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The ACA Marketplace

2025 KFF Marketplace Enrollees Survey

In 2025, about one in three ACA enrollees said they would be “very likely” to look for a lower-premium Marketplace plan If their premium payments doubled.

Cost Concerns and Coverage Changes: A Follow-Up Survey of ACA Marketplace Enrollees

Following the expiration of the enhanced premium tax credits for people with Affordable Care Act (ACA) Marketplace plans, a new KFF follow-up survey of the same Marketplace enrollees KFF surveyed in 2025 finds half (51%) of returning enrollees say their health care costs are “a lot higher” this year compared to last year, including four in 10 who specifically say their premiums are “a lot higher.”

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POLLING

Tracking the Public’s Views on the ACA

While overall opinion of the Affordable Care Act has been more favorable than unfavorable since 2017, there remain deep partisan divides. See how public opinion on the ACA has changed from the inception of the law to the present. This interactive tool highlights key moments when views shifted and trends based on party identification, income, age, gender, and race/ethnicity.
DATA

Marketplace Enrollment is Down in 2026—But All of the Data Isn’t in Yet

ANALYSIS

Higher Premium Payments or Higher Deductibles: The ACA's Tradeoffs

QUIZ

Test Your Knowledge of the Affordable Care Act

ANALYSIS

Competition Increased in Individual Market But Fell in Fully Insured Group Markets

Timely insights and analysis from KFF staff

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  • Kaiser Health Tracking Poll: October 2014

    Feature

    In the final Kaiser Health Tracking Poll before the 2014 midterm elections in November, the Affordable Care Act (ACA) continues to be just one of several issues on voters’ minds. Less than 1 in 10 registered voters identify the ACA as the most important issue to their vote, ranking behind the economy, dissatisfaction with government, education and the situation in Iraq and Syria. With the ACA’s second open enrollment period approaching, the poll also finds…

  • Nine in Ten Uninsured Unaware that the Affordable Care Act’s Second Open Enrollment Period Starts in November

    News Release

    Most of Those Without Health Coverage Report Knowing Little or Nothing About the Insurance Marketplaces or About the Financial Assistance Available to Low- and Moderate-Income Families Broader Public Opinion on the Law Still Tilts Unfavorably, Though Gap Has Narrowed Since July and Returned to Pre-Rollout Levels With the second annual open enrollment period under the Affordable Care Act set to begin Nov. 15, the latest Kaiser Family Foundation tracking poll finds major gaps in the…

  • Implementing the ACA: Medicaid Spending & Enrollment Growth for FY 2014 and FY 2015

    Issue Brief

    This report provides an overview of Medicaid financing and Medicaid spending and enrollment growth with a focus on state fiscal years 2014 and 2015 (FY 2014 and FY 2015.) Findings are based on interviews and data provided by state Medicaid directors as part of the 14th annual survey of Medicaid directors in all 50 states and the District of Columbia conducted by the Kaiser Commission on Medicaid and the Uninsured (KCMU) survey with Health Management…

  • Challenges for the Next Obamacare Open Enrollment

    From Drew Altman

    In this column for The Wall Street Journal’s Think Tank, Drew Altman pinpoints the Affordable Care Act’s five biggest challenges heading into the second open enrollment period.

  • Report Provides Insights from Consumer Assisters on Improving Affordable Care Act’s Next Open Enrollment

    News Release

    A new report from the Kaiser Family Foundation and Robert Wood Johnson Foundation captures insights from those who helped consumers navigate the Affordable Care Act's first open enrollment period, including lessons for the second , which is set to start Nov. 15. “Taking Stock and Taking Steps: A Report from the Field after the First Year of Marketplace Consumer Assistance Under the ACA” draws on the experiences of 80 program leaders who participated in a…

  • Taking Stock and Taking Steps: A Report from the Field after the First Year of Marketplace Consumer Assistance under the ACA

    Report

    This report summarizes experiences of Marketplace assistance programs as they helped consumers enroll in coverage during the first Open Enrollment period under the Affordable Care Act. Insights about what worked and where improvements could help are drawn from discussions of assisters and other experts who participated in a Consumer Assistance Roundtable, jointly sponsored by the Kaiser Family Foundation and the Robert Wood Johnson Foundation in June, 2014.

  • Why Public Interest Is Cooling in Obamacare as a Political Story 

    News Release

    In his latest column for The Wall Street Journal’s Think Tank, Drew Altman reviews indicators pointing to the Affordable Care Act cooling as a front-page issue, while hot debate continues about it among partisans and experts. All previous columns by Drew Altman are available online.

  • The Georgia Health Care Landscape

    Fact Sheet

    The Affordable Care Act (ACA) went into full effect on January 1, 2014, ushering in health insurance reforms and new health coverage options in Georgia and elsewhere across the country. Thousands of Georgians have enrolled in health coverage through the new Health Insurance Marketplace, but Georgia has not implemented the Medicaid expansion, and many low-income adults in the state will likely remain uninsured. This fact sheet provides an overview of the population health, health coverage,…