California State Prison, Sacramento (CSP-SAC) is a CDCR men's institution in Represa, near the city of Folsom. It primarily houses Level IV maximum-security inmates in 24 semi-autonomous housing units, plus a Level I Minimum Support Facility, and it provides some of CDCR's most specialized mental health care. CSP-SAC sits on an 882-acre property shared with Folsom State Prison and Folsom Women's Facility, which are separate institutions. This guide covers CDCR's statewide inmate locator, CSP-Sacramento's visiting process, sending money, free phone calls, and mail rules. All data is verified from cdcr.ca.gov.
City
Represa
County
Sacramento County
State
CA
Facility Type
state prison
Gender
Male
Capacity
Not published by CDCR as a fixed number; check the current Weekly Population Report
Custody Levels
Level IV, plus a Level I Minimum Support Facility
Operator
California Department of Corrections and Rehabilitation (CDCR)
Address
100 Prison Road, Represa, CA 95671
Phone
(916) 985-8610
Inmate Locator
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CDCR runs one statewide inmate search tool, not a separate tool per prison. Here's how to confirm someone is at CSP-Sacramento.
View ArticleYou need CDCR Form 106 approval first, then you book your visit through the statewide VSA system, with a generous 2-hour arrival window.
View ArticleCDCR's statewide money process, covering EFT vendors and mailed checks or money orders.
View ArticleAll outgoing calls from CSP-Sacramento are free. Here's what we do and don't know about the tablet and messaging provider.
View ArticleCSP-Sacramento uses one general P.O. Box for personal mail, simpler than facilities that split mail by housing unit.
View ArticleCDCR runs one statewide inmate search tool, CIRIS, not a separate tool per facility. Search by name or CDCR number, then confirm the result lists California State Prison, Sacramento.
See the full breakdownYou need CDCR Form 106 signed by the incarcerated person and mailed in for approval before you can schedule anything. Once approved, book through the statewide VSA system. Each incarcerated person gets 1 visit per day, up to 5 visitors at a time.
See the full breakdownCDCR uses one statewide money process: EFT through GTL/ConnectNetwork, JPay, or Access Corrections, or a check or money order payable to CDCR. See the full CDCR send-money guide.
See the full breakdownAll outgoing voice calls are free statewide, limited to 15 minutes. We could not confirm which tablet and messaging provider CSP-Sacramento currently uses, so confirm with the institution directly.
See the full breakdownCSP-Sacramento publishes one general P.O. Box, 290001, for personal mail, unlike some CDCR prisons that split mail by housing unit.
See the full breakdown6 of 8 questions
Use CIRIS, the California Incarcerated Records and Information Search, at ciris.mt.cdcr.ca.gov. Search by name or CDCR number, then confirm the result lists California State Prison, Sacramento.
Inmate SearchFriday 11:15am to 6:00pm, and Saturday and Sunday 7:15am to 2:00pm. All visitors must be checked in by 3:30pm on Friday and 11:30am on Saturday and Sunday. Call (916) 985-8610 to confirm before you travel.
VisitationYes. CDCR Form 106, the Visitor Questionnaire, must be signed by the incarcerated person and mailed in for a background check before you can be approved to visit. We didn't find a facility-specific handbook or a separate CSP-Sacramento visitor form beyond this standard CDCR process.
VisitationNo. CSP-Sacramento sits on an 882-acre property it shares with Folsom State Prison and Folsom Women's Facility, but all 3 are separate, adjacent institutions with their own wardens and operations, not one prison.
AboutP.O. Box 290001, Represa, CA 95671, for personal letters, cards, and photos. CDCR's official facility page doesn't break mail down by housing unit here, so this one address covers general population mail.
MailCDCR uses one statewide money process. Send electronically through GTL/ConnectNetwork, JPay, or Access Corrections. See the full CDCR send-money guide for details.
Send MoneyAll outgoing voice calls are free statewide, limited to 15 minutes. We couldn't confirm which company currently runs CSP-Sacramento's tablet and messaging system. Call (916) 985-8610 to ask before you set up an account.
Phone CallsCalifornia State Prison, Sacramento (CSP-SAC) is a CDCR men's institution in Represa, primarily housing Level IV maximum-security inmates, plus a Level I Minimum Support Facility. It's built around 24 semi-autonomous "180 design" housing units and a standalone Administrative Segregation Unit, surrounded by a Lethal Electrified Perimeter Fence. CSP-SAC also provides mental health care through the Correctional Clinical Case Management System, the Enhanced Outpatient Program, and a Mental Health Crisis Bed unit. It opened in 1986 as "New Folsom" and became its own separate institution with its own warden in October 1992. In 2012, it became the first CDCR institution to earn American Correctional Association accreditation, scoring 98.6 percent.
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All information on this page comes directly from official government and facility sources. How we verify information › Last verified July 20, 2026. Official source: cdcr.ca.gov/facility-locator/sac ›