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California DUI defense

DUI defense in Castro Valley.

Castro Valley DUI cases are filed at the Alameda County Superior Court in Oakland. An unincorporated Alameda County community, Castro Valley is served by the Alameda County Sheriff rather than a city police force, with CHP covering I-580 through the Castro Valley canyon.

The courthouse handling Castro Valley DUI cases

Castro Valley DUI cases are filed at the Alameda County Superior Court in Oakland. Castro Valley is unincorporated Alameda County, there is no city of Castro Valley. See the Alameda County DUI defense guide.

The DMV Driver Safety Office

The Oakland Driver Safety Office handles APS hearing requests for all Alameda County DUI arrests, including Castro Valley. The 10-day deadline runs from the arrest date.

10-day DMV hearing deadline

You have 10 calendar days from your arrest date to request an APS hearing. Missing this deadline means automatic license suspension beginning 30 days after arrest. Contact the applicable Driver Safety Office immediately or have an attorney request the hearing on your behalf.

Law enforcement and DUI enforcement patterns

The Alameda County Sheriff’s Department (Castro Valley patrol area) handles DUI enforcement in Castro Valley, there is no city police department. CHP enforces I-580 through the Castro Valley canyon, a winding, hilly freeway stretch with a consistent CHP enforcement presence. Castro Valley Boulevard entertainment area sees Sheriff enforcement.

How local prosecutors handle DUI cases

Castro Valley DUI cases are prosecuted by the Alameda County DA’s office. Unincorporated area arrests by the Sheriff still go through the same DA’s office as city arrests.

After a Castro Valley DUI arrest: your immediate priorities

Request the DMV APS hearing within 10 days at the Oakland Driver Safety Office. Your arraignment will be in Oakland.

Common questions

Castro Valley DUI defense questions

Does Castro Valley have its own police department?

No. Castro Valley is an unincorporated community in Alameda County and is served by the Alameda County Sheriff’s Department. There is no Castro Valley Police Department.

Which courthouse handles Castro Valley DUI cases?

The Alameda County Superior Court in Oakland.

What is the DMV hearing deadline for a Castro Valley DUI?

10 calendar days from your arrest date.

Why is I-580 through the Castro Valley canyon an enforcement zone?

The I-580 Castro Valley canyon section is hilly and winding, creating driving conditions where impairment is more apparent to officers. CHP maintains consistent enforcement presence there year-round.

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