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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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  • Immigration Reform and Access to Health Coverage: Key Issues to Consider

    Issue Brief

    The Obama administration and a bipartisan group of U.S. senators recently released blueprints for immigration reform proposals that include a roadmap to citizenship for the 11 million undocumented immigrants currently residing in the United States. Subject to meeting specified requirements, these individuals would be able to apply for a provisional lawful status.

  • Filling the Gaps: Dental Care, Coverage and Access

    Event Date:
    Event

    While the Affordable Care Act is expected to expand public and private coverage for children when it takes effect in 2014, significant gaps will remain, especially for low-income adults age 21 and older. This June 19, 2012, a public forum at the Foundation's Washington, D.C.

  • Women’s Health Quiz: Health Coverage and the Affordable Care Act

    Feature

    Health insurance coverage is a critical factor in making health care accessible to women—women with health coverage are more likely to obtain needed preventive, primary, and specialty care services. Test your knowledge of women’s health coverage and the effect of the Affordable Care Act on women with our ten-question quiz.

  • California Health Care Chartbook: Key Data and Trends

    Report

    This chartbook provides California and U.S. data and trend analysis on a broad range of health system and financing indicators, including demographics and health status data, insurance coverage and the uninsured, employer health insurance premiums and offer rates, Medicaid and Medicare enrollment and spending, and health care industry trends. Chartbook (.

  • Comparison of Medicaid Provisions in Deficit-Reduction Proposals

    Issue Brief

    In response to mounting concern about the nation’s rising debt and deficit, and increasing apprehension about the federal budget, prominent leaders and various commissions have come forward with recommendations to strengthen the economy and bolster the nation’s fiscal health.

  • Women at Risk: A View from the Safety Net

    Video

    This video provides a snapshot of the Arlington (Va.) Free Clinic where, four times a month, medical personnel provide care and screenings exclusively to women. The video explores the hurdles that uninsured women face in accessing health care and the social issues, including work and family responsibilities, that create challenges for them. It is a companion to the report, “Putting Women’s Health Care Disparities On The Map: Examining Racial and Ethnic Disparities at the State Level.”