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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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  • Federal Budget Chartbook 2001

    Report

    A new chart book examines Fiscal Year 2002 budget proposals by President Bush and Congress, focusing on their impact on health programs. It provides both an examination of how health care programs fit into the overall U.S. budget and a review of past budget trends and future projections for government health care programs. Chartbook

  • The Southern Institute on Children and Families: Uninsured Children in the South

    Report

    Second Report The Southern Institute on Children and Families released the first report on Uninsured Children in the South in November 1992. The report provided estimates of uninsured children by state with age and income breakouts related to Medicaid. This is the second report on Uninsured Children in the South. It provides estimates of uninsured children in each southern state from two perspectives: number of uninsured children in 1993 with percent of uninsured children by…

  • Pulling It Together: The Repeal Trap?

    Perspective

    Almost a year into an often acrimonious health reform debate, we stand poised for near certain passage of historic health reform legislation. Yet, somewhat perplexingly, there's now talk about whether a law that has not even been enacted might actually be repealed and reporters have been calling asking what the chances of repeal may be. I have a very hard time imagining any scenario for repeal unfolding. Calls for repeal have much to do with…

  • A Challenge for States: Assuring Timely Access to Optimal Long-Term Services and Supports in the Community

    Issue Brief

    The Medicaid program is a major payer for long-term services and supports (LTSS) in the United States, accounting for 40 percent of total spending for long-term services and supports. The federal government has played an active role in sponsoring initiatives to promote a shift to community-based care; and evidence from several states suggests that providing care in the community can be less expensive than providing institutional care. The Affordable Care Act (ACA) provides incentives for…

  • Massachusetts Health Care Reform Plan – An Update

    Fact Sheet

    Massachusetts' law to cover their uninsured population combines an individual mandate on the purchase of health insurance with government subsidies to ensure affordability. Full implementation of the plan is expected by July 1, 2007. This fact sheet summarizes the plan and its implications. Fact Sheet (.pdf)

  • Resuming the Path to Health Coverage for Children and Parents: A 50-State Update on Eligibility Rules, Enrollment and Renewal Procedures, and Cost-Sharing Practices in Medicaid and SCHIP in 2006

    Poll Finding

    Maintaining and expanding health coverage for children and parents will likely be in the forefront of health care policy debates in Washington and state capitols in 2007. With states generally in better financial shape since the fiscal crisis earlier in the decade, many have expressed interest in improving access to their Medicaid and State Children’s Health Insurance Programs (SCHIP). A new 50-state survey shows that one-third of states (17) increased access to health coverage in…

  • Giving Voice to the People of New Orleans: The Kaiser Post-Katrina Baseline Survey

    Poll Finding

    This house-to-house survey of people living in the New Orleans area examines the ongoing struggles of residents seeking to recover from the Hurricane Katrina disaster, including a detailed look at differences in views and experiences by race. Designed and analyzed by researchers at the Kaiser Family Foundation, the survey provides a portrait of the enormous needs of the population in order to inform recovery efforts and policy development on the Gulf Coast and in Washington.…

  • NPR/Kaiser/Harvard Survey: Public Views on SCHIP Reauthorization: Chartpack

    Poll Finding

    This chartpack presents key findings from an October 2007 survey conducted jointly by NPR, the Kaiser Family Foundation, and the Harvard School of Public Health on the public’s views and opinions of the State Children’s Health Insurance Program and the pending legislation surrounding its reauthorization. Chartpack (.pdf)

  • Chartpack: Kaiser Health Tracking Poll — April 2009

    Poll Finding

    This document contains the chartpack from the April Health Tracking Poll. The survey was designed and analyzed by public opinion researchers at the Kaiser Family Foundation and was conducted April 2 through April 8, 2009, among a nationally representative random sample of 1,203 adults ages 18 and older. Telephone interviews conducted by landline (902) and cell phone (301, including 98 who had no landline telephone) were carried out in English and Spanish. The margin of…

  • Resources Examine Recession-Driven Record Medicaid Enrollment and Assess Medicaid Spending Growth

    Fact Sheet

    Three papers from the Foundation's Commission on Medicaid and the Uninsured examine Medicaid enrollment and spending during the recent recession. The analyses show Medicaid enrollment rose above 50 million people nationally for the first time in 2010, reflecting the program’s counter-cyclical role of helping people who become uninsured when the economy falters, with many turning to Medicaid after losing jobs and employer-based health insurance. Without access to Medicaid coverage, millions more people who suffered economic…