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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

Timely insights and analysis from KFF staff

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  • Kaiser Health Tracking Poll — May 2010

    Feature

    Confusion over the new health reform law declined but remains widespread, with 44 percent of the public saying they were confused in May, compared to 55 percent in April. Moreover, more than a third of Americans (35%) say they do not understand what the impact of the law will be on themselves and their families, while 61 percent report feeling they do understand what that impact will be. Americans continue to report getting information about…

  • Kaiser Health Tracking Poll — April 2010

    Feature

    The first Kaiser Health Tracking Poll fielded since the passage of health reform last month finds that 8 in 10 Americans know that President Obama signed the legislation into law. But 55 percent say they are confused about the law and more than half (56%) say they don’t yet have enough information to understand how it will affect them personally. The poll finds that the public supports many of the provisions of health reform that…

  • Kaiser Health Tracking Poll — March 2010

    Feature

    The March Kaiser Health Tracking Poll finds the public still divided on health reform legislation, with 46 percent of Americans backing the reform proposals on Capitol Hill, 42 percent opposing them and 12 percent saying they aren't sure. Six in 10 Americans say they have heard little or nothing about budget reconciliation. And many people continue to struggle with health costs, with nearly one in five saying cost increases have caused them or their employer…

  • Health Care and the Economy in Two Swing States: A Look at Ohio and Florida

    Poll Finding

    Two new surveys by NPR, the Kaiser Family Foundation and the Harvard School of Public Health examine the pocketbook problems facing people in Ohio and Florida -- two presidential swing states -- including their struggles with gas prices, getting and keeing a well-paying job and affording health care. The surveys, , also take an in-depth look at the impact of medical bills on family finances and health care, and provide insights into the way health…

  • Kaiser Health Tracking Poll: Election 2008 — April 2008

    Poll Finding

    An April 2008 poll finds that health care costs rank among Americans’ top personal economic problems, and their struggles to deal with those costs have affected both their financial well-being and their family’s health care.  Conducted by the Foundation’s public opinion researchers, the poll probes into the economic concerns facing Americans and the ways they have dealt with the cost of health care. Across a series of economic concerns, health care costs rank near the…

  • 2008 Presidential Candidate Health Care Proposals, Side-by-Side Summary

    Other Post

    2008 Presidential Candidate Health Care Proposals: Side-by-Side Summary Voters have identified health care as the leading domestic issue for the government to address and for the presidential candidates to discuss in the 2008 campaign. In particular, voters would like to hear the candidates' positions on reducing the cost of health care and health insurance and expanding coverage to the 47 million uninsured Americans. This side-by-side comparison of the candidates' positions on health care was prepared…

  • Kaiser Health Tracking Poll: November 2012

    Feature

    The November poll finds that while health care ranked as a second-tier issue in this month's election, President Obama and Republican nominee Mitt Romney tied among voters who felt strongly about the Affordable Care Act, and President Obama won an advantage among voters who said Medicare was important to their vote, and among women on women’s health issues. The November poll is the latest in a series designed and analyzed by the Foundation's public opinion…

  • Oral Health in the U.S.: Key Facts

    Fact Sheet

    This fact sheet provides data on oral health care coverage and access for children, nonelderly adults and Medicaid beneficiaries, including state-by-state data on measures such as the share of adults who have had a dental visit within the past year. Fact Sheet (.pdf)

  • Kaiser Health Tracking Poll — May 2012

    Feature

    The May Health Tracking Poll focuses on the public's perceptions and reactions to women's reproductive health reemerging as a heated issue in policy debates and news and its potential impact on the upcoming presidential election. Three in ten women (31 percent) overall believe that there is currently a "wide-scale effort to limit women's reproductive health choices and services, such as abortion, family planning, and contraception" in the U.S. A larger share (45 percent) say there…

  • Medicaid Spending Growth over the Last Decade and the Great Recession, 2000-2009

    Report

    This report examines Medicaid spending growth nationally during the last decade, with a focus on growth during the recession of 2007 to 2009. The recession-driven enrollment growth in recent years drove program spending to increase faster than national health spending overall, but on a per enrollee basis the growth in Medicaid spending has remained lower than the rise in private insurance premiums and overall national health expenditures. The recession-driven increase in Medicaid enrollment has been…