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The ACA MarketplaceS

Tracking Insurer Changes in the ACA Marketplaces in 2027

As of June 22, six carriers have announced that they will exit the Marketplaces in plan year 2027, either in some or all states that they are currently offering plans; four carriers have announced they will enter new Marketplaces.

An image of text is an excerpt from Cynthia Cox's quick take which reads, "While the Trump administration attributes this drop in enrollment to their attempts to address fraud, this coverage loss happened at the same time millions of people faced steep increases in their premium payments — often in the double or even triple digits — with the expiration of enhanced tax credits."

ACA Marketplace Enrollment Is Down By 3 Million After Big Jump in Premium Payments

Enrollment dropped 13% following the expiration of enhanced premium tax credits at the beginning of this year. Enrollment fell from a high of 22.1 million people in 2025 to 19.2 million people in February 2026. While the Trump administration attributes this drop in enrollment to their attempts to address fraud, this coverage loss happened at the same time millions of people faced steep increases in their premium payments – often in the double or even triple digits – with the expiration of enhanced tax credits.

POLLING on the ACA

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.

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  • Kaiser Health Tracking Poll – November 2017: The Politics of Health Insurance Coverage, ACA Open Enrollment

    Feature

    This month marks the start of the ACA's fifth open enrollment period and finds three in ten of the public saying they haven't heard anything at all about the current open enrollment period. Despite their overall views of the ACA, the majority of the public (61 percent) – including most Democrats (71 percent), independents (58 percent), and half of Republicans (52 percent) – say that because President Trump and Republicans in Congress are now in…

  • Kaiser Health Tracking Poll – January 2018: The Public’s Priorities and Next Steps for the Affordable Care Act

    Feature

    With the 2018 midterm elections still about ten months away, the January Kaiser Health Tracking poll examines what issues voters most want 2018 midterm candidates to talk about during their upcoming campaigns. Health care is at the top of a group of issues but health care is less important to Republicans and among voters in battleground states. While Congress is currently debating a budget to keep the government funded beyond February 8, 2018, the poll…

  • Mapping Pre-existing Conditions across the U.S.

    Issue Brief

    This brief estimates the share of adults with pre-existing conditions by metropolitan and micropolitan statistical area (MMSA), and finds that in some areas, nearly four in ten have so-called declinable medical conditions that could lead to denials of individual insurance coverage based on pre-ACA underwriting guidelines.

  • If the Affordable Care Act is Struck Down, Nearly All Americans Would Be Affected in Some Way

    News Release

    The Affordable Care Act’s changes to the nation’s health care system are so widespread that nearly all Americans would be affected in some way if a federal judge’s decision ruling the entire law unconstitutional is upheld, according to a new analysis from KFF (the Kaiser Family Foundation). While the changes to the individual insurance market – including protections for people with pre-existing conditions, creation of insurance marketplaces, and premium subsidies for low and modest income…

  • The Role Health Is and Is Not Playing in the Midterms

    From Drew Altman

    With less than two weeks until Election Day, Drew Altman discusses health being the top issue, but not necessarily the top factor in voters' 2018 decisions. He says the longer-term impact of health may be its continuing role in the debate leading up to the 2020 presidential race.

  • Individual Insurance Market Performance in 2018

    Issue Brief

    Individual market insurers are expecting to return to consumers a record total of about $800 million in medical loss ratio rebates for 2018, a year in which the insurance companies posted their best annual financial performance under the Affordable Care Act to date. Financial results for 2018 suggest that insurers in the individual market are generally returning to or exceeding profitability levels seen before 2014, when ACA insurance market rules took effect, including the requirement…