Teachers make up the single largest group of state and local government union workers: Each major occupation group's share of total state and local government union workforce, 2013–2017

Education 42.8% 
Professionals; office and administrative support 15.9% 
Police and other protective services 11.3% 
Health care and social work 9.3% 
Firefighters 3.1% 
All other occupations 17.6% 

Note: Calculations made using five years of pooled microdata, 2013–2017.

Source: EPI analysis of Current Population Survey Outgoing Rotation Group microdata

View the underlying data on epi.org.