Blackhawk, CA Public Records
Blackhawk is an unincorporated community (a census-designated place) in Contra Costa County, California, with an estimated population of 10,137 (U.S. Census Bureau, 2020–2024 American Community Survey) and 5.8 square miles of land.
🏢 Local Government for Blackhawk
Blackhawk is not an incorporated city or town, so it has no city hall, town clerk or local government of its own. Local government services and records for Blackhawk come from Contra Costa County. Birth and death certificates, marriage records, deeds and court files come from the county and state offices below.
Population figure: U.S. Census Bureau, 2020–2024 American Community Survey 5-year estimate for the Blackhawk census-designated place (a statistical area, not a government).
↑ Back to record types🏛️ County Courthouse & Records Office for Blackhawk
Blackhawk is in Contra Costa County. In California, deeds, mortgages and other land records are recorded by the County Recorder. Divorce cases in California are heard by the Superior Court in each county. Wills and estates in California are handled by the Superior Court in each county.
📍 Contra Costa County at a Glance
| County | Contra Costa County |
| County population (2024 est.) | 1,172,607 Source: www2.census.gov ↗ |
⚖️ Court Records (Non-Criminal Cases) (Superior Court of California, County of Contra Costa)
| Address | 725 Court Street (P.O. Box 911), Martinez, CA 94553 |
| Directions | Get directions ↗ |
| Phone | (925) 608-1000 |
| Hours | Monday - Friday: 8:00am - 4:00pm |
| Records available | Court case files: civil cases, probate (includes name change), criminal (filing) |
| Official website | cc-courts.org |
| Sources | cc-courts.org/…/court-records-non-criminal-cases ↗ courts.ca.gov/…/find-your-court ↗ |
| Last verified | October 16, 2026 |
📜 Contra Costa County Recorder
| Address | 555 Escobar Street, Martinez, CA 94553 |
| Directions | Get directions ↗ |
| Phone | (925) 335-7900 |
| Hours | Not stated |
| Records available | Certified copies of birth and death records (all years) and public marriage records; recorded property documents (deeds) |
| Good to know | Confidential marriage records are kept by the County Clerk. Birth and death records from the current and prior year are also available from the county health department (local registrar). |
| Official website | cccounty.us |
| Sources | cdph.ca.gov/…/county-registrars-and-recorders.aspx ↗ cdph.ca.gov/…/Obtaining-Vital-Records-From-County-Offi ↗ |
| Last verified | October 16, 2026 |
See the full Contra Costa County records page →
↑ Back to record types📋 Where to Get Records for Blackhawk
Where to get the most-requested public records for people and property in Blackhawk, CA:
📋 Blackhawk Records Guide
| Birth & death certificates | California Department of Public Health – Vital RecordsIn California, certified birth and death certificates can also be ordered from the County Recorder (or county health department) in the county where the event occurred. |
| Deeds & property records | In California, deeds, mortgages and other land records are recorded by the County Recorder. |
| Court cases & divorce | Contra Costa County courthouse. Divorce cases in California are heard by the Superior Court in each county. |
| Wills & estates | Wills and estates in California are handled by the Superior Court in each county. |
| State court system | California Courts – Judicial Branch of California |
| Sex offender registry | California Megan's Law Website (California DOJ) |