Official
County court
California Criminal Self Service Center
How to see or get a copy of records from criminal cases.
Open official site California Criminal Self Service CenterStart here
Most requested Diablo records
Every card below goes to the government office responsible for that record. Use the category buttons to narrow the list.
Official
County court
California Department of Justice Background Checks
Background criminal record searches of individuals as a pre-employment requirement, fingerprinting, foreign adoptions, licensing, certification, condition of residency and more. Online criminal history checks, applicant fingerprinting and processing.
Open official site California Department of Justice Background Checks
Official
Police & jail
California Inmate Locator
Locate inmates held in California correctional facilities. Obtain an inmate's contact information including the current facility and location where the prisoner is held. Research statistical information about parolees and inmates. View reports about.
Open official site California Inmate Locator
Official
County court
California Sex Offenders
Information provided by criminal justice departments and local police agencies. Daily updated list of persons required to register in California as sex offenders. View detailed profiles on all registrants. Publication directory of reports to.
Open official site California Sex Offenders
Official
Police & jail
California Wanted Alerts
Search for fugitives wanted by the California department of Corrections. The state's wanted person's online database to the public will show photo, age, physical description, offense, bulletins, warrant date and crime information.
Open official site California Wanted Alerts
Official
Police & jail
California Criminal History Request and Review
Information of arrests and convictions in California
Open official site California Criminal History Request and Review
Official
Police & jail
California Highway Patrol
Look up current arrests, CIG alerts (radio stations broadcast of warnings regarding unusual or hazardous traffic conditions) and hot spots.
Open official site California Highway Patrol
Official
State records
California Department of Fish and Game
Fishing licenses, hunting licenses and more.
Open official site California Department of Fish and Game
Official
State records
California Attorney General
California office of the attorney general.
Open official site California Attorney General
Official
State records
Commission On Peace Officer Standards and Training
California law enforcement training academy and more.
Open official site Commission On Peace Officer Standards and Training
Official
Property records
California Property Records
Obtain property tax info by contacting the county assessor.
Open official site California Property Records
Official
Property records
Unclaimed Property Search
Database of unclaimed property reported by various financial institutions, insurance companies, corporations and associations. Search can be conducted by individual owner's name, business name, government entity or property. Query results show.
Open official site Unclaimed Property SearchNothing in this category on this page.
Everything else, organized
More official Diablo record sources
Other official sources
- Contra Costa County Sheriff's Officeoag.ca.gov
- ⚖️ Courts & Case Records in Diablooccourts.org
- Search Property Documents Disclaimer Page – Contra Costa Countycontracostavote.gov
- NCES Public School District Searchnces.ed.gov
- FBI Crime Data Explorercde.ucr.cjis.gov
- IMLS Library Search & Compareimls.gov
- FBI Identity History Summary Checksfbi.gov
Local record guide
About public records in Diablo
Useful local context without burying the official record links above.
Local profile
Diablo at a glance
- County
- Contra Costa County
- County seat
- Martinez
- Population
- 772
- Contra Costa County population
- 1,153,526
- Local records
- Contra Costa County offices
- ZIP codes
- 94506, 94528
About Diablo public records
Law enforcement in Diablo falls under the jurisdiction of the Contra Costa County Sheriff’s Office, as the town is not an incorporated city. The Contra Costa County Jail, located in Martinez, is the primary detention facility for people arrested in the area. Residents seeking public records in Diablo can use the California Public Records Act (CPRA) to request various documents. Vital records, including birth, death, and marriage certificates, can be obtained through the Contra Costa County Clerk's office, which also provides essential information and guidance for the request process. Property records are accessible via the Contra Costa County Assessor’s Office, which offers online searches for property related inquiries.
The Contra Costa County Elections Division handles all voting matters for Diablo residents from its office at 555 Escobar Street, Martinez, CA 94553. The office can be reached at (925) 335-7800, and the website is contracostavote.gov. County: Contra Costa · Phone: (925) 957-7100 · Email: Payment Info · Rolling fee: $35.00 · Payment Methods: Cash · Cashier's Check · Checks · Money Order · Operation Hours · Hours: Weekdays · Appt.
Straight answers
Diablo public-records FAQs
Open only the answer you need.
How do I register to vote in Diablo, California?
To register to vote in Diablo, California, residents can register online through the California Secretary of State's website, by mail, or in person at the Contra Costa County elections office. California requires voters to be U.S. citizens, at least 18 years old by Election Day, and residents of the state. The standard online and mail registration deadline is 15 days before an election; conditional voter registration is available after that deadline and on Election Day at county election offices and vote centers. Voters can verify their registration status and find polling locations through the California Secretary of State's voter lookup tool. For local county and state elections (Diablo is an unincorporated community in Contra Costa County and does not hold municipal elections), contact the Contra Costa County Clerk's office for schedules and ballot information.
How do I look up property records in Diablo, California?
Property records for Diablo, California are maintained by the Contra Costa County Assessor's Office and the Contra Costa County Clerk and Recorder. The Assessor's Office is responsible for discovering, listing, and valuing all taxable property within Contra Costa County, including parcels in Diablo. Records available include property ownership, assessed values, legal descriptions, parcel maps, and tax history. The Contra Costa County Clerk and Recorder maintains recorded documents including deeds, mortgages, liens, and easements. Many California counties provide online property record searches through their county websites. The Contra Costa County Treasurer handles property tax payments and tax sale information.
How do I get a birth or death certificate in Diablo, California?
Birth, death, and marriage records for Diablo, California residents are available through both county and state offices. The California Department of Public Health, Vital Records, located in Sacramento, maintains statewide vital records and can issue certified copies of birth and death certificates for events occurring anywhere in California. Orders can be placed online, by mail, or in person. Locally, the Contra Costa County Clerk's office issues marriage licenses and maintains marriage records for Contra Costa County. Birth and death certificates may also be available through local vital records offices. Requestors typically need to provide valid photo identification and proof of their relationship to the person named on the record. Processing times and fees vary by office and record type.
Same county
Nearby Contra Costa County cities
Use the city page when a record was created by a municipal police department or city office; use the county page for courts, deeds, vital records and jail custody.