California Medical Facility

California Medical Facility (CMF)
Interactive map of California Medical Facility (CMF)
LocationVacaville, California
Coordinates38°19′44″N 121°58′48″W / 38.329°N 121.980°W / 38.329; -121.980
StatusOperational
Security classMinimum to Maximum
Capacity2,316
Population2,170 (93.7% capacity) (as of March 4, 2026)
Opened1955
Managed byCalifornia Department of Corrections and Rehabilitation
Warden Sircoya M. Williams

California Medical Facility (CMF) is a male-only state prison medical facility located in the city of Vacaville in Solano County, California. It is older than California State Prison, Solano, the other state prison in Vacaville.