals on coverage, costs and other program outcomes are compared. This paper is part of the Kaiser…

  • Getting Behind the Numbers on Access to Care

    Other Post

    The Debate About The Uninsured: How serious are their problems? Embargoed for release until: 9:30 AM, EDT, Tuesday, October 22, 1996 For further information contact: Matt James or Tina Hoff First National Study Asking People To Describe Health Care Experiences In Own Words: 46 Percent of Uninsured Adults Experienced "Serious" Consequences As a Result of Problems Getting and/or Paying for Health Care Study Published in This Week's JAMA Washington, D.C. -- Whenever health care is…

  • Low-Income and Uninsured: The Challenge for Extending Coverage

    Event Date:
    Event

    Diane Rowland, executive director of the Commission, testified to the Senate Committee on Finance about the low-income uninsured. The testimony provides a comprehensive description and analysis of the population and discusses the challenges of providing them health coverage. Please note: the video is no longer available.  If you have an urgent need for the video, you may contact us (choose “problem with video” on the form) and we will try to locate the video. Include the…