San Mateo County Superior Court — Modification of Sentence — CA · BenchPath

San Mateo County Superior Court — Modification of Sentence

High confidence· verified October 8, 2026Divisional InstructionsModification of Sentence, Superior Court of California, County of San Mateo; the court's web page https://sanmateo.courts.ca.gov/divisions/criminal-division/modification-sentence, fetched 2026-10-08.

Summary

A court probationer is placed on calendar the same day by checking in at the criminal clerk's office by 9:00 a.m. (the Southern Branch, Monday to Friday; the Northern Branch, Monday to Thursday); felony court probation through the Private Defender; supervised probation through the probation officer.

Applies to

California > First Appellate District > San Mateo County > Superior Court of California, County of San Mateo

Requirement

Court Probation If you are on court probation, you can ask the court to place you on calendar for modification (change) of sentence. To appear in court and have your case heard on the same day, you must appear in person and check-in at the criminal clerk's office: Southern Branch (Hall of Justice): NO LATER THAN 9:00 A.M. Monday - Friday Northern Branch: NO LATER THAN 9:00 A.M. Monday - Thursday If you are on court probation for a felony, you must contact the Private Defender's Office at 650-298-4000. Supervised Probation If you are on supervised probation, you must contact your probation officer to ask for a modification of probation. You can reach the Probation Department at (650) 363-4244. Criminal Division Southern Branch (Hall of Justice) 400 County Center, 4th Floor Redwood City, CA 94063 Northern Branch 1050 Mission Road South San Francisco, CA 94080 Both Locations: Office and Phone Hours: Monday - Friday: 8:00 a.m. - 4:00 p.m. Phone: (650) 261-5100 option #1 Fax: (650) 261-5050

Source of truth

Court Probation If you are on court probation, you can ask the court to place you on calendar for modification (change) of sentence. To appear in court and have your case heard on the same day, you must appear in person and check-in at the criminal clerk's office: Southern Branch (Hall of Justice): NO LATER THAN 9:00 A.M. Monday - Friday Northern Branch: NO LATER THAN 9:00 A.M. Monday - Thursday I

Official source: Superior Court of California, County of San Mateo — court website
Source health: Healthy · checked September 28, 2026
Effective date: —
Last verified: October 8, 2026benchpath-ca-t4-san-mateo-2026-10-08

Reviewer note: Composed 2026-10-08 (California T4 San Mateo build 2026-10-08) from BenchPath custody ca/t4/ca-san-mateo/pages/divisions__criminal-division__modification-sentence.html (the page as fetched 2026-10-08; 575161 bytes, sha256 c7292f2c8a2605071f4736589be18cedc668340b30f2e70996caaf4f065c554f) with the Orange HTML composer (compose-site.py, the Judicial Council theme's area): the article's content sections (section.jcc-section), news bodies (div.jcc-news-full) and title banners (div.jcc-hero; the first banner's heading, the page title, is chrome) - the site header, menus, breadcrumb and footer lie outside them; each block starts a line and each table cell is set on its own line; chrome removed: 1 item; proof (the multiset of non-space characters equals the containers' text less chrome and scripts) passes.