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Affordable Care Act

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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 Buying Insurance Will Change Under Obamacare

    Perspective

    When the Affordable Care Act’s (ACA) health insurance marketplaces (also known as “exchanges”) go online this October, millions of people are expected to apply for private insurance coverage. Nobody expects the launch will be perfect, with no hitches and problems.  The law not only replaces a fragmented and confusing assortment of plan options in today’s individual insurance market, but it also integrates tax credits to help people pay their premiums, which requires an entirely new…

  • First Wave of Major New Survey Project on California’s Uninsured

    News Release

    California’s Uninsured Struggle With Costs and Access And Say They Want Insurance, But Most Have Heard Little About The Affordable Care Act, And Many Who Are Likely To Be Eligible For Medi-Cal or Exchange Subsidies Don’t Know It Many Undocumented Immigrants in CA Think They Will Get Coverage Through the ACA But Won’t Menlo Park, Calif. – California’s uninsured are skipping medical care, struggling with costs and want coverage, but many report knowing little about…

  • How Obamacare May Be Holding Down Costs

    From Drew Altman

    In his latest column published in Politico, Kaiser President and CEO Drew Altman examines the recent historic slowdown in health-care costs and discusses whether Obamacare is a contributing factor.

  • Kaiser Family Foundation/NBC News Survey Questions

    Poll Finding

    The Kaiser Family Foundation partnered with NBC News to ask several survey questions of the U.S. public about their feelings towards the 2010 health care law, as well as their worries about affording health care more generally. These questions were asked as part of the September 2013 Kaiser Health Tracking Poll. Kaiser Family Foundation/NBC News Survey Topline Download

  • No Quick Verdict on Obamacare

    From Drew Altman

    This column originally appeared in Politico on September 30. Dr. Altman's future Politico columns will be posted on kff.org one day after publication. October 1, the focus of great attention in the Obamacare wars, is finally here. Today is the day open enrollment begins for the new health insurance marketplaces, where Americans can log on and sign up for coverage. The media, opponents, and proponents have been gearing up for a big day — or,…

  • Obamacare y Usted: Si no tiene seguro médico

    Fact Sheet

    Obamacare ha creado nuevas maneras de tener cobertura de salud. Si usted no tiene seguro médico a través de su empleador, seguramente pueda obtenerlo a través del nuevo Mercado de los Seguros Médicos (o "intercambio") en su estado. Nuevas opciones de cobertura Llenando una única aplicación, usted aprenderá sobre sus opciones de planes médicos y los costos, y si califica para tener cobertura a través de Medicaid o para recibir un subsidio para comprar un…

  • Obamacare y Usted: Si tiene bajos ingresos y puede calificar para Medicaid

    Fact Sheet

    Obamacare crea muchas formas de obtener cobertura de salud. Usted puede aprender sobre sus opciones llenando una única aplicación. Así, se le dirá si califica para cobertura gratis o a bajo costo a través del programa Medicaid, o a través de los nuevos Mercados de Seguros Médicos que han sido establecidos en cada estado. Usted debería aplicar para cobertura aunque en el pasado no haya tenido la capacidad de tenerla a través del Medicaid o…