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Chatsworth Courthouse Traffic Ticket Guide

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Official court links for Chatsworth Courthouse

To pay your ticket, check your due date or look up your case, go to the court's own website.

Courthouse details

Address
Chatsworth Courthouse
9425 Penfield Ave., Chatsworth, CA 91311
Traffic phone
(213) 633-6300
Hours
Traffic Clerk's Office: 8:00 a.m.–4:30 p.m., Monday–Friday, except court holidays

About this courthouse

  • The Traffic Clerk's Office is on the 1st floor, Room 1200. (Source)
  • The Traffic Clerk's Office handles extensions, arraignment dates, traffic school requests, court trials, summary trials and trials by written declaration. (Source)
  • Traffic night court is by appointment only (no walk-ins), on the 1st Thursday of each month. (Source)

Courthouse details checked on the court's website on October 19, 2026.

Where to mail a trial by written declaration request

The court address printed on your ticket or courtesy notice is the one to use.

If your ticket or notice names Chatsworth Courthouse, the address is likely:

Chatsworth Courthouse, 9425 Penfield Ave., Chatsworth, CA 91311

Your deadline

The due date on your citation or courtesy notice is the date that counts. Under California Rules of Court, rule 4.210, your request (and bail, if your court requires it) is due by that date, or a later date the court gives you.

California Rules of Court, rule 4.210

Contest by mail in 3 steps

  1. Fill out your request and written declaration. Most courts use form TR-205; check your notice for your court's steps.
  2. Send everything to the court, with bail if your court requires it, by the due date on your notice.
  3. The judge decides from the papers, and the court mails or delivers the decision to you.
Form TR-205, explained →
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More in Los Angeles County

Los Angeles County traffic court guide →

Other courthouse guides in this county:

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Your ticket has a deadline. Tell your side today.

Most California citations have a 60-day deadline. Write what happened in your own words, then review, edit and sign your declaration.

Start my declaration

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