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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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  • Chartpack: The Public’s Health Care Agenda

    Poll Finding

    These charts highlight data from The Public’s Health Care Agenda for the New Congress and Presidential Campaign, conducted jointly by the Kaiser Family Foundation and the Harvard School of Public Health between November 9 and 19, 2006.

  • Preserving Recent Progress for Health Coverage of Children and Parents: New Tensions Emerge

    Report

    The latest survey of eligibility rules and enrollment and renewal procedures in all 50 states and the District of Columbia in their Medicaid and SCHIP programs for children and parents. It reflects changes states implemented between January 2002 and April 2003. The current survey also solicited information about states premiums and cost-sharing practices.

  • Survey of Hurricane Katrina Evacuees

    Report

    To give voice to people whose lives have been devastated by Hurricane Katrina and the ensuing floods, The Washington Post, the Kaiser Family Foundation, and the Harvard School of Public Health conducted a unique survey of evacuees in shelters in the Houston area.

  • Key Facts: States Most Affected by Hurricane Katrina

    Fact Sheet

    Key Facts: States Most Affected by Hurricane Katrina A side-by-side comparison of key demographics and health coverage statistics of the states most affected by Hurricane Katrina. Fact Sheet (.

  • Addressing the Health Care Impact of Hurricane Katrina

    Issue Brief

    This issue paper is an effort to begin an assessment of health care needs in the wake of Hurricane Katrina and to review some of the policy options available to the federal government to ensure access to health care for those affected by Katrina.

  • Striving to Make Ends Meet:  Low-Income Families’ Finances and Health Coverage

    Other Post

    Striving to Make Ends Meet: Low-Income Families’ Finances and Health Coverage The Kaiser Commission on Medicaid and the Uninsured released new reports and held a policy briefing on the challenges and tradeoffs low-income families face when dealing with their budgets and the implications for health coverage.