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Health Insurance Marketplace (ACA)

When is open enrollment for 2027 health insurance?

Open enrollment for 2027 Marketplace coverage on HealthCare.gov runs from November 1, 2026 to January 15, 2027. To have coverage start on January 1, 2027, enroll by December 15, 2026 and pay your first premium. After January 15, you need a qualifying life event to enroll. Georgia uses Georgia Access instead of HealthCare.gov.

Updated October 15, 2026 · McDowell Business Resources Data Desk

The three dates that matter

November 1, 2026 is the first day you can enroll in, renew or change a plan for 2027. December 15, 2026 is the last day to pick a plan that starts January 1, 2027.

January 15, 2027 is the last day of open enrollment. If you enroll after December 15, your coverage starts later than January 1.

2027 Marketplace open enrollment (HealthCare.gov)
DateWhat happens
November 1, 2026Open enrollment starts
December 15, 2026Last day to enroll for coverage starting January 1, 2027
January 1, 2027Coverage starts for plans chosen by December 15
January 15, 2027Open enrollment ends

Why 2027 is worth a fresh look

The enhanced tax credits ended on December 31, 2025, and the 400% income limit is back for 2027. The most you can pay out of pocket on a 2027 Marketplace plan is $12,000 for one person and $24,000 for a family.

If you are auto-renewed, your plan and your credit may not fit your 2027 income. Check the 2027 income limit before you accept the renewal.

Georgia, Medicare and missing the window

Georgia runs its own marketplace, Georgia Access. Check its posted dates for 2027. Medicare is separate: its open enrollment runs October 15 to December 7, 2026.

Miss January 15, 2027 and you generally need a Special Enrollment Period, such as losing other coverage or moving. Our special enrollment finder helps you check.

Frequently asked

You can still enroll, but coverage will not start on January 1, 2027. It starts later, so you may have a gap.
Georgia uses Georgia Access, not HealthCare.gov. Confirm its 2027 dates on the Georgia Access site before you rely on them.
No. Medicare open enrollment runs October 15 to December 7, 2026. The Marketplace window is for people who do not have Medicare.

Sources & methodology

Every figure on this page is labelled with its year and comes from the sources listed here. We review answers when CMS, the IRS or HHS publishes new figures.

Compiled by the McDowell Business Resources Data Desk. Last reviewed: October 15, 2026.

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McDowell Business Resources is not affiliated with or endorsed by the U.S. government, the federal Medicare program, or CMS.

This page is general education, not insurance, tax, legal or investment advice. Figures are dated where shown and can change; your situation may differ, and product availability varies by state and carrier. McDowell Business Resources (MBR Insurance & Financial Services) is an independent agency, not an insurance carrier.

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