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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.

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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  • CHIP TIPS Series Focuses On New Opportunities For Covering Children Under Medicaid and CHIP

    Issue Brief

    This series of implementation briefs called “CHIP Tips” examines new opportunities for covering children following the reauthorization and expansion of CHIP in February 2009. Together Medicaid and CHIP provide coverage for more than one in four children in the U.S., yet many others remain eligible but uninsured. The series, which explores a range of topics, is jointly produced by the Kaiser Family Foundation’s Commission on Medicaid and the Uninsured and the Center for Children and…

  • Key Findings: Kaiser Health Tracking Poll — April 2009

    Poll Finding

    This document contains the key findings 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…

  • Implementing the ACA’s Medicaid-Related Health Reform Provisions After the Supreme Court’s Decision

    Issue Brief

    On June 28, 2012, the U.S. Supreme Court upheld the constitutionality of the Affordable Care Act (ACA). A majority of the Court also found the ACA’s Medicaid expansion unconstitutionally coercive of states, while a different majority of the Court held that this issue was fully remedied by limiting the Health and Human Services (HHS) Secretary’s enforcement authority. The practical effect of the Court's decision makes the Medicaid expansion optional for states. This brief addresses questions…

  • Coverage of Preventive Services for Adults in Medicaid

    Issue Brief

    This brief highlights data from a survey of coverage of 42 recommended preventive services for adults in Medicaid fee-for-service programs as of October 2010. Medicaid programs must cover preventive services for children as part of the Early Periodic Screening, Diagnosis and Treatment (EPSDT) benefit, but generally are not required to cover such services for adults. The Affordable Care Act (ACA) provides states the opportunity to earn a one percentage point increase in their federal matching…

  • Covering the Uninsured:  Growing Need, Strained Resources

    Fact Sheet

    Covering the Uninsured: Growing Need, Strained Resources This summary of key findings provides an overview of studies examining trends in health coverage and federal spending on the health care safety net. Fact Sheet (.pdf)

  • The Role of Employer-Sponsored Health Coverage for Immigrants: A Primer

    Issue Brief

    Access to employer-sponsored health insurance is declining for all families living in the United States, and this problem is especially acute for immigrant families. Employer-sponsored coverage is a particularly important source of insurance for immigrant families since their eligibility for public coverage through Medicaid and the State Children’s Health Insurance Program (SCHIP) is restricted. This primer examines the role of employer-based coverage for immigrants and the specific hurdles they face in obtaining this coverage. Issue…

  • Toplines: National Survey of Households Affected by Cancer

    Poll Finding

        These toplines provide the complete survey questions and findings from the National Survey of Households Affected by Cancer conducted jointly by USA Today, the Kaiser Family Foundation and the Harvard School of Public Health by telephone between Aug. 1 and Sept. 14, 2006. The survey provides an in-depth look at how families cope with cancer, and in particular, examines problems of health insurance and health care costs through the lens of those who…

  • CHIP TIPS: New Federal Funding Available to Cover Immigrant Children and Pregnant Women

    Issue Brief

    This brief examines a new option under the Children's Health Insurance Program Reauthorization Act of 2009 that allows states to receive federal funds for providing Medicaid and CHIP coverage to lawfully residing immigrant children and pregnant women regardless of when they entered the country. Previously, states had been prohibited from using federal Medicaid or CHIP funds to cover legal immigrants who had been in the country fewer than five years. The brief, the fifth installment…

  • Assessing the Risk of Becoming Uninsured After Leaving a Job: A Look at the Data

    Fact Sheet

    This fact sheet examines the impact of unemployment on health insurance coverage by using data from 2004 to 2007 (before the current recession) to assess the increased risk of becoming uninsured among those who are no longer employed. It finds that more than one-third of individuals who stopped working and left a job that previously provided them with employer-sponsored health insurance became uninsured for six consecutive months or more after leaving their job. By comparison,…

  • Putting Men’s Health Care Disparities on the Map: Examining Racial and Ethnic Disparities at the State Level

    Report

    This Kaiser Family Foundation report finds that men of color in almost every state continue to fare worse than white men on a variety of measures of health, health care access and other social determinants of health. It documents the persistence of such disparities between white men and men of color -- and among different groups within men of color -- on 22 indicators of health and well-being, including rates of diseases such as AIDS,…