Find Someone at California State Prison, Solano | Pigeonly
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Find Someone at California State Prison, Solano

CDCR runs one statewide search tool, CIRIS, covering every state prison including CSP-Solano.

Overview

Search CDCR’s statewide CIRIS locator by name or CDCR number at ciris.mt.cdcr.ca.gov, then confirm the result lists California State Prison, Solano, the Vacaville prison that opened in 1984 next to the California Medical Facility and shared that neighbor’s warden until it became its own institution in January 1992.

Quick Facts

  • Search CIRIS at ciris.mt.cdcr.ca.gov, CDCR's one statewide inmate locator.
  • CSP-Solano sits right next to the separate California Medical Facility in Vacaville, so read the exact institution name in your result.
  • Results typically show age, admission date, current location, commitment county, and parole hearing information.
  • CIRIS only covers people currently in CDCR custody, not county jail, federal, or parole status.
  • New commitments and transfers can take a few days to appear or update in the system.

Families Also Ask

5 of 5 questions

Q

How do I find someone at California State Prison, Solano?

Use CIRIS, CDCR's statewide inmate search tool, at ciris.mt.cdcr.ca.gov. Search by name or CDCR number, then confirm the result lists California State Prison, Solano.

Inmate Search
Q

Why can't I find someone I know is at CSP-Solano?

They may be a recent booking that hasn't updated in CIRIS yet, they may have been released or paroled, they may have transferred to a different institution, or the name entered doesn't exactly match CDCR's records. Try name variations, or call CDCR's ID Unit at (916) 445-6713 with a date of birth.

Inmate Search
Q

How do I know my CIRIS result is CSP-Solano and not the California Medical Facility?

Read the institution name exactly as written. CSP-Solano opened in 1984 beside the California Medical Facility and shared its warden until January 1992, but the two are now separate prisons with their own addresses and rules. A result naming the California Medical Facility points to a different institution.

Inmate Search
Q

Do I need a CDCR number to search?

No, a name is enough to start, but the CDCR number is more reliable and you'll need it for the visitor questionnaire, mail, and JPay deposits regardless.

Inmate Search
Q

What happens if he's transferred out of CSP-Solano?

CIRIS updates to show his current institution, though it can lag a few days behind the actual move. Recheck it before you send money, mail anything, or travel for a visit, since JPay deposits and mail are both tied to whichever institution he's currently at.

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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.