Residents of high-union-density states are more likely to have health insurance: Average uninsured rate in low-, medium-, and high-union-density states, 2024

Union Density Uninsured Rate
Low 11.5%
Medium 8.5%
High 7.3%
Economic Policy Institute

Notes: Union density is defined as the share of workers in the state who are members of a union based on the variable “unmem” from EPI extracts of CPS-ORG microdata. 

Sources:  EPI analysis of 2023–2025 Current Population Survey Outgoing Rotation Group (CPS-ORG) microdata for all workers ages 16 and older; KFF, Health Insurance Coverage of Population Ages 0-64: 2024, 2026

View the underlying data on epi.org.