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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 >>

Data and analysis

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.

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 tax credits that would make ACA coverage affordable to them.

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.

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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  • Managed Care and Low-Income Populations: Four Years’ Experience with the Oregon Health Plan

    Report

    This report updates an earlier study of Oregon's experience with restructuring their Medicaid programs. It is one of a series of reports from The Kaiser/Commonwealth Low-Income Coverage and Access Project. This project examines how changes in the Medicaid Program have affected health insurance coverage and access to care for the low-income population in eight states: Maryland, California, Florida, Minnesota, New York, Oregon, Tennessee and Texas. Report

  • Racial and Ethnic Disparities in Access to Health Insurance and Health Care

    Fact Sheet

    Racial and ethnic groups in the United States continue to experience major differences in health status compared to the majority white population. Although many factors affect health status, the lack of health insurance and other barriers to obtaining health services markedly diminish minorities' use of both preventive services and medical treatments. This report, produced in collaboration with the UCLA Center for Health Policy Research, examines health insurance coverage and access to physician services among African…

  • The Medicaid Eligibility Maze: Coverage Expands, but Problems Persist

    Report

    This report examines Medicaid eligibility policies and operations in five states - California, Colorado, Florida, Minnesota and Wisconsin - following initial changes introduced by the Personal Responsibility and Work Opportunity Reconciliation Act (PRWORA) of 1996 and the new Children's Health Insurance Program (CHIP). The study findings suggest that eligibility policy expansions alone may not prevent Medicaid enrollment declines. The report discusses several problem areas affecting Medicaid eligibility and enrollment operations including challenges in severing Medicaid…

  • 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

  • The Cost of Not Covering the Uninsured: Project Highlights

    Other Post

    The Cost of Not Covering the Uninsured: Project Highlights This brief summarizes the Cost of Not Covering the Uninsured Project's first three analyses and reports by Jack Hadley and John Holahan of The Urban Institute. It covers the consequences of being uninsured, how much the nation already spends on care for the uninsured, and the cost of new medical care spending if the uninsured were covered. Project Highlights

  • Trends and Indicators in the Changing Health Care Marketplace 2002

    Report

    This chartbook provides information on key trends in the health care marketplace including health spending, the structure of the health care marketplace, and health plan and provider relationships. It highlights data on health plan enrollment, premiums, and benefits, and the implications of health market trends for consumers and the safety net. Chartbook (.pdf)

  • An Analysis of Reforming Medicare Through a ‘Premium Support’ Program

    Report

    An Analysis of Reforming Medicare Through a 'Premium Support' Program This report examines one of the leading approaches to reforming the Medicare program, known as premium support. Under this model, the current Medicare program would be replaced by a system of competing public and private health plans, and the federal government would pay a set amount per beneficiary. The authors conclude that, while premium support could potentially improve Medicare's efficiency and improve quality, traditional Medicare…

  • Is Lack of Coverage a Short- or Long-Term Condition?

    Issue Brief

    This paper produces alternative estimates of the numbers of uninsured and explores the distribution of the duration of uninsured spells for people who lacked coverage at some time during a 12-month period. Policy Brief Link to fact sheet, Lack of Coverage: A Long-Term Problem for Most Uninsured