U.S. Department of the Treasury Releases New Data Showing Nearly 50 Million Americans Have Been Covered Through Affordable Care Act Health Insurance Marketplaces Since 2014

1 in 7 U.S. residents covered through Affordable Care Act health insurance marketplaces over the last decade, with all-time high enrollment under Biden-Harris AdministrationWASHINGTON – Today, the U.S. Department of the Treasury released new data showing that nearly 50 million Americans, or 1 in 7 U.S. residents, have been covered through the Affordable Care Act marketplaces since January 2014. Under the Biden-Harris Administration, which has lowered the cost of marketplace coverage by expanding the premium tax credit, the number of Americans covered through the marketplaces has significantly increased, reaching an all-time high of 20.8 million following open enrollment for 2024—18.2 million Americans have enrolled for the first time since January 2021.“Nearly 50 million Americans have been covered through the Affordable Care Act’s health insurance marketplaces over the last decade.