Probate in Orange County
By Find Local Law Editorial Team · Last reviewed: May 23, 2026
Researched and drafted with AI assistance and verified against primary sources (statutes, Judicial Council forms, and official court websites). This is general information, not legal advice.
If you’re handling an estate in Orange County, the process follows California’s statewide probate timeline and statutory fee schedule — what’s local is where you file and the court’s self-help resources.
Orange County probate is heard at the Costa Mesa Justice Complex. Before you start, it’s worth confirming whether the estate even needs full probate: smaller estates can often use a small estate affidavit instead. If you do proceed, the executor duties guide covers what you’ll be responsible for, and do you need a lawyer walks through when to get help.
Local court information
Courthouse: Costa Mesa Justice Complex, 3390 Harbor Blvd., Costa Mesa, CA 92626 — the Probate Clerk's Office is on the first floor.
Orange County probate matters are heard at the Costa Mesa Justice Complex (CMJC). The court's Self-Help Services offer in-person help and Live Self-Help Kiosk services for probate, and can review completed forms before filing. Verify current hours, departments, and any tentative-ruling procedures on the court's official site before you file.
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- Where is probate filed in Orange County?
- Orange County probate matters are handled at the Costa Mesa Justice Complex, 3390 Harbor Blvd., Costa Mesa, CA 92626. The Probate Clerk's Office is on the first floor. Always confirm the current filing location and department on the Orange County Superior Court website before filing.
- Does Orange County have a probate self-help center?
- Yes. The Orange County Superior Court's Self-Help Services provide in-person assistance and Live Self-Help Kiosk services for probate, and staff can review your completed forms before you file them. Check the court's site for current hours and locations.
- What court rules apply to Orange County probate?
- California's statewide Probate Code governs the substance — fees, deadlines, and procedure — while the Orange County Superior Court sets local rules and hearing/tentative-ruling practices. Review both before filing.