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ACA Open Enrollment

9 Things to Watch for the 2027 ACA Open Enrollment Period

9 Things to Watch for the 2027 ACA Open Enrollment Period 

ACA Marketplace Open Enrollment is here—and this year comes with major changes. Marketplace premiums are up 13% on average, more insurers are leaving the Marketplaces than entering, and there is narrower eligibility for health insurance subsidies. Learn more about what to watch.

Health Insurance Marketplace Calculator

The Health Insurance Marketplace Calculator, updated with 2027 premium data, provides estimates of health insurance premiums and subsidies for people purchasing insurance on their own in health insurance exchanges (or “Marketplaces”) created by the Affordable Care Act (ACA).

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?

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  • Doing More and Defying Labels in New Mexico

    From Drew Altman

    In a new column, Dr. Drew Altman, KFF's Founding President and CEO, discusses how New Mexico made childcare universal and became the only state to fully replace lost enhanced ACA tax credits while its leaders avoided polarizing labels like “progressive or “socialist.”

  • How Has ACA Marketplace Enrollment Changed Across States in 2026?

    Issue Brief

    Following several years of rapid enrollment growth in the Affordable Care Act (ACA) Marketplaces that corresponded with temporary enhanced premium tax credits, enrollment fell for the first time in seven years in 2026, when those tax credits expired. Every state except for New Mexico saw a drop in ACA Marketplace enrollment from 2025 to 2026. State-based Marketplaces that run their own enrollment platforms, including those that partially offset the expiring federal enhanced tax credits, generally…

  • KFF Health Tracking Poll: Public Views on Fraud in Government Health Programs

    Poll Finding

    As the 2026 midterms approach, health care costs remain voters' top health priority, but fraud in government health programs, including Medicaid and Medicare, is resonating with Republican voters, 55% of whom say it's extremely important for candidates to address. Most voters say there is at least “some” fraud in government health programs, but larger shares say there is fraud in the tax system, defense, and foreign aid, while the smallest share sees fraud in the…

  • Poll: Costs Are the Top Health Care Issue for Voters in the Midterms, But Fraud Tops Republicans’ List As Trump Administration Pushes Crackdown

    News Release

    Health care costs top the list of voters’ health care priorities for the midterm elections, though more than half of Republican voters say it is extremely important for candidates to discuss the issue of fraud in government health programs, according to a new KFF Health Tracking Poll. Most voters say there is at least “some” fraud in government health programs, but larger shares of voters see fraud in the tax system, defense, and foreign aid…

  • 2026 Medical Loss Ratio Rebates

    Issue Brief

    Insurers estimate they will pay $759.2 million in Medical Loss Ratio (MLR) rebates in 2026 to select individuals and employers that purchase their health coverage, according to a KFF analysis of preliminary data reported to state regulators. The estimated rebate for 2024 is less than rebates issued in most prior years.

  • How Unaffordable is Health Care? 

    Video

    Health care affordability is a top issue for many people. Why and how did care get so expensive? In this three-part video series, KFF experts look at the rising cost of health care in the U.S. from the macro level to the issues facing everyday Americans. Drawing on KFF policy analysis and polling, the videos examine the underlying drivers of health care spending, the true cost of employer sponsored health insurance and whether the Affordable…