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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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  • Window of Opportunity?

    From Drew Altman

    Beginning this Spring, between expected approval of an economic stimulus package and the start of campaigning for the midterm election, there will be a rare window of opportunity for passage of major health reform legislation.

  • Primers on Key Health Care Topics and Programs

    Issue Brief

    The Kaiser Family Foundation maintains a number of primers providing overviews of key health care programs and issues. Written by Foundation staff, each primer provides key data and information that helps illustrate the topic and its relevance for the nation's health care system.

  • Health Coverage in a Period of Rising Unemployment

    Issue Brief

    This policy brief reviews the public and private options available to help people maintain coverage if they become unemployed during a downturn and cannot get employer-sponsored coverage through a spouse. Specifically, it examines COBRA, non-group insurance and Medicaid. And it explains why, despite such options, more people will become uninsured as unemployment rises.

  • Approaches to Covering the Uninsured: A Guide

    Issue Brief

    The guide explains the key strategies for expanding coverage to the nation's 45 million uninsured people and explains and how different policy options can be combined to form comprehensive reform proposals.

  • Health Coverage in an Economic Downturn: Impact of Tight Budgets on Families and States

    Fact Sheet

    The economic downturn has strained family finances and prompted some Americans to cut back on medications and forgo preventive care and visits to the doctor. At the same time, the downturn has triggered declines in tax revenue that inhibit states’ ability to meet rising Medicaid program costs as enrollment spikes during economic hard times.