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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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  • The Health Workforce Dream Team: Who Will Provide the Care?

    Event Date:
    Event

    Many providers and policymakers envision team-based care as an important way to improve quality and maximize resources. The “dream team” includes nurses and many other non-physician providers. But how will we ensure enough health care workers for a growing, aging population with ever-increasing chronic care needs? This December 2 briefing, sponsored by the Alliance for Health Reform and the Robert Wood Johnson Foundation, explored the question, focusing on a new report from the Institute of…

  • There is No Drop-Dead Date for an ACA Tax Credit Extension, But Coverage Losses Will Mount as the Clock Ticks

    Quick Take

    While the Affordable Care Act’s enhanced premium tax credits expired at the end of 2025, there is no absolute drop-dead date for extending them. An extension could happen even after the deadline to sign up for coverage and be made retroactive to January 1. Open enrollment could also be extended to allow people time to change their plans or allow new people to sign up. ACA enrollees would welcome premium relief whenever it comes.

  • Deductibles in ACA Marketplace Plans, 2014-2026

    Fact Sheet

    This analysis documents average deductibles for Affordable Care Act Marketplace plans available on Healthcare.gov in 2026 for all metal tiers, including silver plans after cost-sharing reductions are applied, as well as trend data since 2014.

  • How Could the Build Back Better Act Affect Uninsured Children?

    Issue Brief

    This brief examines characteristics of uninsured children in 2020 and discusses how current policy proposals, including outreach efforts, continuous eligibility requirements, and closing the coverage gap, could affect children’s health coverage. Recent efforts to expand coverage for adults could benefit children’s coverage, especially for children in non-expansion states if the coverage gap is filled as proposed by the Build Back Better Act (BBBA).

  • Expanding Medicare to Adults at Age 60 Years—Medicare-for-More?

    Perspective

    In this column for the JAMA Health Forum, Larry Levitt examines the implications of lowering Medicare’s age of eligibility, which is emerging as a potential pathway toward Medicare-for-all or a public option among single-payer advocates. He explores the implications for costs, industry, people and broader reform efforts.

  • Media Availability on the U.S. Supreme Court’s King v. Burwell Decision

    Event Date:
    Event

    The Kaiser Family Foundation held a media-only conference call with key experts on the Affordable Care Act (ACA), state marketplaces and more to explain the U.S. Supreme Court's decision in the King v. Burwell case and to answer questions about its implications. The petitioners in the case are challenging the legality of premium and cost-sharing subsidies for low- and middle-income people buying health plans in 34 states where the federal government rather than the state…

  • How do I appeal a Marketplace decision?

    FAQs

    You can request an appeal of any Marketplace decision, including: Your eligibility to buy coverage in the Marketplace Your eligibility for, or the amount of, premium tax credits or cost sharing reductions (for example, a reduction in your premium tax credit amount) Untimely (late) notice from the Marketplace about a decision To start your appeal, review the Marketplace’s decision (called an eligibility notice), which describes the process you should follow. If you have questions about…