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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

Enhanced Premium tax credits

2025 KFF Marketplace Enrollees Survey

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

Timely insights and analysis from KFF staff

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  • Testimony: Tax-Exempt Hospitals and the Community Benefit Standard

    Issue Brief

    Zachary Levinson, Project Director of KFF’s Program on Medicare Policy, testified before the U.S. House of Representatives’ Committee on Ways and Means on April 26, 2023 as part of a hearing on Tax-Exempt Hospitals and the Community Benefit Standard.

  • 5 Key Facts About Medicaid Expansion

    Issue Brief

    This issue brief examines Medicaid expansion enrollment and Medicaid spending in expansion and non-expansion states and describes the characteristics of adults covered by the Medicaid expansion.

  • A Medicaid Per Capita Cap: State by State Estimates

    Issue Brief

    This analysis examines the potential impacts on states, Medicaid enrollees, and providers of implementing a per capita cap on federal Medicaid spending, which is one proposal that has been discussed in Congress. Such a plan could decrease federal Medicaid spending by $532 billion to almost $1 trillion over a 10-year period, depending on how states respond. An estimated 15 million people could lose Medicaid coverage by 2034.

  • What Does the Federal Government Spend on Health Care?

    Issue Brief

    As Congressional Republicans and President Trump search for trillions of dollars in cuts to mandatory federal spending that could help offset the cost of extending expiring tax cuts, this brief analyzes current support from the federal government for health programs and services, including both spending and tax subsidies as context for those federal budget discussions.

  • KFF Health Tracking Poll: ACA Enhanced Subsidies

    Feature

    KFF's Health Tracking Poll looks at public awareness and support for ACA Marketplace subsidies and finds that most adults are unaware the subsidies are set to expire soon. Three in four say Congress should extend the subsidies and support persists despite hearing counter arguments.

  • KFF Health Tracking Poll: Views of the One Big Beautiful Bill

    Feature

    This poll finds two-thirds of the public view the "One Big Beautiful Bill" legislation unfavorably, and its favorability erodes further when people hear about its potential health impacts. As Congress debates changes to Medicaid and the ACA as part of the bill, each program's popularity is at a record high.

  • KFF Health Tracking Poll: The Public’s Views of Funding Reductions to Medicaid

    Feature

    As Congress works to pass the "One Big Beautiful Bill Act," which includes significant changes to Medicaid and the ACA, the latest KFF Health Tracking Poll examines the views of groups that could be most directly impacted by the impending legislation. The poll finds most of the public is worried about the consequences of federal funding reductions to Medicaid, including rural residents, those with lower incomes, and across partisans.