Marin County Criminal Records

Criminal · Arrest · Court · Sex offender

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

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Searches are compiled from court, county, and statewide public-record sources.

Marin County public records: common questions

Where to search Marin County records

Marin County, California court, custody, police, and statewide records are kept in separate systems. Start court research with County California Public Records Act request process. Check current custody through Sheriff booking and unincorporated-area incident records.

Court casesCounty California Public Records Act request process
Current custodySheriff booking and unincorporated-area incident records
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.

Marin County has 11 incorporated cities and towns: Belvedere, Corte Madera, Fairfax, Larkspur, Mill Valley, Novato, Ross, San Anselmo, San Rafael, Sausalito, and Tiburon.
Marin County government states that unincorporated areas do not have their own mayor or police department and are served by county government.
The Marin County Superior Court is at the Civic Center, Hall of Justice, 3501 Civic Center Drive, San Rafael, and lists civil, criminal, family, probate, juvenile, traffic, and small-claims divisions.
The Sheriff’s Records Division is the repository for Marin County booking records and official incident reports taken by the Sheriff’s Office in unincorporated areas.
The Marin County Jail is operated by the Sheriff’s Detention Services Bureau on the Civic Center grounds in San Rafael; the Sheriff provides a current-custody booking log and jail phone line.
Marin County public-record requests are generally processed within 10 days, with a possible 14-day extension for complex requests.

Marin County official record-source actions
Record type	Agency or source	Scope	Action	Last checked
Court cases	County California Public Records Act request process	County or local	Open source	August 10, 2026
Jail and custody	Sheriff booking and unincorporated-area incident records	County or local	Open source	August 10, 2026
Official records	Marin County official source (marincounty.gov)	County or local	Open source	August 10, 2026
Court cases	Marin County Superior Court location, divisions, and official contacts	County or local	Open source	August 10, 2026
Jail and custody	Marin County official source (marinsheriff.gov)	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 Marin 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 Marin County. Marin County has 253,694 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: 06-041
Population: 253,694 residents (2025 estimate)
Marin County has 11 incorporated cities and towns: Belvedere, Corte Madera, Fairfax, Larkspur, Mill Valley, Novato, Ross, San Anselmo, San Rafael, Sausalito, and Tiburon.
Local detail: Marin County government states that unincorporated areas do not have their own mayor or police department and are served by county government.
Local detail: The Marin County Superior Court is at the Civic Center, Hall of Justice, 3501 Civic Center Drive, San Rafael, and lists civil, criminal, family, probate, juvenile, traffic, and small-claims divisions.
Local detail: The Sheriff’s Records Division is the repository for Marin County booking records and official incident reports taken by the Sheriff’s Office in unincorporated areas.
Local detail: The Marin County Jail is operated by the Sheriff’s Detention Services Bureau on the Civic Center grounds in San Rafael; the Sheriff provides a current-custody booking log and jail phone line.
Local detail: Marin County public-record requests are generally processed within 10 days, with a possible 14-day extension for complex requests.

What is specific about this local guide

Marin County has 11 incorporated cities and towns: Belvedere, Corte Madera, Fairfax, Larkspur, Mill Valley, Novato, Ross, San Anselmo, San Rafael, Sausalito, and Tiburon.
Local detail: Marin County government states that unincorporated areas do not have their own mayor or police department and are served by county government.
Local detail: The Marin County Superior Court is at the Civic Center, Hall of Justice, 3501 Civic Center Drive, San Rafael, and lists civil, criminal, family, probate, juvenile, traffic, and small-claims divisions.

How do I search Marin Superior Court criminal, civil, family, probate, juvenile, traffic, or small-claims cases?

For Marin County, start with County California Public Records Act request process and Sheriff booking and unincorporated-area incident records, then confirm the filing court or creating agency. How do I search Marin Superior Court criminal, civil, family, probate, juvenile, traffic, or small-claims cases depends on the record type and jurisdiction. Sheriff incident records for incorporated cities may be held by the relevant city police agency rather than the County Sheriff.

How can I confirm whether someone is currently in custody at the Marin County Jail?

For Marin County, start with County California Public Records Act request process and Sheriff booking and unincorporated-area incident records, then confirm the filing court or creating agency. How can I confirm whether someone is currently in custody at the Marin County Jail depends on the record type and jurisdiction. Sheriff incident records for incorporated cities may be held by the relevant city police agency rather than the County Sheriff.

Where do I request a Marin County booking record or Sheriff incident report?

For Marin County, start with County California Public Records Act request process and Sheriff booking and unincorporated-area incident records, then confirm the filing court or creating agency. Where do I request a Marin County booking record or Sheriff incident report depends on the record type and jurisdiction. Sheriff incident records for incorporated cities may be held by the relevant city police agency rather than the County Sheriff.

Which agency holds a police report for an incident in an incorporated Marin city or town?

For Marin County, start with County California Public Records Act request process and Sheriff booking and unincorporated-area incident records, then confirm the filing court or creating agency. Which agency holds a police report for an incident in an incorporated Marin city or town depends on the record type and jurisdiction. Sheriff incident records for incorporated cities may be held by the relevant city police agency rather than the County Sheriff.

How do I submit a Marin County California Public Records Act request?

For Marin County, start with County California Public Records Act request process and Sheriff booking and unincorporated-area incident records, then confirm the filing court or creating agency. How do I submit a Marin County California Public Records Act request depends on the record type and jurisdiction. Sheriff incident records for incorporated cities may be held by the relevant city police agency rather than the County Sheriff.

How do I request a certified or historical Marin Superior Court record?

For Marin County, start with County California Public Records Act request process and Sheriff booking and unincorporated-area incident records, then confirm the filing court or creating agency. How do I request a certified or historical Marin Superior Court record depends on the record type and jurisdiction. Sheriff incident records for incorporated cities may be held by the relevant city police agency rather than the County Sheriff.

Should I contact Marin County or the local city or town for a permit, road, planning, public-safety, or other municipal matter?

For Marin County, start with County California Public Records Act request process and Sheriff booking and unincorporated-area incident records, then confirm the filing court or creating agency. Should I contact Marin County or the local city or town for a permit, road, planning, public-safety, or other municipal matter depends on the record type and jurisdiction. Sheriff incident records for incorporated cities may be held by the relevant city police agency rather than the County Sheriff.

Jail, booking, and custody records

For current custody information, start with Sheriff booking and unincorporated-area incident records. Sheriff incident records for incorporated cities may be held by the relevant city police agency rather than the County Sheriff.

Finding Marin County criminal court records

Start with Marin County Superior Court location, divisions, and official contacts for the official Marin County court path. County: Marin County government and its five-member Board of Supervisors govern countywide functions and provide many municipal services in unincorporated Marin. Court: The Marin County Superior Court is the county trial court and handles the listed civil, criminal, family, probate, juvenile, traffic, and small-claims matters from the San Rafael Civic Center.

Local courts, citations, and municipal records

Municipal and local court coverage is separate from the county trial-court path. Custody: The Marin County Sheriff’s Office Detention Services Bureau operates the Marin County Jail and provides current-custody booking information. The jail houses people booked for law violations and people sentenced by Marin County courts. Municipal: The 11 incorporated cities and towns have their own councils and provide local laws and services such as planning, public safety, roads, permits, parks, libraries, and law enforcement. County jurisdiction applies differently in unincorporated areas.

Local police and incident-report sources

Request a police or incident record from the sheriff or municipal police agency that created it. The Marin Superior Court public portal states that the most current filings may not yet appear and that older criminal matters filed before June 20, 2023 remain in the EJUS system.

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 Marin 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 Marin County and California record sources

For an official starting point, use County California Public Records Act request process. 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 County California Public Records Act request process. Confirm current access rules, fees, contacts, and jurisdiction with the responsible agency.

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