Probation Administrative Offices and Juvenile Probation – Main Office 222 Paul Scannell DriveFloor 2/Floor 1San Mateo, CA 94402 Juvenile Hall 222 Paul Scannell DriveSan Mateo, CA 94402 Juvenile Traffic Court 222 Paul Scannell DriveFloor 2San Mateo, CA 94402 Probation – Pretrial Services 400 County CenterFloor 1Redwood City, CA 94063 Redwood City - Adult Probation 400 County CenterFloor 5Redwood City, CA 94063 Probation - South San Francisco 999 Grand AvenueSouth San Francisco, CA 94080