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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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  • SCHIP Program Enrollment: June 2003 Update

    Report

    This SCHIP enrollment report finds that overall enrollment growth is slowing and enrollment declined in 13 states. It also found that some states are capping enrollment and a handful of sates are reducing eligibility and benefits under SCHIP. Report (.pdf)

  • A Profile of American Indians and Alaska Natives and Their Health Coverage

    Issue Brief

    A Profile of American Indians and Alaska Natives and Their Health Coverage This brief examines the health coverage, access to care and health status of American Indians and Alaska Natives across the country. Although the U.S. government has an established responsibility through tribal agreements to provide health care services to members of federally recognized Indian tribes, many American Indians and Alaska Natives lack access to health care. The brief gives an overview of the some…

  • Chartpack: Kaiser Health Tracking Poll — September 2009

    Poll Finding

    This document contains the chartpack from the September Health Tracking Poll. The survey was designed and analyzed by public opinion researchers at the Kaiser Family Foundation and was conducted August 4 through August 11, 2009, among a nationally representative random sample of 1,203 adults ages 18 and older. Telephone interviews conducted by landline (801) and cell phone (402, including 123 who had no landline telephone) were carried out in English and Spanish. The margin of…

  • Today’s Topics In Health Disparities: Is the Health Care System Ready for Health Reform?

    Event Date:
    Event

    On Wednesday, November 4, at 1 p.m. ET, this Today's Topics In Health Disparities live webcast examined how ready the health care system is for the influx of newly covered individuals that health reform aims to deliver. In the health care proposals being considered by Congress, changes to Medicaid alone could mean as many as 15 million people would become newly eligible for the program and many live in medically underserved areas. The program will…

  • Improving Access to Adult Primary Care in Medicaid: Exploring the Potential Role of Nurse Practitioners and Physician Assistants

    Issue Brief

    The inadequate supply of primary care providers is among the major challenges facing the U.S. health care system. Sixty-five million people live in areas designated by the federal government as having a shortage of primary care providers. Under the Patient Protection and Affordable Care Act (ACA), the pressures on access are certain to grow as millions of newly insured people enter the health care system. By 2020, the U.S. will face an estimated shortage of…

  • Webcast: New CMS Estimates of State-by-State Health Expenditures

    Event Date:
    Event

    The Kaiser Family Foundation held a live interactive webcast on December 7, 2011, to discuss trends in state health care expenditures and the implications for national and state efforts to constrain health care costs. The webcast examines new state-by-state estimates of public and private health spending from the Centers for Medicare and Medicaid Services (CMS) published in the online journal, Medicare and Medicaid Research Review. An expert panel offers perspectives on the trends within and…

  • New Publications on Immigrant Health Care and Linguistic Access

    Fact Sheet

    In 2000, there were over 32 million foreign-born residents in the U.S. Immigrants often face barriers to health coverage and health services. The disparities confronting immigrants can be similar to those faced by low-income working families generally, but immigrants also face other barriers, including linguistic issues and eligibility changes that have limited their ability to qualify for Medicaid. These new or updated publications address issues related to how race, immigration status, and language affect insurance…

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

    Poll Finding

    This May 2007 Kaiser Family Foundation report is the first of several that will track the progress and challenges facing people living in the New Orleans area in the aftermath of Hurricane Katrina. To conduct the study, a team of 41 interviewers visited 456 randomly selected census areas, documented the physical condition of nearly 17,000 housing locations and completed interviews with 1,504 randomly chosen adults living in the four parishes between September and November 2006.…