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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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  • Consumers’ Experience in Massachusetts: Lessons For National Health Reform

    Report

    This report examines the impact of state health reform efforts on the lives of ordinary people in Massachusetts, including a look at coverage provided by both public programs and private sources. It focuses specifically on people's ability to afford and obtain needed care. Report (.

  • Chartpack: Kaiser Health Tracking Poll — August 2009

    Poll Finding

    This document contains the chartpack from the August Health Tracking Poll. The survey was designed and analyzed by public opinion researchers at the Kaiser Family Foundation and was conducted August 4 through August 11, 2009, among a nationally representative random sample of 1,203 adults ages 18 and older.

  • Toplines: Kaiser Health Tracking Poll — August 2009

    Poll Finding

    This document contains the toplines from the August Health Tracking Poll. The survey was designed and analyzed by public opinion researchers at the Kaiser Family Foundation and was conducted August 4 through August 11, 2009, among a nationally representative random sample of 1,203 adults ages 18 and older.

  • How Will Uninsured Parents Be Affected By Health Reform?

    Issue Brief

    This brief examines uninsured parents and how they could be affected by health reform, including estimates of how many might qualify for coverage under a Medicaid expansion, how many would be eligible for subsidies and how many would not be eligible for such help. Issue Brief (.

  • Key Findings: Kaiser Health Tracking Poll — August 2009

    Poll Finding

    This document contains the key findings from the August Health Tracking Poll. The survey was designed and analyzed by public opinion researchers at the Kaiser Family Foundation and was conducted August 4 through August 11, 2009, among a nationally representative random sample of 1,203 adults ages 18 and older.

  • How Will The Uninsured Be Affected By Health Reform?

    Issue Brief

    This brief examines who the uninsured are and explores how they could be affected by health reform, including estimates of how many might qualify for coverage under a Medicaid expansion, how many would be eligible for subsidies and how many would not be eligible for such help. Issue Brief (.

  • How Will Uninsured Childless Adults Be Affected By Health Reform?

    Issue Brief

    This brief examines uninsured childless adults and how they could be affected by health reform, including estimates of how many might qualify for coverage under a Medicaid expansion, how many would be eligible for subsidies and how many would not be eligible for such help. Issue Brief (.

  • How Will Uninsured Children Be Affected By Health Reform?

    Issue Brief

    This brief examines uninsured children and how they could be affected by health reform, including estimates of how many might qualify for coverage under a Medicaid expansion, how many would be eligible for subsidies and how many would not be eligible for such help. Issue Brief (.