# Uninsured rate, ages 18 to 64 (US model-based estimate) People aged 18 to 64 without health insurance coverage of any kind, as a percentage of all people aged 18 to 64. United States: Census Bureau Small Area Health Insurance Estimates (SAHIE) for states and counties, all races, both sexes and all income levels. ## Key facts - Texas had the highest uninsured rate, ages 18 to 64 (US model-based estimate) of 51 states in 2024, at 21.6%, and Massachusetts the lowest, at 3.7%. Source: the U.S. Census Bureau. - Published for 3,194 places, with figures from 2008 to 2024. - Figures last updated on 2026-10-12. - Indicator id: `uninsured_rate_18_64` - Unit: % - Note: A model-based single-year estimate that combines the American Community Survey with administrative records and population estimates, so every county gets a figure. Covers states and counties only, because the SAHIE dataset files have no national row. The Census Bureau advises comparing years from 2008 on only; 2013 is the updated release. Working-age adults; the rate for everyone under 65 is uninsured_rate_under_65. - Web page: https://invokely.ai/en/uninsured-rate-ages-18-64 - API: https://invokely.ai/api/v1/indicators/uninsured_rate_18_64 ## Rankings - [US states](https://invokely.ai/rankings/uninsured-rate-ages-18-64/us-states.md) (51 places) - [US counties](https://invokely.ai/rankings/uninsured-rate-ages-18-64/us-counties.md) (3143 places) - [Counties in Texas](https://invokely.ai/rankings/uninsured-rate-ages-18-64/texas-counties.md) (254 places) - [Counties in Georgia](https://invokely.ai/rankings/uninsured-rate-ages-18-64/georgia-counties.md) (159 places) - [Counties in Virginia](https://invokely.ai/rankings/uninsured-rate-ages-18-64/virginia-counties.md) (133 places) - [Counties in Kentucky](https://invokely.ai/rankings/uninsured-rate-ages-18-64/kentucky-counties.md) (120 places) - [Counties in Missouri](https://invokely.ai/rankings/uninsured-rate-ages-18-64/missouri-counties.md) (115 places) - [Counties in Kansas](https://invokely.ai/rankings/uninsured-rate-ages-18-64/kansas-counties.md) (105 places) - [Counties in Illinois](https://invokely.ai/rankings/uninsured-rate-ages-18-64/illinois-counties.md) (102 places) - [Counties in North Carolina](https://invokely.ai/rankings/uninsured-rate-ages-18-64/north-carolina-counties.md) (100 places) - [Counties in Iowa](https://invokely.ai/rankings/uninsured-rate-ages-18-64/iowa-counties.md) (99 places) - [Counties in Tennessee](https://invokely.ai/rankings/uninsured-rate-ages-18-64/tennessee-counties.md) (95 places) - [Counties in Nebraska](https://invokely.ai/rankings/uninsured-rate-ages-18-64/nebraska-counties.md) (93 places) - [Counties in Indiana](https://invokely.ai/rankings/uninsured-rate-ages-18-64/indiana-counties.md) (92 places) - [Counties in Ohio](https://invokely.ai/rankings/uninsured-rate-ages-18-64/ohio-counties.md) (88 places) - [Counties in Minnesota](https://invokely.ai/rankings/uninsured-rate-ages-18-64/minnesota-counties.md) (87 places) - [Counties in Michigan](https://invokely.ai/rankings/uninsured-rate-ages-18-64/michigan-counties.md) (83 places) - [Counties in Mississippi](https://invokely.ai/rankings/uninsured-rate-ages-18-64/mississippi-counties.md) (82 places) - [Counties in Oklahoma](https://invokely.ai/rankings/uninsured-rate-ages-18-64/oklahoma-counties.md) (77 places) - [Counties in Arkansas](https://invokely.ai/rankings/uninsured-rate-ages-18-64/arkansas-counties.md) (75 places) - [Counties in Wisconsin](https://invokely.ai/rankings/uninsured-rate-ages-18-64/wisconsin-counties.md) (72 places) - [Counties in Alabama](https://invokely.ai/rankings/uninsured-rate-ages-18-64/alabama-counties.md) (67 places) - [Counties in Florida](https://invokely.ai/rankings/uninsured-rate-ages-18-64/florida-counties.md) (67 places) - [Counties in Pennsylvania](https://invokely.ai/rankings/uninsured-rate-ages-18-64/pennsylvania-counties.md) (67 places) - [Counties in South Dakota](https://invokely.ai/rankings/uninsured-rate-ages-18-64/south-dakota-counties.md) (66 places) - [Counties in Colorado](https://invokely.ai/rankings/uninsured-rate-ages-18-64/colorado-counties.md) (64 places) - [Counties in Louisiana](https://invokely.ai/rankings/uninsured-rate-ages-18-64/louisiana-counties.md) (64 places) - [Counties in New York](https://invokely.ai/rankings/uninsured-rate-ages-18-64/new-york-counties.md) (62 places) - [Counties in California](https://invokely.ai/rankings/uninsured-rate-ages-18-64/california-counties.md) (58 places) - [Counties in Montana](https://invokely.ai/rankings/uninsured-rate-ages-18-64/montana-counties.md) (56 places) - [Counties in West Virginia](https://invokely.ai/rankings/uninsured-rate-ages-18-64/west-virginia-counties.md) (55 places) - [Counties in North Dakota](https://invokely.ai/rankings/uninsured-rate-ages-18-64/north-dakota-counties.md) (53 places) - [Counties in South Carolina](https://invokely.ai/rankings/uninsured-rate-ages-18-64/south-carolina-counties.md) (46 places) - [Counties in Idaho](https://invokely.ai/rankings/uninsured-rate-ages-18-64/idaho-counties.md) (44 places) - [Counties in Washington](https://invokely.ai/rankings/uninsured-rate-ages-18-64/washington-counties.md) (39 places) - [Counties in Oregon](https://invokely.ai/rankings/uninsured-rate-ages-18-64/oregon-counties.md) (36 places) - [Counties in New Mexico](https://invokely.ai/rankings/uninsured-rate-ages-18-64/new-mexico-counties.md) (33 places) - [Counties in Alaska](https://invokely.ai/rankings/uninsured-rate-ages-18-64/alaska-counties.md) (30 places) - [Counties in Utah](https://invokely.ai/rankings/uninsured-rate-ages-18-64/utah-counties.md) (29 places) - [Counties in Maryland](https://invokely.ai/rankings/uninsured-rate-ages-18-64/maryland-counties.md) (24 places) - [Counties in Wyoming](https://invokely.ai/rankings/uninsured-rate-ages-18-64/wyoming-counties.md) (23 places) - [Counties in New Jersey](https://invokely.ai/rankings/uninsured-rate-ages-18-64/new-jersey-counties.md) (21 places) - [Counties in Nevada](https://invokely.ai/rankings/uninsured-rate-ages-18-64/nevada-counties.md) (17 places) - [Counties in Maine](https://invokely.ai/rankings/uninsured-rate-ages-18-64/maine-counties.md) (16 places) - [Counties in Arizona](https://invokely.ai/rankings/uninsured-rate-ages-18-64/arizona-counties.md) (15 places) - [Counties in Massachusetts](https://invokely.ai/rankings/uninsured-rate-ages-18-64/massachusetts-counties.md) (14 places) - [Counties in Vermont](https://invokely.ai/rankings/uninsured-rate-ages-18-64/vermont-counties.md) (14 places) - [Counties in New Hampshire](https://invokely.ai/rankings/uninsured-rate-ages-18-64/new-hampshire-counties.md) (10 places) - [Counties in Connecticut](https://invokely.ai/rankings/uninsured-rate-ages-18-64/connecticut-counties.md) (9 places) - [Counties in Rhode Island](https://invokely.ai/rankings/uninsured-rate-ages-18-64/rhode-island-counties.md) (5 places)