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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 >>

Latest News

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  • Additional Resources on Hurricane Katrina Relief

    Other Post

    U.S. Department of Health & Human Services (HHS)http://www.hhs.gov/katrina/index.html HHS Resources Targeting Minority Communitieshttp://www.os.dhhs.gov/news/press/2005pres/20050930a.html Congressional Hearings and Resources: Hearing: Hurricane Katrina: Community Rebuilding Needs and Effectiveness of Past Proposalshttp://finance.senate.gov/sitepages/hearing092805.htm Hearing: Assessing Public Health and the Delivery of Care in the Wake of Katrinahttp://energycommerce.house.gov/108/Hearings/09222005hearing1643/hearing.htm Senate Committee Reports and Other Information About Hurricane Katrinahttp://help.senate.gov/katrina.htm Centers for Medicare & Medicaid Services (CMS)http://www.cms.hhs.gov/katrina/ Social Security Administration (SSA)http://www.ssa.gov/emergency/ Federal Emergency Management Agency (FEMA)http://www.fema.gov/ Food and Nutrition Service (FNS)http://www.fns.usda.gov/disasters/disaster.htm U.S. Department of…

  • Few Uninsured Know Date of Pending Deadline for Obtaining Marketplace Coverage; Many Say They Will Get Coverage Soon, Though Cost is a Concern

    News Release

    Most Democrats Like Medicare-for-All, But Very Few Say the Issue Will Drive Their Votes in the 2016 Elections Similar to Last Month, More Hold Unfavorable Views of the ACA than Favorable Ones The Affordable Care Act's third open enrollment period will end on Jan. 31, but the latest Kaiser Health Tracking Poll finds that only a small share of people without health insurance realize it. Just 7 percent of the uninsured correctly identify January as…

  • Covering the Remaining Uninsured: Not Just a Red-State Issue

    News Release

    In his latest column for The Wall Street Journal’s Think Tank, Drew Altman explains why covering the nation’s remaining uninsured population is more than just a red state issue. All previous columns by Drew Altman are available online.  

  • The Affordable Care Act Doesn’t Rank Highly As an Issue for Voters in the Presidential Primaries

    News Release

    Despite Anecdotal Reports about Narrow Networks, 87% of Working-Age Adults with Insurance Are Satisfied With Their Plan's Choice of Doctors; 12% Say They Had to Change Doctors in Past Year As the ACA's Open Enrollment Nears End, Most of Those Who Remain Uninsured Are Disengaged While this month Congress passed and President Obama vetoed legislation to repeal the Affordable Care Act, voters nationally aren't focused on the law in this year's presidential election, the latest…

  • Health Care in Puerto Rico and the U.S. Virgin Islands: A Six-Month Check-Up After the Storms (Event)

    Event Date:
    Event

    Six months after Hurricanes Irma and Maria battered Puerto Rico and the U.S. Virgin Islands, the U.S. territories continue to struggle with crippled infrastructure, faltering economies and an exodus of their populations to the continental U.S.  On Monday, March 19, 2018, the Kaiser Family Foundation held a public briefing to examine the status of the recovery on the islands, with a focus on how their health care systems are doing and the likely impact of…

  • 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…

  • Native Americans and Medicaid: Coverage and Financing Issues – Report

    Report

    Native Americans and Medicaid:Coverage and Financing Issues Prepared by Andy Schneider and JoAnn Martinez, The Center on Budget and Policy Priorities for The Kaiser Commission on the Future of Medicaid December 1997 Table Of ContentsHighlights ii I: Background On Native American Health Care 1 II: Medicaid's Role For Native Americans 4 1. Medicaid as a Source of Health Coverage 4 2. Medicaid as a Source of Revenue for Hospitals and Clinics 6 3. Medicaid and…

  • Assessing Tax Subsidies to Cover the Uninsured

    Other Post

    Tax Reform to Expand Health Coverage: Administrative Issues and ChallengesPrepared for the Kaiser Family Foundation by Jack Meyer of the Economic and Social Research Institute, this report analyzes the administrative and implementation issues associated with expanding tax subsidies for the purchase of private health insurance. Recent Tax Proposals to Increase Health Insurance CoverageThis report, written by Deloitte & Touche LLP, includes a side-by-side analysis of recent tax proposals by Members of Congress and various health…

  • Ensuring Linguistic Access in Health Care Settings: An Overview of Current Legal Rights and Responsibilities

    Report

    In order to ensure access to care for limited English proficient residents, there are a number of federal and state laws and policies that compel publicly funded health care programs and activities to provide language access. This report focuses on the language access responsibilities of health care and coverage providers pursuant to federal civil rights laws. Report (.pdf)