This is a list of state prisons in California operated by the California Department of Corrections and Rehabilitation (CDCR). CDCR operates 34 adult prisons in California, with a design capacity of 85,083 incarcerated people. CDCR both owns and operates 34 of the state prisons; it additionally operates California City Correctional Facility, a prison leased from CoreCivic. CDCR operates a variety of other incarceration facilities, including fire camps and California Division of Juvenile Justice facilities. For more information on the totality of jurisdictions and facilities involved in incarceration in California, see Incarceration in California. For more information on the history, conditions, and demographics of California's prison system specifically, see Prisons in California. == Facilities == Reception centers house incarcerate people incoming to the state prison system while they complete an evaluation and receive a custody score. After that, they may be transferred to another prison for longer-term confinement. While all facilities have some level of education, treatment, and pre-release programs, reentry hubs provide specific reentry support to incarcerated people within 4 years of release, including cognitive behavioral therapy, job search skills, and financial literacy.

Retired facilities

Prisons in California

Out of State Facilities

In an effort to relieve California prison overcrowding that peaked in 2006, CDCR began housing California prisoners in prisons in other states. In 2009, CDCR began to phase out its use of out-of-state facilities, and it stopped incarcerating people in out-of-state facilities in 2019. The facilities were: