San Mateo County, California Court Filing
Fee Lookup

San Mateo County, California — home to approximately 764,442 residents and in the top quarter of California jurisdictions by population — handles court filings through the San Mateo County Superior Court in Redwood City. California's court structure (Superior Court (unified trial court — all divisions)) determines which courthouse accepts which case types and what fees apply.

For residents of San Mateo County, the filing fee amounts depend on both the state's statutory schedule and any local surcharges added by the county.

Bridging San Francisco and Silicon Valley, San Mateo County combines coastal beauty at Half Moon Bay with corporate headquarters for major tech companies along the peninsula's 101 corridor. These local economic characteristics shape the types of legal proceedings filed in San Mateo County — from probate of estates that include commercial property or business interests near Redwood City to civil disputes arising from the county's primary industries.

The San Mateo County Superior Court handles the full range of case types for this community, with filing fees applying uniformly based on case type regardless of the underlying subject matter.

San Mateo County is known for landmarks including Half Moon Bay, Filoli Historic House and Garden, CuriOdyssey at Coyote Point. For residents and businesses in the areas surrounding these community anchors, knowing the applicable filing fees and court procedures in advance helps legal matters proceed efficiently at the San Mateo County Superior Court in Redwood City.

• Filing fees in San Mateo County are based on California's statutory schedule, which applies statewide, plus any local surcharges assessed by the county. For reference, the statewide base fees by case type are: probate and estate filings — $435–$515 (Superior Court, Probate Division)
• civil complaints and appearances — $435 (unlimited civil) / $30–$225 (limited civil)
• family law matters (divorce, custody, support) — $435–$450 (Superior Court, Family Division)
• small claims filings — $30–$75 (Superior Court small claims). These figures represent the state-level base
• the total amount due at the San Mateo County Superior Court in Redwood City may include additional local charges.

As one of California's larger jurisdictions, San Mateo County may assess higher local surcharges than the state's rural counties, reflecting the greater administrative cost of operating a high-volume court in Redwood City.

• Beyond the initial filing fee, San Mateo County litigants and estate administrators should budget for recurring court costs throughout the proceeding: fees for filing subsequent motions and responses, charges for certified copies of letters testamentary or court orders (typically $5 to $25 per document in California), jury demand deposits in civil cases, and in probate matters, fees associated with filing the inventory, accountings, and petition for discharge.
• For a complete picture of expected court costs in San Mateo County, request the full fee schedule from the San Mateo County Superior Court clerk in Redwood City before initiating the proceeding.

California has been expanding electronic filing (e-filing) capabilities across its court system. San Mateo County is among the jurisdictions where e-filing is more established.

For this major county, the San Mateo County Superior Court in Redwood City likely participates in the state's e-filing system, and represented parties in civil and family matters may be required to file electronically. Contact the San Mateo County Superior Court clerk directly to confirm the current e-filing requirements for your specific case type.

When e-filing is available in San Mateo County, the system charges a convenience fee per transaction — typically $2 to $8 — in addition to the applicable statutory court fees. This convenience fee is charged by the e-filing service provider rather than the court itself and is generally non-waivable even for litigants who have received a court fee waiver.

Self-represented litigants (pro se filers) are often exempt from mandatory e-filing requirements and may file in paper at the San Mateo County Superior Court clerk's window in Redwood City during regular business hours.

For probate and estate matters in San Mateo County, e-filing availability may differ from civil cases. Some California probate courts have been slower to adopt e-filing given the document-intensive nature of estate proceedings — original wills, certified death certificates, and original deeds often require in-person or mail submission regardless of whether other case types accept electronic filing.

Verify with the San Mateo County Superior Court in Redwood City which documents can be e-filed and which require physical originals before planning your filing strategy.

• San Mateo County residents who cannot afford court filing fees may apply for a fee waiver under Cal.
• Gov.
• Code § 68631.
• To apply, file a declaration of financial condition with the San Mateo County Superior Court clerk's office in Redwood City at the time of your initial filing.
• The declaration lists all household income sources, monthly expenses, assets, and liabilities.
• A judge or court commissioner reviews the application and issues an order granting or denying the waiver, typically within a few days of submission.

• Eligibility for a fee waiver in San Mateo County generally requires that household income fall at or below 125% to 200% of the federal poverty level, or that the applicant is receiving qualifying public benefits — commonly Medicaid, SNAP, SSI, or public housing assistance.
• The specific income thresholds and qualifying programs are defined in Cal.
• Gov.
• Code § 68631 and may have been updated by recent legislation.
• Ask the San Mateo County Superior Court clerk in Redwood City for the current income guidelines before completing your declaration.

• A granted fee waiver covers filing fees charged by the San Mateo County Superior Court — including initial filing fees and subsequent filings in the same case — but does not cover costs owed to third parties.
• In San Mateo County probate proceedings, a fee waiver does not eliminate the cost of publishing a notice to creditors in a newspaper of general circulation (a statutory requirement in most states), service of process fees paid to process servers or the sheriff's office, or costs for court-ordered appraisals.
• Budget for these additional costs separately even when a fee waiver is in effect.