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Affordable Care Act

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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

Enhanced Premium tax credits

2025 KFF Marketplace Enrollees Survey

If their premium payments double, about one in three ACA enrollees say they would be “very likely” to look for a lower-premium Marketplace plan.

Timely insights and analysis from KFF staff

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  • How Will the Uninsured in Iowa Fare Under the Affordable Care Act?

    Fact Sheet

    This state report explains how the ACA expands coverage in Iowa, including a breakdown of how many uninsured people are eligible for Medicaid, how many are eligible for financial assistance to help them buy private insurance in the new Marketplace and how many will not receive any financial assistance at all. The report also details, in specific dollar figures, the income levels at which people in Iowa are eligible for Medicaid or financial assistance in the Marketplace. For states not expanding Medicaid, the report quantifies how many uninsured people fall into the “coverage gap,” meaning they will be ineligible for financial assistance in the Marketplace or for Medicaid in their state despite having an income below the federal poverty level.

  • How Will the Uninsured in Massachusetts Fare Under the Affordable Care Act?

    Fact Sheet

    This state report explains how the ACA expands coverage in Massachusetts, including a breakdown of how many uninsured people are eligible for Medicaid, how many are eligible for financial assistance to help them buy private insurance in the new Marketplace and how many will not receive any financial assistance at all. The report also details, in specific dollar figures, the income levels at which people in Massachusetts are eligible for Medicaid or financial assistance in the Marketplace. For states not expanding Medicaid, the report quantifies how many uninsured people fall into the “coverage gap,” meaning they will be ineligible for financial assistance in the Marketplace or for Medicaid in their state despite having an income below the federal poverty level.

  • How Will the Uninsured in New Jersey Fare Under the Affordable Care Act?

    Fact Sheet

    This state report explains how the ACA expands coverage in New Jersey, including a breakdown of how many uninsured people are eligible for Medicaid, how many are eligible for financial assistance to help them buy private insurance in the new Marketplace and how many will not receive any financial assistance at all. The report also details, in specific dollar figures, the income levels at which people in New Jersey are eligible for Medicaid or financial assistance in the Marketplace. For states not expanding Medicaid, the report quantifies how many uninsured people fall into the “coverage gap,” meaning they will be ineligible for financial assistance in the Marketplace or for Medicaid in their state despite having an income below the federal poverty level.

  • How Will the Uninsured in South Carolina Fare Under the Affordable Care Act?

    Fact Sheet

    This state report explains how the ACA expands coverage in South Carolina, including a breakdown of how many uninsured people are eligible for Medicaid, how many are eligible for financial assistance to help them buy private insurance in the new Marketplace and how many will not receive any financial assistance at all. The report also details, in specific dollar figures, the income levels at which people in South Carolina are eligible for Medicaid or financial assistance in the Marketplace. For states not expanding Medicaid, the report quantifies how many uninsured people fall into the “coverage gap,” meaning they will be ineligible for financial assistance in the Marketplace or for Medicaid in their state despite having an income below the federal poverty level.

  • Tracking Poll: A Large and Growing Majority, Including Republicans, Does Not Want the Supreme Court to Overturn the ACA’s Protections for People with Pre-Existing Conditions

    News Release

    As the Senate considers Judge Amy Coney Barrett’s nomination to the Supreme Court, the October KFF Health Tracking Poll finds a large majority (79%) of the public do not want the Court to overturn the Affordable Care Act’s protections for people with pre-existing medical conditions, up 17 percentage points since last year when 62% held…

  • Consumer Assistance in Health Insurance: Evidence of Impact and Unmet Need

    Issue Brief

    The Affordable Care Act (ACA) established in-person consumer assistance programs to help people identify coverage options and enroll. A variety of professionals provide consumer assistance, including Navigator programs that are funded through state and federal marketplaces, brokers who receive commissions from insurers, local non-profit organizations, and health care providers. In the spring of 2020, KFF surveyed consumers most likely to use or benefit from consumer assistance to learn who uses consumer assistance, why they seek help, and what difference it makes as well as who does not get help and why.

  • Partying Spring Breakers Don’t Represent Most of America’s Young Adults

    Policy Watch

    While news stories accurately depict the actions of some young people on spring break, our latest national poll show they are not representative of young adults more broadly who largely say they are engaging in social distancing practices in response to the coronavirus pandemic.

  • Poll: Just Over Half of the Nation’s Workforce Have Lost a Job or Income Due to Coronavirus, though Most of Them Believe They Will Get Their Job and Income Back Within Six Months

    News Release

    With many businesses shut down and job losses mounting nationwide, just over half of the nation’s workers (55%) now say they have lost a job or had their incomes reduced as a result of the health and economic crises sparked by the novel coronavirus pandemic, the latest KFF Health Tracking poll finds.