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How Much and Why ACA Marketplace Premiums Are Going Up in 2026

This analysis of initial rate filings from all 50 states and DC shows ACA Marketplace insurers are proposing a median premium increase of 18% for 2026, more than double last year’s 7% median proposed increase. The analysis includes proposed rate changes by state and insurer.

Data and analysis

The Uninsured Population 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.

How Many Uninsured Are in the Coverage Gap?

This analysis estimates that 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 coverage ACA's Marketplaces affordable to them.

Key Facts about the Uninsured Population

The number of people ages 0-64 who were uninsured held steady at 25.3 million in 2023, although the number of uninsured children rose from 3.8 million to 4.0 million. Most uninsured people are in low-income families and have at least one worker in the family.

How the Unwinding Affected Enrollees

Over half who were disenrolled say they put off needed medical care while trying to renew Medicaid. Overall, 19% of adults who had Medicaid prior to the start of unwinding say they were disenrolled at some point in the past year. Of this group, a large majority (70%) were left at least temporarily uninsured.

The uninsured: How costs affect care and health, 2023

Latest Polling
8%

Percent of adults who reported not having health insurance
55%

Percent of uninsured adults who reported delaying or forgoing some form of health care due to cost
19%

Percent of uninsured adults who report that they or a family member had difficulty paying medical bills
38%

Percent of uninsured adults who reported not having a usual source of care (vs. 8% of insured adults)
Peterson-KFF Health System Tracker

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  • SCHIP Administration and Accountability

    Report

    The third in a series of reports on implementation issues and challenges in the first year of S-CHIP finds that non-Medicaid S-CHIP programs faced more administrative challenges. Success with enrollment appeared primarily related to administrative decisions, including a lower band of S-CHIP income eligibility, and the lack of premiums.

  • The Cost of Not Covering the Uninsured: Project Highlights

    Other Post

    The Cost of Not Covering the Uninsured: Project Highlights This brief summarizes the Cost of Not Covering the Uninsured Project's first three analyses and reports by Jack Hadley and John Holahan of The Urban Institute.

  • A Study of Media Coverage of Health Policy 1997-2000

    Poll Finding

    The debate over President Clinton's national health care reform plan put health care policy at the forefront of the national agenda in 1993 and 1994. After the end of that debate, it remained to be seen whether or not health policy would hold the media's and the public s interest to the same degree.

  • Seniors and Prescription Drugs: An 8-State Survey

    Report

    A new study conducted by researchers at Tufts-New England Medical Center, the Henry J. Kaiser Family Foundation, and the Commonwealth Fund, reports results from a 2001 survey of 10,927 noninstitutionalized seniors in eight geographically diverse states: California, Colorado, Illinois, Michigan, New York, Ohio, Pennsylvania, and Texas.

  • Medicaid: Issues and Challenges

    Event

    Diane Rowland, executive vice president of the Kaiser Family Foundation and executive director of the Kaiser Commission on Medicaid and the Uninsured, testified to the U.S. House Energy and Commerce Committee's Subcommittee on Health on the issues and challenges facing Medicaid in providing health and long-term care coverage for the low-income population. Testimony (.

  • Health Insurance Coverage in America: 2001 Data Update

    Report

    Health Insurance Coverage in America: 2001 Data Update This chartbook provides year 2001 data on health insurance coverage, with special attention to the uninsured. It includes trends and major shifts in coverage and a profile of the uninsured population. Chartbook A link to additional state-specific data on the uninsured at State Health Facts.

  • Getting Behind the Numbers on Access to Care

    Report

    A national telephone survey, conducted by researchers at the Harvard School of Public Health, the Kaiser Family Foundation and the National Opinion Research Center, of 3,993 randomly selected U.S. adults between February and April 1995.