RANKING · 2024 ACS · 500 SHOWN OF 3,144
Most uninsured people, US counties
US counties with the most residents lacking health insurance, as of the 2024 American Community Survey. Ranked by number of people, not the uninsured rate.
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RANKPLACESTATEPOPUNINSURED RESIDENTSVS 2020
UPDATED 2026-07-15 · DATA: US CENSUS BUREAU ACS 5-YEAR ESTIMATES