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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.”

new and noteworthy
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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  • What New Data Tell Us About Doctor Choice

    From Drew Altman

    Drew Altman explores the rhetoric versus reality on whether choice of doctors is eroding and why the issue resonates with Americans, in this column for The Wall Street Journal's Think Tank.

  • Web Briefing for Journalists: Repealing and Replacing Obamacare

    Event Date:
    Event

    On Wednesday, January 25, the Kaiser Family Foundation hosted a web briefing for journalists to answer questions and sort through possible scenarios for repealing and replacing the Affordable Care Act, also known as Obamacare, including implications for coverage, the insurance market, the Medicaid program, and women’s health.

  • 5 Key Questions: Medicaid Block Grants & Per Capita Caps

    Issue Brief

    Medicaid covers more than 70 million low-income children, pregnant women, adults, seniors, and people with disabilities in the United States. The program represents $1 out of every $6 spent on health care in the US and is the major source of financing for states to provide coverage for the health and long-term needs of low-income residents. President Trump and other GOP leaders have called for fundamental changes in the structure and financing of Medicaid. This brief outlines five key questions to consider as the debate moves forward as well as some potential implications of these changes for states, beneficiaries and providers.

  • How Affordable Care Act Repeal and Replace Plans Might Shift Health Insurance Tax Credits

    Issue Brief

    The Affordable Care Act, also known as Obamacare, and leading replacement proposals rely on refundable tax credits to help individual market enrollees pay for premiums, although the credit amounts are set quite differently. This analysis compares estimates of an average 2020 tax credit amount under the ACA with averages under the House Republicans' American Health Care Act, introduced March 6, 2017.

  • Is There a Health Care Vote? More for Democrats and Women than Other Groups

    News Release

    About One Third of Americans Perceive Wide-Scale Effort to Limit Women’s Reproductive Health Choices and Services; Most Who Do Say the Effort is a ‘Bad Thing’ Health care is one of many issues that will be important for voters in the presidential election, particularly for Democrats and women, finds the March Kaiser Health Tracking Poll.

  • Most Americans Say Federal and State Governments Are Not Doing Enough to Combat Prescription Painkiller and Heroin Abuse; Large Majorities Believe Wide Range of Strategies Would be Effective

    News Release

     As the White House and Congress continue to debate new funding and other actions to address the nation’s opioid epidemic, the latest Kaiser Health Tracking Poll finds that most Americans believe the federal government is not doing enough to combat the recent increases in the number of people who are addicted to prescription painkillers (66%)…