Marin County, California Probate
Cost Calculator

The Marin County Superior Court in San Rafael administers all probate matters for Marin County, California. Local court procedures supplement the state's probate code and can affect scheduling, filing requirements, and overall costs.

The Marin County Superior Court in San Rafael processes a high volume of estate filings, with dedicated probate staff and structured hearing calendars. Expect longer initial wait times for hearings, but the trade-off is a court system with deep experience handling complex estates.

The typical probate timeline runs 9-18 months.

California Probate Code § 10800 sets identical statutory fee tiers for both executors and attorneys — 4% on the first $100K down to 0.5% above $10M. These apply uniformly in Marin County.

Courts may authorize extraordinary fees under § 10811 for complex matters. For the full breakdown, see our California Probate Calculator.

The Marin County Superior Court is located at 3501 Civic Center Drive, Room 116, San Rafael, CA 94903. The court clerk can be reached at (415) 444-7000.

Visit the court's website for current forms, fee schedules, and filing instructions. Electronic filing is available.

Office hours: Mon–Fri 8:30 AM–4:30 PM.

• California's statutory fee schedule (Probate Code § 10800) applies identically in Marin County: 4% on the first $100K, 3% on the next $100K, 2% on the next $800K, 1% on the next $9M, 0.5% above $10M.
• Courts may authorize extraordinary fees under § 10811.
• Fees apply to gross estate value — not net — making California probate among the most expensive nationally.

• Court filing fees at the Marin County Superior Court in San Rafael include the petition fee, Letters Testamentary, and certified copies.
• Contact the clerk's office for the current schedule.

• Probate proceedings in Marin County — California's 26th most populated county — begin with filing a Petition for Probate at the Marin County Superior Court in San Rafael.
• 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 San Rafael-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 Marin County, ranked 26th 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 Marin 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.

• Getting an accurate cost estimate before you start probate in Marin County helps you budget for California's statutory percentage schedule plus local filing fees at the Marin County Superior Court.
• The clerk's office in San Rafael can answer procedural questions about required forms and hearing schedules.

• This free probate calculator applies California's specific rules automatically — enter the estate's approximate value to get an instant breakdown of expected fees.
• No account required.