San Mateo County, California Probate
Cost Calculator

Probate matters in San Mateo County, California are filed and processed at the San Mateo County Superior Court in Redwood City. The jurisdiction serves 764,442 residents, making it in the top quarter of California jurisdictions by population, and the court applies California's statutory percentage schedule alongside local procedures that influence filing timelines, hearing schedules, and the overall cost of estate administration.

With 764,442 residents, San Mateo County ranks 15th in California by population — firmly in the metropolitan tier. The San Mateo County Superior Court in Redwood City manages a significant probate caseload, with standardized procedures and dedicated staff that help cases move through the system efficiently.

However, the high volume means longer wait times for hearing dates compared to the state's less busy jurisdictions, and the court may apply closer scrutiny to fee petitions and accountings.

Probate in San Mateo County — the 15th most populated of California's 58 counties — is administered through the San Mateo County Superior Court in Redwood City. California's statutory fee schedule (Probate Code § 10800) sets identical compensation tiers for both executors and attorneys, making fee calculations predictable across the state.

San Mateo County's substantial caseload means the court operates with established probate procedures, dedicated hearing days, and experienced staff.

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 and cultural factors directly influence probate in San Mateo County — from the types and values of assets in local estates to the complexity of property division and the availability of specialized probate attorneys in the Redwood City area.

San Mateo County is home to notable landmarks and institutions including Half Moon Bay, Filoli Historic House and Garden, CuriOdyssey at Coyote Point, Mavericks surf break. For estates that include interests in local businesses, commercial real estate near these anchors, or specialized assets tied to the area's economy, probate costs can increase due to the need for professional appraisals and valuations.

The San Mateo County Superior Court in Redwood City handles these complex matters alongside routine estate administration.

As a major metropolitan center, San Mateo County's real estate values and cost of living tend to push estate values — and therefore probate fees — higher than in the state's rural jurisdictions. The trade-off is a deeper pool of experienced probate attorneys and more established court procedures.

• California Probate Code § 10800 establishes a statutory fee schedule for both executor and attorney compensation in San Mateo County, ranked 15th of the state's 58 counties.
• The tiers are identical for both roles: 4% on the first $100,000, 3% on the next $100,000, 2% on the next $800,000, 1% on the next $9 million, and 0.5% on amounts above $10 million.
• Courts may authorize additional "extraordinary" fees under § 10811 for services beyond routine administration, such as tax planning, litigation, or business management.

• Court filing fees in San Mateo County are set by the San Mateo County Superior Court in Redwood City and include the initial petition fee, fees for Letters Testamentary or Letters of Administration, and charges for certified copies of court orders.
• The San Mateo County Superior Court processes probate filings alongside other civil matters, and confirm the current fee schedule and local filing requirements with the clerk's office.
• California probate is among the most expensive in the nation due to the statutory fee structure, which applies to the gross estate value rather than the net value — a critical distinction that is critical to understand when estimating costs.

• Probate proceedings in San Mateo County — California's 15th most populated county — begin with filing a Petition for Probate at the San Mateo County Superior Court in Redwood City.
• California requires a mandatory waiting period of at least 15 days after filing before the court can schedule a hearing, and notice must be given to all heirs and beneficiaries.
• The timing of the initial hearing depends on the court's current calendar availability.

• After appointment, the personal representative must publish notice to creditors in a Redwood City-area newspaper, file an Inventory and Appraisal within four months (using a court-appointed Probate Referee for real property and certain assets), and manage the estate through the creditor claims period.
• California's probate timeline of 9-18 months is among the longest in the nation, driven by mandatory waiting periods, the Probate Referee appraisal process, and court calendar constraints.
• The Independent Administration of Estates Act (IAEA) — available with court approval — reduces the need for ongoing court supervision and can accelerate distributions to beneficiaries.

California's small estate threshold — $208,850 (adjusted annually for inflation) — is among the highest in the nation, making the small estate affidavit a widely used alternative to formal probate in San Mateo County, ranked 15th of the state's 58 counties. Under California Probate Code § 13100, heirs can use a declaration to collect real property valued under $75,000 per parcel, and § 13100 affidavits to collect personal property without opening a probate case.

The affidavit cannot be used until 40 days after the decedent's death.

In San Mateo County, where property values may be more moderate, a meaningful share of estates qualifies for the small estate affidavit. California also permits Transfer-on-Death Deeds (effective since 2016) for real property, providing another mechanism to avoid probate for the single largest asset in most estates.

• If you're beginning the probate process in San Mateo County — California's 15th most populated jurisdiction out of 58 — the San Mateo County Superior Court in Redwood City is where you'll file.
• The court processes a moderate volume of probate matters, and understanding local filing norms and scheduling preferences helps cases move more predictably.
• The clerk's office in Redwood City can often answer basic procedural questions about required forms and filing deadlines.

• This free probate calculator covers California's statutory percentage schedule and generates instant estimates based on estate value — no account required.
• Whether you're an executor, a beneficiary, or a family member trying to understand what comes next, you can get a clear picture of expected costs for San Mateo County in just a few minutes.

Beyond probate costs, San Mateo County residents may need other legal tools. Our Divorce Cost Estimator for California covers filing fees, attorney costs, and mediation options across the state.

For statewide legal deadlines, see the California Statute of Limitations lookup.

Additional free tools: California Estate Tax Calculator for federal and state estate tax exposure, California Small Estate Checker to see if the estate qualifies for simplified procedures, and California Homestead Exemption Calculator to understand property protections that may affect the probate estate.

• Probate rules and costs vary across California's 58 counties.
• Compare San Mateo County with other jurisdictions: Los Angeles County, San Diego County, Orange County, Riverside County.

Each county page covers local court procedures, filing fees, small estate thresholds, and an interactive probate cost calculator pre-set for that county's specific rules.

• Probate rules and costs vary across California's 58 counties.
• Compare San Mateo County with other jurisdictions: Los Angeles County, San Diego County, Orange County, Riverside County.

Each county page covers local court procedures, filing fees, small estate thresholds, and an interactive probate cost calculator pre-set for that county's specific rules.