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San Quentin Rehabilitation Center Inmate Search, Find a Person in Custody

How to find someone at San Quentin Rehabilitation Center and what to do when the search comes back empty.

Overview

San Quentin Rehabilitation Center holds people sentenced to California state prison under CDCR. The fastest way to locate someone is the California Incarcerated Records and Information Search (CIRIS) at ciris.mt.cdcr.ca.gov, which shows the person’s CDCR number, age, and current location. If you cannot find them, call the CDCR ID Unit at (916) 445-6713, or the prison at (415) 454-1460.

Quick Facts

  • Search state inmates at CIRIS: ciris.mt.cdcr.ca.gov.
  • Results show name, CDCR number, age, current institution, and commitment county.
  • For help, call the CDCR Identification Unit at (916) 445-6713. Have a date of birth ready for common names.
  • New arrivals and transfers can take 24 to 48 hours to appear.
  • For federal inmates use the BOP locator at bop.gov/inmateloc. For county jail bookings, check the county sheriff.

Best Place to Start

California Incarcerated Records and Information Search (CIRIS) at ciris.mt.cdcr.ca.gov is the official state tool. Search by first and last name or by CDCR number. Results show the person’s CDCR number, age, current institution, and county of commitment.

Call the CDCR ID Unit at (916) 445-6713 if the search comes back empty. Staff can help locate a person, and a date of birth is required for a common name.

Call the prison at (415) 454-1460 to confirm the person is housed at San Quentin Rehabilitation Center.

What to Have Ready

  • Full legal name, first, middle, last
  • Date of birth
  • CDCR number, if you have it

If You Cannot Find the Person

  1. Wait 24 to 48 hours after a known transfer or intake.
  2. Try other spellings or a nickname.
  3. Call the CDCR ID Unit at (916) 445-6713.
  4. If the person may be in federal custody, search bop.gov/inmateloc. If they may be in a county jail, check that county sheriff.

Families Also Ask

6 of 6 questions

Q

What is the inmate search tool for San Quentin Rehabilitation Center?

California uses the CIRIS lookup at ciris.mt.cdcr.ca.gov for all state prisons, including San Quentin Rehabilitation Center. Search by name or CDCR number.

Inmate Search
Q

Why can't I find the person online?

They may have just transferred and the record has not updated. Wait a day or two, try other spellings, or call the CDCR ID Unit at (916) 445-6713.

Inmate Search
Q

Who do I call for help finding someone?

Call the CDCR Identification Unit at (916) 445-6713, Monday through Friday, or call (415) 454-1460 directly.

Inmate Search
Q

What information does CIRIS show?

CIRIS shows the person's name, CDCR number, age, current institution, and county of commitment, so you can confirm where they're housed before you visit, send money, or mail something.

Inmate Search
Q

The person has a common name and I can't tell which record is theirs. What do I do?

Have their date of birth ready. The CDCR ID Unit at (916) 445-6713 requires a date of birth to search common names accurately.

Inmate Search
Q

Can I look up someone's exact housing and bed number?

CIRIS shows their current institution. For a specific housing and bed number, which is useful for mail, call the prison at (415) 454-1460.

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All information on this page comes directly from official government and facility sources. How we verify information › Last verified July 13, 2026.