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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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  • Pulling it Together: Seniors and Health Reform

    Perspective

    It is widely believed that seniors are antsy about the new health reform law. And there is heightened interest in how seniors feel about the law in the political world because they are more likely to vote in midterm elections.

  • Kaiser Health Tracking Poll — January 2010

    Feature

    The January Kaiser Health Tracking Poll finds that Americans are divided over congressional health reform proposals, but also that large shares of people, including skeptics, become more supportive after being told about many of the major provisions in the bills.

  • Where are California’s Uninsured Now? Wave 2 of the Kaiser Family Foundation California Longitudinal Panel Survey

    Report

    This second wave of the Kaiser Family Foundation's California uninsured survey assesses the impact of the Affordable Care Act to date on state residents who were uninsured prior to open enrollment. The results capture the share of previously uninsured Californians who gained coverage or remained uninsured, how they feel about and interact with their new coverage options and what barriers to getting insurance remain. The report examines breakouts by race, coverage type, and other demographic factors.

  • Rising Unemployment and the Uninsured

    Fact Sheet

    A brief policy analysis (revised as of January 2002) examines the relationship between the unemployment rate and increases in the uninsured and finds that for every percentage point increase in the unemployment rate, 1.2 million people will become uninsured.

  • Web Briefing: What Worked, What’s Next? Strategies in Four States Leading ACA Enrollment Efforts

    Event Date:
    Event

    On Monday, July 28, the Kaiser Family Foundation held an interactive web briefing to examine the experiences and lessons of four states -- Colorado, Connecticut, Kentucky, and Washington -- that each established state-based Marketplaces, expanded their Medicaid programs, and successfully enrolled eligible individuals into Medicaid and Marketplace coverage under the ACA.

  • Health Challenges for the People of New Orleans

    Poll Finding

    Health Challenges for the People of New Orleans This analysis of a household survey of Greater New Orleans area residents conducted in Fall 2006 examines the health care status of the adult population and details their health coverage and access to health care services after the disaster. News Release Full Report (.pdf) Executive Summary (.