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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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  • Favorability of the Affordable Care Act Tops 50%, While Across Many Measures, Majorities Oppose the Republican Plan to Replace It

    News Release

    Three-Quarters of the Public, Including Most Republicans, View Medicaid Favorably; Most Oppose Federal Funding Cuts to States As the Senate prepares to vote on the Republican bill to repeal and replace the Affordable Care Act and cap federal Medicaid funding, a new Kaiser Family Foundation Tracking Poll finds most Americans oppose the Republican plan and…

  • Kaiser Health Tracking Poll – June 2017: ACA, Replacement Plan, and Medicaid

    Feature

    As the Senate prepares to vote on the Republican plan to repeal and replace the Affordable Care Act and limit federal Medicaid funding, a new Kaiser Family Foundation Tracking Poll finds the Affordable Care Act itself remains far more popular than the bill that would replace it. A majority of Republicans, however, continue to support the Republican plan, though by a significantly narrower margin than last month. Furthermore, the Tracking Poll finds that the most of the public - regardless of partisanship - holds favorable views of Medicaid.

  • No Easy Choices: 5 Options to Respond to Per Capita Caps

    Issue Brief

    Under a per capita cap, per enrollee spending would be capped, but the total amount of federal dollars to states could vary with enrollment changes and states would not be able to impose enrollment caps. Faced with restrictions in federal financing, states would have to make hard choices. This brief outlines the key measures states could use to manage their budgets and the associated challenges under a per capita cap: raise taxes or make other cuts, reduce benefits, limit coverage of high cost enrollees, reduce rates or implement delivery system reforms, and promote personal responsibility. Each option has challenges that are identified in the brief.

  • The Great Medicaid Divide

    From Drew Altman

    In his Axios column, Drew Altman examines how the core views Republicans have about Medicaid differ from those of Democrats and Independents, and how those views drive the policy changes they are proposing for the program.

  • What’s at Stake with ACA Repeal?

    Interactive

    This interactive includes a map and tables that highlight the increases in health insurance coverage through Medicaid and the Marketplaces as well as the increased federal funding that resulted from the implementation of the ACA.