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Affordable Care Act

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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  • The Affordable Care Act 101

    Feature

    This Health Policy 101 chapter provides an overview of the Affordable Care Act (ACA), a major reform of the U.S. health care system aimed at reducing high uninsured rates and alleviating issues like high out-of-pocket costs and coverage exclusions for preexisting conditions. The ACA significantly altered many aspects of the health system and the chapter explores its mechanisms, such as the Health Insurance Marketplaces, and the evolution of the law since its passage in 2010 to the changes in the 2025 budget reconciliation law.

  • Costs, Coverage, and Enrollment Changes: Exploring Current Public Opinion and Policy on the ACA Marketplaces

    Event Date:
    Event

    Following the expiration of the enhanced premium tax credits at the end of 2025, many Americans enrolled in the ACA Marketplaces have faced higher health care costs and reconsidered their coverage options given affordability concerns. To learn more, join KFF public opinion and policy experts for a virtual event focused on the key issues facing ACA Marketplace enrollees and policy considerations, particularly as health care cost and coverage issues rise to the top of voters’ concerns prior to the midterms.

  • Health Care Issues in the Early Stages of the 2024 Election

    Perspective

    In this JAMA Health Forum column, Larry Levitt examines differences in the Republican presidential candidates’ records and positions on health issues, including Medicaid and abortion, that could play a role in the primaries and would set up a sharp contrast in the general election against President Biden.

  • Access to Adult Dental Care Gets Renewed Focus in ACA Marketplace Proposal

    Policy Watch

    Adult dental care can lead to high out of pocket costs for consumers, especially for those with private insurance coverage. This post analyzes a proposed provision in the HHS Notice of Benefit and Payment Parameters for 2025, and possible implications for consumers who have Marketplace coverage.

  • Medical Debt: The Canary in the Coal Mine for Health Care Affordability

    Perspective

    With Vice President Harris promising to address medical debt as part of her economic plan, KFF Executive Vice President for Health Policy Larry Levitt explores why it is a symptom of the broader problem of affordable health care and reviews recent efforts to address it in this JAMA Health Forum post.

  • Do I have to renew Medicaid coverage every year?

    FAQs

    Yes. States must redetermine Medicaid eligibility for most enrollees every 12 months. When your coverage period is ending, you will receive a notice from the state. If your coverage has been automatically renewed, the notice will indicate the new coverage period.

  • ¿Quién puede comprar un plan catastrófico?

    FAQs

    En general, los planes catastróficos solo se pueden vender a adultos jóvenes menores de 30 años. Sin embargo, existen ciertas exenciones por dificultades económicas y asequibilidad para personas de 30 años o más, incluso si no existe un plan de salud calificado, dentro o fuera del mercado, que cueste menos del 8.