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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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  • State Exchange Profiles: Texas

    Other Post

    Final update made on December 11, 2012 (no further updates will be made) Establishing the Exchange On July 9, 2012, Governor Rick Perry (R) announced that Texas would not establish an exchange.1 Prior to this announcement, the Department of Insurance and the Health and Human Services Commission had partnered to explore exchange implementation plans.

  • State Exchange Profiles: Florida

    Other Post

    Final update made on December 14, 2012 (no further updates will be made) Establishing the Exchange In December 2012, Governor Rick Scott (R) announced that Florida would not be pursuing efforts to implement a state-based health insurance exchange.

  • Which Path for Health-Care Politics in 2015?

    News Release

    In his first 2015 column for The Wall Street Journal's Think Tank, Drew Altman explains why this year, status quo for the Affordable Care Act is not an option and how the Supreme Court rules in King v. Burwell will determine its path. All previous columns by Drew Altman are available online.

  • Visualizing Health Policy: Premium Changes in the Affordable Care Act’s Insurance Marketplaces 2014-2015

    News Release

    This Visualizing Health Policy infographic illustrates the change in monthly premiums by county, and select cities, from 2014 to 2015 for a 40-year-old person covered by the second-lowest-cost silver “benchmark” plan in the Affordable Care Act’s insurance marketplaces. Premium changes were greatest in Summit County, Colo. (45% decrease) and southeastern Alaska (34% increase), before tax credits.

  • High Health-Care Prices: More Talk Than Action  

    News Release

    In his latest column for The Wall Street Journal's Think Tank, Drew Altman explores how price is the major factor that distinguishes the cost of our health care system from those in other developed nations, yet most efforts in the U.S. to address health-care costs don't focus on price much at all.

  • Adults who Remained Uninsured at the End of 2014

    Issue Brief

    This report, based on the 2014 Kaiser Survey of Low-Income Americans and the ACA, profiles the adult population that remained uninsured as of Fall 2014. It describes the characteristics of this population, examines why they lack insurance coverage and reasons for not enrolling in ACA coverage, and provides information on the coverage options available to the remaining uninsured and their plans for obtaining coverage in 2015.

  • Kaiser Health Tracking Poll: August 2013

    Feature

    As outreach efforts for enrollment in the health insurance marketplaces created by the Affordable Care Act (ACA) increase over the summer, the August Kaiser Health Tracking Poll finds that the public’s most trusted sources of information on the law are not necessarily the ones people are most likely to be hearing from.

  • Health Affairs Article: Medicaid Expansion: Chronically Homeless Adults Will Need Targeted Enrollment and Access to a Broad Range of Services

    Issue Brief

    Homeless adults may gain access to health services under the Affordable Care Act’s Medicaid expansion, which takes effect in 2014. This study, published in Health Affairs, analyzed the health coverage, health status, and health services use of 725 chronically homeless adults with disabilities in eleven cities in the United States.

  • How Primary-Care Physicians Are Handling the Influx of Newly Insured

    News Release

    In his column for The Wall Street Journal's Think Tank, Kaiser’s President Drew Altman is joined by The Commonwealth Fund's President David Blumenthal to discuss the impact of the Affordable Care Act’s coverage expansion on the primary care delivery system. Their analysis is based on the Kaiser-Commonwealth National Survey of Primary Care Providers.