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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 >>

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.

State Health Facts: Health Coverage & the Uninsured

Get data on health insurance status for the population overall and broken down by age, gender, and income. More than 800 up-to-date health indicators at the state level can be mapped, ranked, and downloaded through State Health Facts.

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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  • Express Lane Eligibility: How to Enroll Large Groups of Eligible Children in Medicaid and CHIP

    Report

    This issue paper explores the potential for increasing enrollment in children's health insurance programs through "Express Lane Eligibility." Express Lane Eligibility is the accelerated enrollment of low-income uninsured children already participating in other income-comparable publicly funded programs, such as WIC or school lunch, into Medicaid or CHIP. The paper reviews Express Lane Eligibility's potential impact on Medicaid and CHIP enrollment, analyzes different models, discusses key challenges with implementation, and suggests steps states and localities can…

  • Long-Term Care:  Medicaid’s Role and Challenges

    Issue Brief

    Long-Term Care: Medicaid's Role and Challenges This Policy Brief examines Medicaid's role in providing long-term care services. It describes long-term care services, the population that needs these services, and how people get long-term care services. It provides an overview of health insurance coverage of persons with long-term care needs and describes both Medicare's and Medicaid's role in providing these services. It also examines some of the policy issues and challenges involved in providing long-term care…

  • The Kaiser Project on Incremental Health Reform

    Other Post

    In November 1996, the Kaiser Family Foundation initiated a project to examine different strategies for expanding health insurance coverage to America's growing uninsured population. The Foundation asked two leading health policy experts with experience in Democratic and Republican leadership roles, Judith Feder and Sheila Burke, to direct the project's work in considering and evaluating the potential for, and likely impact of, alternative incremental reform options. This continuing effort has made important contributions to the public…

  • Options for Expanding Health Insurance Coverage: Report on a Policy Roundtable

    Report

    This paper is a summary of a 1999 policy conference, The Kaiser Incremental Health Reform Project, which highlighted both the policy and politics of incrementalism. This paper identifies issues and tradeoffs associated with alternative approaches to expanding health insurance coverage-including enactment and implementation of CHIP and further coverage expansions through public programs and tax credits for the purchase of private health insurance. ISSUE BRIEF Download

  • 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…

  • 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…

  • Insurance Market Reforms and the Individual Insurance Marketplace: Implications for Coverage Expansions

    Report

    Proposals that attempt to expand coverage in the private individual insurance market will only work if private insurance is available and affordable. This paper describes how the current individual marketplace will affect the ability of such proposals to assure equitable access to affordable coverage. This paper is part of the Kaiser Incremental Health Reform Project. Issue Paper

  • Expansions in Public Health Insurance and Crowd-Out: What the Evidence Says

    Report

    Enactment of the Children's Health Insurance Program has been accompanied by concerns that new coverage will "crowd out" private health insurance coverage. Part of the Kaiser Incremental Health Reform Project, this paper reviews existing empirical literature on the magnitude of crowd-out and discusses implications for CHIP. Issue Paper

  • The New Child Health Insurance Program: A Carefully Crafted Compromise

    Report

    This paper explores the major policy compromises embodied in the CHIP program. It focuses on two areas: the relative control of the federal and state governments over the program, and the design of the program in relation to the private, employer-based health insurance market.This paper is part of the Kaiser Incremental Health Reform Project. Issue Brief (.pdf)

  • Public Subsidies and Private Markets: Coverage Expansions in the Current Insurance Environment

    Report

    Many proposals for incremental expansion of health insurance coverage would provide subsidies for the purchase of nongroup policies. This paper assesses how subsidy options might play out in regulated or unregulated markets and explores the possible trade-off between two distinct policy goals: maximizing the absolute number of families with insurance or maximizing access for the highest-risk families. This paper is part of the Kaiser Incremental Health Reform Project. Issue Paper