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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

Timely insights and analysis from KFF staff

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  • Individual Insurance Market Performance in 2017

    Issue Brief

    This brief examines recently-released annual financial data from 2017 and finds insurers selling individual market plans had their best financially since 2014, when new ACA insurance market rules took effect that guaranteed access to coverage for people with pre-existing conditions. At the same time, recent political and policy changes, including the repeal of the individual mandate penalty as part of tax reform legislation and proposed regulations to expand loosely-regulated short-term insurance plans, cloud plans’ outlook going forward.

  • Atención de salud en Puerto Rico y las Islas Vírgenes de los Estados Unidos: una revisión, a seis meses de las tormentas (Informe)

    Issue Brief

    Puerto Rico y las Islas Vírgenes de los Estados Unidos (USVI) sufrieron daños significativos en su infraestructura y sistemas de salud a causa del impacto de los huracanes Irma y María en septiembre de 2017. Basándose en entrevistas con residentes, partes interesadas clave, y en informes públicos, este informe proporciona una visión general del estado de los esfuerzos de recuperación, a seis meses de las tormentas, con un enfoque en los sistemas de atención médica.

  • Kaiser Health Tracking Poll: Preview of the Role of Health Care in the 2018 Midterm Campaigns

    Feature

    The latest KFF Health Tracking Poll finds health care ranking among the top issues voters want to hear candidates talk about during their congressional campaigns, with health care cost ranking as the top health care issue for voters across partisanship. However, for many voters, including one-third of Republican voters, a candidate’ position on President Trump will make the biggest difference in how they vote in 2018. This month’s poll also takes an in-depth look at voters who say a candidate’s position on health care will be the “most important factor” in their 2018 congressional vote choice, otherwise known as “health care voters.”

  • Health and Access to Care and Coverage for Lesbian, Gay, Bisexual, and Transgender (LGBT) Individuals in the U.S.

    Issue Brief

    Lesbian, gay, bisexual, and transgender (LGBT) individuals often face challenges and barriers to accessing needed health services and, as a result, can experience worse health outcomes. These challenges can include stigma, discrimination, violence, and rejection by families and communities, as well as other barriers, such as inequality in the workplace and health insurance sectors, the provision of substandard care, and outright denial of care because of an individual’s sexual orientation or gender identity. This issue brief examines population characteristics of the LGBT community and the impacts of the Affordable Care Act (ACA), Supreme Court rulings and other policy changes related to same-sex marriage that can insurance coverage and access to health care services, and recent actions by the Trump Administration.

  • Understanding Short-Term Limited Duration Health Insurance

    Issue Brief

    In late 2017, President Trump issued an executive order directing the Secretary of Health and Human Services to take steps to expand the availability of short-term health insurance policies. This brief provides background information on short-term policies and how they differ from ACA-compliant health plans. It also analyzes the short-term plans available through two major online brokers to assess how often they include coverage for mental health, substance abuse, prescription drugs and maternity care.

  • Proposals for Insurance Options That Don’t Comply with ACA Rules: Trade-offs In Cost and Regulation

    Issue Brief

    This brief examines four options to promote the sale of health plan options in the individual or non-group market that are not subject to Affordable Care Act (ACA) requirements for other major medical health plans. It reviews the trade-offs involved if such loosely regulated markets take root as an alternative to the ACA-regulated market, particularly as the repeal of the individual mandate penalty takes effect next year.