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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

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  • Medicaid’s Role in Louisiana

    Fact Sheet

    This fact sheet provides data on Medicaid's role in Louisiana. It describes how ending the enhanced match for Medicaid expansion and implementing a per capita cap or block grant would affect Louisiana.

  • Medicaid’s Role in Tennessee

    Fact Sheet

    This fact sheet provides data on Medicaid's role in Tennessee and describes how implementing a per capita cap or block grant would affect Tennessee.

  • Section 1332 State Innovation Waivers: Current Status and Potential Changes

    Issue Brief

    Section 1332 of the Affordable Care Act (ACA) authorizes states to waive key requirements under the law in order to experiment with different health coverage models. As Republicans in Congress debate repeal and replacement of the ACA, renewed attention is being paid to these waivers as a mechanism for giving states flexibility to restructure their health care markets. This brief describes current 1332 waiver activity, including proposals in the Senate's Better Care Reconciliation Act (BCRA), and raises questions regarding the future of these waivers, particularly in the context of proposed changes under discussion.

  • Medicaid’s Role in Kentucky

    Fact Sheet

    This fact sheet provides data on Medicaid's role in Kentucky. It describes how ending the enhanced match for Medicaid expansion and implementing a per capita cap or block grant would affect Kentucky.

  • Data Note: Changes in 2017 Federal Navigator Funding

    Issue Brief

    This data note analyzes federal funding changes for Affordable Care Act (ACA) marketplace navigators in 2017 and discusses the implications for both the navigators and consumers. It presents results of a Kaiser Family Foundation online survey of federal marketplace (FFM) navigator programs and includes insights from a roundtable meeting of more than 40 navigators co-hosted by the Robert Wood Johnson Foundation and Kaiser Family Foundation.

  • Medicaid: What We Learned From the Recent Debate and What to Watch for in September 2017

    Issue Brief

    The inclusion of major Medicaid changes in both the American Health Care Act (AHCA) that passed in the House and the Better Care Reconciliation Act (BCRA) considered in the Senate revealed that is hard to gain consensus on significant cuts and reforms to Medicaid. Medicaid has broad general support and intense support from special populations served by the program. In addition, proposed changes would have different implications across states due to significant program variation across states, including implementation of the ACA Medicaid expansion as well as other health status, demographic and state fiscal circumstances.

  • How Single Payer Helps Republicans Change the Subject

    From Drew Altman

    In this Axios column, Drew Altman analyzes the political pros and cons of single payer for Democrats and whether it will shift the focus from the Republicans' failed effort to repeal and replace  the Affordable Care Act to the Democrats new sweeping plan.