Contra Costa County, California Court Filing
Fee Lookup

• Contra Costa County, California — home to approximately 1,165,927 residents and in the top quarter of California jurisdictions by population — handles court filings through the Contra Costa County Superior Court in Martinez.
• 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 Contra Costa County, the filing fee amounts depend on both the state's statutory schedule and any local surcharges added by the county.

• A suburban East Bay county with a mix of affluent communities and industrial waterfront towns, Contra Costa offers proximity to San Francisco while maintaining a more relaxed pace of life.
• These local economic characteristics shape the types of legal proceedings filed in Contra Costa County — from probate of estates that include commercial property or business interests near Martinez to civil disputes arising from the county's primary industries.
• The Contra Costa 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.

• Contra Costa County is known for landmarks including Mount Diablo State Park, John Muir National Historic Site, Blackhawk Museum.
• 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 Contra Costa County Superior Court in Martinez.

• Filing fees in Contra Costa 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 Contra Costa County Superior Court in Martinez may include additional local charges.

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

• Beyond the initial filing fee, Contra Costa 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 Contra Costa County, request the full fee schedule from the Contra Costa County Superior Court clerk in Martinez before initiating the proceeding.

• California has been expanding electronic filing (e-filing) capabilities across its court system.
• Contra Costa County is among the jurisdictions where e-filing is more established.
• For this major county, the Contra Costa County Superior Court in Martinez 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 Contra Costa County Superior Court clerk directly to confirm the current e-filing requirements for your specific case type.

• When e-filing is available in Contra Costa 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 Contra Costa County Superior Court clerk's window in Martinez during regular business hours.

• For probate and estate matters in Contra Costa 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 Contra Costa County Superior Court in Martinez which documents can be e-filed and which require physical originals before planning your filing strategy.

• Contra Costa 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 Contra Costa County Superior Court clerk's office in Martinez 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 Contra Costa 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 Contra Costa County Superior Court clerk in Martinez for the current income guidelines before completing your declaration.

• A granted fee waiver covers filing fees charged by the Contra Costa County Superior Court — including initial filing fees and subsequent filings in the same case — but does not cover costs owed to third parties.
• In Contra Costa 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.