San Mateo County Small Claims Court
How to file a small claims case in San Mateo County, CA. Courthouse locations, hours, fees, and filing options for the Redwood City area.
E-Filing
✓ Available
File your claim online — no trip to file
Max Claim
$12,500
Court
Superior Court of California, County of San Mateo - Southern Branch: Hall of Justice and Records
Courthouse Location
Superior Court of California, County of San Mateo - Southern Branch: Hall of Justice and Records
400 County Center, 1st Floor, Room A
Redwood City, CA 94063
How to File in San Mateo County
E-filing available
This county accepts electronic filing for small claims cases.
File in person
Bring your completed forms to the courthouse clerk during business hours. Pay the filing fee by cash, check, or credit card.
File by mail
Most small claims courts accept filing by mail — check with this courthouse first. Typically you mail your completed forms with the filing fee (check or money order) plus a self-addressed stamped envelope for your returned copies.
Important for San Mateo County: Peninsula/Silicon Valley area between San Francisco and San Jose.
Ready to get your money back?
A demand letter often settles disputes before a case is ever filed — and it only takes a few minutes.
Read the demand letter guideFor statewide rules including filing limits, statutes of limitations, and court procedures, see the full California small claims court guide →