Southern Branch (Central Traffic)
San Mateo County Southern Branch traffic division. Handles infractions from the mid-Peninsula; TBWD mail-in filings routed through the clerk’s office.
Mail your completed form TR-205-2024 packet within 30 days of the citation date to:
Southern Branch (Central Traffic)
800 N Humboldt St
San Mateo, CA 94401
California requires a bail deposit (equal to the fine) before a Trial by Written Declaration can be heard. Pay through Southern Branch (Central Traffic)’s online pay portal.
Every extra week between the citation and your filing is another week the officer can forget. California courts routinely grant first-time extension requests as a matter of course — you generally do not need a hardship reason.
- Typical grant
- 30 additional days
- Method
- Online form
- Bail deadline
- Usually extended along with the response deadline — confirm with the clerk.
- Traffic clerk phone
- (650) 522-5400
“I’d like to request a 30-day extension on my response deadline so I can prepare and file a Trial by Written Declaration. My casenumber is ____.”
Common California violations eligible by mail
Other courthouses in San Mateo County
Not legal advice. Courthouse addresses, hours, and filing procedures change. Verify with the official California court website before mailing or appearing.