Home Affordable Care Act Topics

Affordable Care Act

The ACA MarketplaceS

Individual Market Enrollment Declined by 18% Since June 2025

Individual Market Enrollment Fell 18%, Suggesting Continued ACA Marketplace Losses

Enrollment in the individual health insurance market fell by 18%—over 4.6 million people—from 25.2 million in June 2025 to 20.5 million in June 2026. Falling individual market enrollment suggests further decline in ACA Marketplace enrollment this year, since Marketplace enrollees represent the vast majority of individual market coverage.

About the ACA

Promotional image for KFF video How Affordable is the Affordable Care Act

Did the Affordable Care Act Make Health Care More Affordable?

The expiration of the ACA’s enhanced premium tax credits at the start of 2026, combined with rising insurer premiums, put a spotlight on health care affordability that extends beyond Marketplace enrollees. KFF’s Cynthia Cox examines the ACA’s record and the broader underlying question it raises: what’s a fair price for Americans people to pay for health care?

Latest News

More KFF Health News

Stay informed.

Get KFF's latest on the Affordable Care Act

Stay informed.

Get KFF's
latest on the Affordable
Care Act

View the Latest: Affordable Care Act

Filter

List Grid

1,911-1,920 of 2,797 results

  • New Analysis Details Impact on Residents in Different States If the U.S. Supreme Court Rules for Challengers in King v. Burwell

    News Release

    The U.S. Supreme Court is expected to rule this month in the King v. Burwell case that challenges whether low- and moderate-income Americans are eligible for subsidies to help pay for insurance if they live in states where the federal government, rather than the state, established its new insurance marketplace under the Affordable Care Act (ACA). Using 2015 enrollment data released today, a new Kaiser Family Foundation analysis and interactive map breaks out how residents…

  • Updated for 2015: Tool Displays By Locality the Share of Potential ACA Federal Marketplace Enrollees That Signed Up

    News Release

    An interactive tool from the Kaiser Family Foundation is now updated with 2015 data, allowing users to view on a local level the share of potential enrollees who signed up for a health plan in a federally-based marketplace under the Affordable Care Act. With Mapping Marketplace Enrollment, users can also compare the number of potential and actual enrollees – and the percentage that signed up for a plan -- in 2014 and 2015 within 100,000-resident…

  • New Evidence Health Spending Is Growing Faster Again

    News Release

    In his latest column for The Wall Street Journal’s Think Tank, Drew Altman discusses new Census Department survey data showing higher health spending growth over the last four economic quarters, and raises the question: is the health spending slowdown over? All previous columns by Drew Altman are available.

  • The ACA and People with HIV: Profiles from the Field

    News Release

    New in-depth profiles of 12 people with HIV highlight how the Affordable Care Act’s coverage expansions impacted their access to coverage and care. While some experienced serious bumps along the way, those who gained coverage through Medicaid and the Marketplaces were largely able to meet both their HIV and non-HIV care needs. At the same time, the Ryan White HIV/AIDS Program continued to play a role in HIV care and coverage, both for those who remained…

  • Medicaid Delivery System and Payment Reform: A Guide to Key Terms and Concepts

    Fact Sheet

    There is wide state variation in Medicaid health care delivery and payment systems, as states design and combine service delivery models and payment approaches in a multitude of ways. To help those interested in understanding the diversity of Medicaid reform initiatives underway or in development in states across the country, this guide defines key terms.

  • Data Note: Predictors Of Positive And Negative Attitudes Towards The ACA Among Non-Group Insurance Enrollees

    Poll Finding

    One of the groups perhaps most affected by changes brought about by the Affordable Care Act (ACA) are people who purchase their own health insurance in the non-group market. In this Data Note, we examine data from the Kaiser Family Foundation Wave 2 Survey of Non-Group Health Insurance Enrollees to explore the characteristics of non-group enrollees that are associated with positive and negative attitudes towards the ACA, including feeling personally benefited or negatively affected by…

  • Kaiser–Commonwealth Fund Survey: Most Primary Care Providers Report Seeing More Medicaid or Newly Insured Patients Since January 2014, But Little Change in Ability to Provide Quality Care

    News Release

    As with the Public, Physicians' Views on Affordable Care Act Split Along Party Lines The first in a series of reports on a comprehensive new survey finds most primary care doctors, nurse practitioners, and physician assistants report an increase in Medicaid or newly insured patients since the Affordable Care Act's (ACA) major coverage provisions took effect, yet little change in their ability to provide high-quality care. Overall, 59 percent of physicians and 64 percent of…

  • Year Two of the ACA Coverage Expansions: On-the-Ground Experiences from Five States

    Issue Brief

    This brief provides an on-the-ground view of ACA implementation after completion of the second open enrollment period. It is based on 40 in-person interviews conducted in five states that have made different implementation choices, including three states (Colorado, Kentucky, and Washington) that have developed a State-based Marketplace and adopted the Medicaid expansion and two states (Utah and Virginia) that rely on the Federally-facilitated Marketplace (FFM) for enrollment of individuals into qualified health plans (QHPs) and…