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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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1,151 - 1,160 of 1,310 Results

  • Lack of Coverage: A Long-Term Problem for Most Uninsured

    Fact Sheet

    This fact sheet, recently updated with 2002 data, describes how long the uninsured remain without coverage, who tends to go without insurance for long spells of time, and what difference time without coverage makes in terms of access to and utilization of care. Fact Sheet (.pdf) Link to Policy Brief: Is Lack of Coverage a Short- or Long-Term Condition?

  • Getting Behind the Numbers on Access to Care

    Report

    A national telephone survey, conducted by researchers at the Harvard School of Public Health, the Kaiser Family Foundation and the National Opinion Research Center, of 3,993 randomly selected U.S. adults between February and April 1995. The questions probed for three events in the prior year: an episode of being uninsured, problems getting medical care, and/or problems paying medical bills. The 1,234 adults (31% of respondents) who said they had at least one of the three…

  • Incremental Ways to Cover the Uninsured

    Other Post

    The Kaiser Commission co-sponsored a policy briefing on America's uninsured population and potential models for coverage expansion. Expanding public programs and providing tax credits are both being discussed as ways to cover some of the 42 million uninsured Americans. A link to the webcast and related resources is provided. Webcast of Policy Briefing

  • Making Medicare Work Better

    Report

    This report by the Institute for Medicare Practice at Mount Sinai School of Medicine takes a hard look at the operational challenges facing Medicare and considers incremental, structural changes to improve the management of the Medicare program from the standpoint of beneficiaries and providers. Based on interviews with key experts and Medicare stakeholders including representatives of beneficiaries, hospitals, physicians and other providers of care, as well as current and former Congressional and Administration staff, the…

  • Expanding Health Insurance Through Tax Reform

    Report

    This paper discusses the impacts of the Heritage Foundation proposal for expanding health insurance coverage. Under the proposed tax reform, the employer tax exclusion and all other deductions for health-related expenses would be repealed. A new refundable tax credit would be created for unreimbursed medical expenses. This paper is part of the Kaiser Incremental Health Reform Project. Issue Paper

  • Health Insurance Coverage of Low-Wage Workers

    Fact Sheet

    This fact sheet summarizes the reasons why low-wage workers are less likely to have employer-sponsored health insurance than workers with higher incomes and therefore, are more likely to be uninsured. Fact Sheet

  • The Uninsured & Access to Health Care

    Fact Sheet

    The Uninsured and Their Access to Health Care Drawing on data from the updated Uninsured in America: A Chart Book (May 2000), this fact sheet outlines the problem of the uninsured in America, providing data on the growing number of uninsured Americans and a profile of the uninsured population. It also explores causes of uninsurance and synthesizes studies on the effects of going without health coverage. Fact Sheet

  • Medicaid and Welfare Reform: States’ Use of the $500 Million Federal Fund

    Report

    This report reviews how states have responded to the $500 million federal fund that was created by the federal welfare reform legislation in 1996 to help states maintain Medicaid coverage for individuals affected by welfare reform. State Medicaid officials were asked whether they have drawn down federal funds from the $500 million fund; to describe the factors that influenced their decision; and what activities they are supporting with the additional federal monies. The paper describes…

  • Medicaid’s Role for Low-Income Medicare Beneficiaries

    Fact Sheet

    Medicaid's Role for Low-Income Medicare Beneficiaries An overview that identifies low-income Medicare beneficiaries (dual eligibles), how Medicaid can provide care for them, and the challenges to accessing care. Fact Sheet: Medicaid's Role for Low-Income Medicare Beneficiaries