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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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  • Assessing Congressional Budget Office Estimates of the Cost and Coverage Implications of Health Reform Proposals

    Issue Brief

    This issue brief explains key elements of the Congressional Budget Office's estimates of the major health reform bills pending in Congress, the Affordable Health Care for America Act (H.R. 3962) and the Patient Protection and Affordable Care Act (H.R. 3590). Throughout the health reform debate, CBO has analyzed these and other bills and provided projections of the costs and savings to the federal government associated with the plans over a 10-year period, as well as…

  • Key Findings: Kaiser Health Tracking Poll — November 2009

    Poll Finding

    This document contains the key findings from the November Health Tracking Poll. The survey was designed and analyzed by public opinion researchers at the Kaiser Family Foundation and was conducted November 5 through November 12, 2009, among a nationally representative random sample of 1,203 adults ages 18 and older. Telephone interviews conducted by landline (802) and cell phone (401, including 112 who had no landline telephone) were carried out in English and Spanish. The margin…

  • Health Reform and Communities of Color: Implications for Racial and Ethnic Health Disparities

    Issue Brief

    This issue brief examines the key provisions of the 2010 health reform law that will expand health coverage and are likely to improve access to care for people of color, as well as some of the other provisions that will likely have either a direct or indirect impact on health disparities. Issue Brief (.pdf)) Previous Version: November 2009 (.pdf)

  • Kaiser Health Tracking Poll — February 2009

    Poll Finding

    The first Kaiser Health Tracking Poll of 2009 finds the public is increasingly worried about the affordability and availability of care, with many postponing or skipping treatments due to cost in the past year and a notable minority forced into serious financial straits due to medical bills. Slightly more than half (53%) of Americans say their household cut back on health care due to cost concerns in the past 12 months. The most common actions…

  • Kaiser Health Tracking Poll: Election 2008 — August 2008

    Poll Finding

    The latest Kaiser Health Tracking Poll: Election 2008 poll finds that one in four (24%) Americans continues to struggle with paying for health care. Health care ranks as a "serious problem" above paying for food (18%), problems with debt (16%), and paying the rent or mortgage (15%) and below paying for gas (37%) or getting a good paying job or raise in pay (26%). Among the 24 percent that find paying for health care or…

  • Americans Are Divided About Health Reform Proposals Overall, But the Public, Including Critics, Becomes More Supportive When Told About Key Provisions

    News Release

    MENLO PARK, Calif. – A new Kaiser Family Foundation poll finds that Americans are divided over congressional health reform proposals, but also that large shares of people, including skeptics, become more supportive after being told about many of the major provisions in the bills. The January Kaiser Health Tracking Poll, conducted before the Massachusetts Senate vote, finds opinion is divided when it comes to the hotly debated legislation, with 42 percent supporting the proposals in…

  • Americans Remain Split On Stalled Health Care Legislation, but Some Provisions Popular Among Majorities of Democrats, Independents and Republicans

    News Release

    Most See Delays As Driven By Politics Rather Than Policy MENLO PARK, CA – The latest Kaiser Tracking Poll finds the public still split on health care reform legislation, with 43 percent in favor and 43 percent opposed.  However, the poll also finds that majorities of Americans of all political leanings support several provisions in the health reform proposals in Congress and most attribute delays in passing the legislation to political gamesmanship rather than policy…

  • Kaiser Health Tracking Poll: April 2013

    Feature

    With open enrollment in new health coverage options created under the Affordable Care Act set to begin in October, much of the public remains confused about the status of the law. The April 2013 Kaiser Health Tracking Poll provides a rough baseline of public awareness of the ACA before more intensive consumer information and consumer assistance efforts begin.

  • The Cost of Cancer

    Video

    This Kaiser Family Foundation documentary explores the financial consequences faced by three people, all privately insured, after being diagnosed with cancer. It was released in conjunction with a joint Kaiser/American Cancer Society report, "Spending To Survive: Cancer Patients Confront Holes in the Health Insurance System." The Cost of Cancer: Tom Olszewski Tom Olszewski, a retiree who lives in Texas, had prostate cancer but has been in remission for a decade. His medical history made it…

  • Explaining Health Care Reform: Medical Loss Ratio (MLR)

    Fact Sheet

    This fact sheet explains the Medical Loss Ratio requirement under the Affordable Care Act (ACA). The MLR provision limits the portion of premium dollars health insurers may spend on administration, marketing, and profits. Under health care reform, health insurers must publicly report the portion of premium dollars spent on health care and quality improvement and other activities in each state they operate. Insurers failing to meet the applicable standard must pay rebates to consumers and…