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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

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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?

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  • How Will the Uninsured in South Carolina Fare Under the Affordable Care Act?

    Fact Sheet

    This state report explains how the ACA expands coverage in South Carolina, including a breakdown of how many uninsured people are eligible for Medicaid, how many are eligible for financial assistance to help them buy private insurance in the new Marketplace and how many will not receive any financial assistance at all. The report also details, in specific dollar figures, the income levels at which people in South Carolina are eligible for Medicaid or financial…

  • How Will the Uninsured in South Dakota Fare Under the Affordable Care Act?

    Fact Sheet

    This state report explains how the ACA expands coverage in South Dakota, including a breakdown of how many uninsured people are eligible for Medicaid, how many are eligible for financial assistance to help them buy private insurance in the new Marketplace and how many will not receive any financial assistance at all. The report also details, in specific dollar figures, the income levels at which people in South Dakota are eligible for Medicaid or financial…

  • How Will the Uninsured in Tennessee Fare Under the Affordable Care Act?

    Fact Sheet

    This state report explains how the ACA expands coverage in Tennessee, including a breakdown of how many uninsured people are eligible for Medicaid, how many are eligible for financial assistance to help them buy private insurance in the new Marketplace and how many will not receive any financial assistance at all. The report also details, in specific dollar figures, the income levels at which people in Tennessee are eligible for Medicaid or financial assistance in…

  • How Will the Uninsured in Utah Fare Under the Affordable Care Act?

    Fact Sheet

    This state report explains how the ACA expands coverage in Utah, including a breakdown of how many uninsured people are eligible for Medicaid, how many are eligible for financial assistance to help them buy private insurance in the new Marketplace and how many will not receive any financial assistance at all. The report also details, in specific dollar figures, the income levels at which people in Utah are eligible for Medicaid or financial assistance in…

  • How Will the Uninsured in Vermont Fare Under the Affordable Care Act?

    Fact Sheet

    This state report explains how the ACA expands coverage in Vermont, including a breakdown of how many uninsured people are eligible for Medicaid, how many are eligible for financial assistance to help them buy private insurance in the new Marketplace and how many will not receive any financial assistance at all. The report also details, in specific dollar figures, the income levels at which people in Vermont are eligible for Medicaid or financial assistance in…

  • How Will the Uninsured in Virginia Fare Under the Affordable Care Act?

    Fact Sheet

    This state report explains how the ACA expands coverage in Virginia, including a breakdown of how many uninsured people are eligible for Medicaid, how many are eligible for financial assistance to help them buy private insurance in the new Marketplace and how many will not receive any financial assistance at all. The report also details, in specific dollar figures, the income levels at which people in Virginia are eligible for Medicaid or financial assistance in…

  • How Will the Uninsured in Wyoming Fare Under the Affordable Care Act?

    Fact Sheet

    This state report explains how the ACA expands coverage in Wyoming, including a breakdown of how many uninsured people are eligible for Medicaid, how many are eligible for financial assistance to help them buy private insurance in the new Marketplace and how many will not receive any financial assistance at all. The report also details, in specific dollar figures, the income levels at which people in Wyoming are eligible for Medicaid or financial assistance in…

  • Kaiser Health Tracking Poll: December 2013

    Feature

    The December Kaiser Health Tracking Poll finds a 13 percentage point rebound in Democratic support for the Affordable Care Act (ACA), but no overall change in support or opposition since November. In spite of all the attention and controversy surrounding the law and its implementation, the poll finds that nearly half of the public say it won't make much difference to them or their families.

  • Data Note: How Many People Have Nongroup Health Insurance?

    Issue Brief

    The implementation of the Affordable Care Act (ACA) has focused attention on the composition of the nongroup market: how it looked before the new regulatory provisions take effect and how it will change afterwards. There are several ways of answering this question, depending on the time period for measuring enrollment and the information source. There is substantial turnover among people with nongroup coverage, which means that the number of people covered at the beginning of…

  • Medical Debt Among People With Health Insurance

    Report

    This report examines the causes and contributors to medical debt, medical bankruptcy, and other difficulties with medical bills among people with insurance. Through in-depth interviews of nearly two-dozen people and quantitative analysis of national survey data, the authors of this report find that in-network and out-of-net-work cost sharing primarily contribute to medical debt among the insured.