San Mateo County Criminal Records

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Use the official court, custody, police-record, and statewide paths for San Mateo County, California; jurisdiction limits are explained.

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San Mateo County public records: common questions

Where to search San Mateo County records

San Mateo County, California court, custody, police, and statewide records are kept in separate systems. Start court research with Superior Court of California, County of San Mateo court locations, divisions, case access, hearings, and public services. Check current custody through San Mateo County Sheriff's Office law-enforcement coverage, adult correctional facilities, court support, and contracted policing.

Court casesSuperior Court of California, County of San Mateo court locations, divisions, case access, hearings, and public services
Current custodySan Mateo County Sheriff's Office law-enforcement coverage, adult correctional facilities, court support, and contracted policing
Statewide recordsUse the California state-level source described below when available.
Federal recordsFederal court and custody records are outside county systems and require a separate federal search.

Verified local details

These details were drawn from the official sources linked in this guide. Reconfirm addresses, contacts, schedules, fees, and other time-sensitive details with the responsible agency.

The Superior Court of San Mateo County has branches in San Mateo, South San Francisco, Redwood City, and a Juvenile Branch in San Mateo.
The Superior Court's Southern Branch Hall of Justice and Records is at 400 County Center in Redwood City, and the court's main information number is 650-261-5100.
The Superior Court records page states that nonsealed or nonconfidential case files are available for public viewing and that cases filed after 2000 can be researched through court public computers.
San Mateo County states that its Sheriff's Office operates the Maguire Correctional Facility and Maple Street Correctional Center for adult custody.
San Mateo County Pretrial Services provides courts with background information and release recommendations for people arrested, booked into the county jail, or charged with crimes, and monitors supervised own-recognizance releases.
The County's Public Records Act request page provides a county form, while the county's public-safety communications page directs records requests to the responsible department and identifies the Sheriff's Office nonemergency number as 650-363-4911.

San Mateo County official record-source actions
Record type	Agency or source	Scope	Action	Last checked
Court cases	Superior Court of California, County of San Mateo court locations, divisions, case access, hearings, and public services	County or local	Open source	August 10, 2026
Jail and custody	San Mateo County Sheriff's Office law-enforcement coverage, adult correctional facilities, court support, and contracted policing	County or local	Open source	August 10, 2026
Police and incident records	San Mateo County California Public Records Act request form and countywide records-request routing	County or local	Open source	August 10, 2026
Court cases	San Mateo Superior Court records viewing, copies, public access, and records-center procedures	County or local	Open source	August 10, 2026
Jail and custody	San Mateo County official source (smcgov.org)	County or local	Open source	August 10, 2026

How this guide is maintained: This matrix only republishes government and agency destinations supported by the researched guide or its reviewed county source registry. Page updated August 10, 2026. Agency sites and coverage can change, so confirm current rules with the source. Read our county source-review and correction policy.

If you are checking a San Mateo County record, start by identifying which agency created it. Court dockets, municipal cases, jail information, police reports, and state records are separate sources. This page brings those paths together for San Mateo County. San Mateo County has 743,568 residents (2025 estimate). The source map below identifies the relevant local courts and agencies. Offices and online systems change, so confirm details with the agency before relying on a record.

Quick facts

County-equivalent identity: 06-081
Population: 743,568 residents (2025 estimate)
Local detail: The Superior Court of San Mateo County has branches in San Mateo, South San Francisco, Redwood City, and a Juvenile Branch in San Mateo.
Local detail: The Superior Court's Southern Branch Hall of Justice and Records is at 400 County Center in Redwood City, and the court's main information number is 650-261-5100.
Local detail: The Superior Court records page states that nonsealed or nonconfidential case files are available for public viewing and that cases filed after 2000 can be researched through court public computers.
Local detail: San Mateo County states that its Sheriff's Office operates the Maguire Correctional Facility and Maple Street Correctional Center for adult custody.
Local detail: San Mateo County Pretrial Services provides courts with background information and release recommendations for people arrested, booked into the county jail, or charged with crimes, and monitors supervised own-recognizance releases.
Local detail: The County's Public Records Act request page provides a county form, while the county's public-safety communications page directs records requests to the responsible department and identifies the Sheriff's Office nonemergency number as 650-363-4911.

What is specific about this local guide

Local detail: The Superior Court of San Mateo County has branches in San Mateo, South San Francisco, Redwood City, and a Juvenile Branch in San Mateo.
Local detail: The Superior Court's Southern Branch Hall of Justice and Records is at 400 County Center in Redwood City, and the court's main information number is 650-261-5100.
Local detail: The Superior Court records page states that nonsealed or nonconfidential case files are available for public viewing and that cases filed after 2000 can be researched through court public computers.

How do I search a San Mateo County Superior Court case or hearing?

For San Mateo County, start with Superior Court of California, County of San Mateo court locations, divisions, case access, hearings, and public services and San Mateo Superior Court records viewing, copies, public access, and records-center procedures, then confirm the filing court or creating agency. How do I search a San Mateo County Superior Court case or hearing depends on the record type and jurisdiction. The reviewed official pages do not provide a single current public jail-roster page with complete booking, visitation, and release information.

Which San Mateo court branch handles my civil, criminal, family, juvenile, probate, or traffic matter?

For San Mateo County, start with Superior Court of California, County of San Mateo court locations, divisions, case access, hearings, and public services and San Mateo Superior Court records viewing, copies, public access, and records-center procedures, then confirm the filing court or creating agency. Which San Mateo court branch handles my civil, criminal, family, juvenile, probate, or traffic matter depends on the record type and jurisdiction. The reviewed official pages do not provide a single current public jail-roster page with complete booking, visitation, and release information.

How do I view or request copies of San Mateo County court records?

For San Mateo County, start with Superior Court of California, County of San Mateo court locations, divisions, case access, hearings, and public services and San Mateo Superior Court records viewing, copies, public access, and records-center procedures, then confirm the filing court or creating agency. How do I view or request copies of San Mateo County court records depends on the record type and jurisdiction. The reviewed official pages do not provide a single current public jail-roster page with complete booking, visitation, and release information.

How do I find out where someone is held in San Mateo County custody?

For San Mateo County, start with Superior Court of California, County of San Mateo court locations, divisions, case access, hearings, and public services and San Mateo Superior Court records viewing, copies, public access, and records-center procedures, then confirm the filing court or creating agency. How do I find out where someone is held in San Mateo County custody depends on the record type and jurisdiction. The reviewed official pages do not provide a single current public jail-roster page with complete booking, visitation, and release information.

How do San Mateo County Pretrial Services and supervised own-recognizance release work?

For San Mateo County, start with Superior Court of California, County of San Mateo court locations, divisions, case access, hearings, and public services and San Mateo Superior Court records viewing, copies, public access, and records-center procedures, then confirm the filing court or creating agency. How do San Mateo County Pretrial Services and supervised own-recognizance release work depends on the record type and jurisdiction. The reviewed official pages do not provide a single current public jail-roster page with complete booking, visitation, and release information.

How do I request San Mateo County Sheriff's Office or police records under the California Public Records Act?

For San Mateo County, start with Superior Court of California, County of San Mateo court locations, divisions, case access, hearings, and public services and San Mateo Superior Court records viewing, copies, public access, and records-center procedures, then confirm the filing court or creating agency. How do I request San Mateo County Sheriff's Office or police records under the California Public Records Act depends on the record type and jurisdiction. The reviewed official pages do not provide a single current public jail-roster page with complete booking, visitation, and release information.

Which agency provides law enforcement in my San Mateo County city or unincorporated area?

For San Mateo County, start with Superior Court of California, County of San Mateo court locations, divisions, case access, hearings, and public services and San Mateo Superior Court records viewing, copies, public access, and records-center procedures, then confirm the filing court or creating agency. Which agency provides law enforcement in my San Mateo County city or unincorporated area depends on the record type and jurisdiction. The reviewed official pages do not provide a single current public jail-roster page with complete booking, visitation, and release information.

How do I request San Mateo County property, coroner, or other department records?

For San Mateo County, start with Superior Court of California, County of San Mateo court locations, divisions, case access, hearings, and public services and San Mateo Superior Court records viewing, copies, public access, and records-center procedures, then confirm the filing court or creating agency. How do I request San Mateo County property, coroner, or other department records depends on the record type and jurisdiction. The reviewed official pages do not provide a single current public jail-roster page with complete booking, visitation, and release information.

Jail, booking, and custody records

For current custody information, start with San Mateo County Sheriff's Office law-enforcement coverage, adult correctional facilities, court support, and contracted policing. The reviewed official pages do not provide a single current public jail-roster page with complete booking, visitation, and release information.

Finding San Mateo County criminal court records

Start with Superior Court of California, County of San Mateo court locations, divisions, case access, hearings, and public services for the official San Mateo County court path. County: San Mateo County government and countywide court services cover the county, including incorporated cities and unincorporated areas. The reviewed official pages do not provide a complete parcel-boundary description. Court: The Superior Court of California, County of San Mateo is the county trial court. Its divisions include civil, criminal, family, juvenile, probate, traffic, and related matters, with locations in San Mateo, South San Francisco, and Redwood City.

Local courts, citations, and municipal records

Municipal and local court coverage is separate from the county trial-court path. Custody: The San Mateo County Sheriff's Office operates the county's two adult correctional facilities. Probation's Pretrial Services handles release recommendations and monitoring, while juvenile custody services are administered separately by the county Probation Department. Municipal: Cities and towns may maintain separate police departments and local administrative or ordinance processes. The Sheriff's Office also provides contracted policing to specified local agencies, but a complete current municipal-jurisdiction list was not verified.

Local police and incident-report sources

For police or incident records, use San Mateo County California Public Records Act request form and countywide records-request routing. Online court access is limited by confidentiality, sealing, public-access rules, and case type; the court states that online information is not the official record.

City pages and jurisdiction boundaries

The relevant local courts and agencies may serve different incorporated municipalities, so confirm the filing locality before relying on a record.

Statewide California criminal-record sources

Statewide California sources are separate from San Mateo County local records. Do not treat a statewide search as a complete county docket, jail roster, or police-record database.

Related California county guides

No adjacent county guide is live yet.

Nearby county links will be added after the neighboring pages pass the same source and content review.

Official San Mateo County and California record sources

For an official starting point, use Superior Court of California, County of San Mateo court locations, divisions, case access, hearings, and public services. Confirm current access rules, fees, contacts, and jurisdiction with the responsible agency.

Disclosure: criminal.com may earn a commission when you use the people-search tool on this page, which is powered by a third-party background-check service. Results are for personal knowledge only and may not be used for employment, housing, credit, tenant screening, or any other purpose covered by the Fair Credit Reporting Act. An arrest or booking record is not proof of guilt. This page is general information, not legal advice; for advice about a specific situation, consult an attorney.

Prefer an official source? For an official starting point, use Superior Court of California, County of San Mateo court locations, divisions, case access, hearings, and public services. Confirm current access rules, fees, contacts, and jurisdiction with the responsible agency.

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