Walnut Creek firm serving Contra Costa and Alameda counties. Probate work covers court filings and hearings, creditors' claims, inventory and appraisals, court accountings, and distribution, alongside trust administration, conservatorship petitions, and special needs trusts. Represents trustees, personal representatives, beneficiaries, and heirs in will contests and trust disputes.
Pittsburg is in Contra Costa County.
More Tax Planning Firms in Contra Costa County
Serves Marin County from San Rafael, with offices across Northern and Southern California and statewide service by phone and video. Handles probate, trust administration, and Medi-Cal and elder law matters alongside estate and tax planning. Founder Jim Cunningham heads the San Rafael office and is a State Bar certified specialist in Estate Planning, Trust and Probate Law.
Probate in Contra Costa County
Probate Court Record
Contra Costa County Superior Court - Probate Division
Contra Costa County
Phone
Hours
Monday-Friday 8:00 AM-4:00 PM
Office
725 Court Street, Martinez, CA 94553
Website
E-filing
Self-represented filing
Allowed
Self-help forms
How to file probate in Contra Costa County →
Verified October 15, 2026 · Source
Do I need a lawyer for probate in Contra Costa County? →Settling an estate in Contra Costa County →
Forms for Planning and Settling an Estate in California
Free California forms to plan or settle an estate: a will, trust, powers of attorney, TOD deed and the probate forms. Prepare each form for California.
$12/month
Revocable Living Trust
Create a revocable living trust to avoid probate, protect privacy, and control asset distribution.
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Free
Last Will and Testament
In California, a will is signed before 2Cal. Prob. Code § 6110Verified Oct 18, 2026View source witnesses, and the witnesses sign an affidavit at probate instead of a self-proving affidavitCal. Prob. Code § 6110Verified Oct 18, 2026View source.
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Free
Pour-Over Will
In California, a pour-over will is signed before 2Cal. Prob. Code § 6110Verified Oct 18, 2026View source witnesses and moves anything left outside the trust into it through probate.
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Tools for Planning and Settling an Estate in California
Free calculators and checklists to plan or settle an estate in California: will and trust costs, probate, executor pay and taxes. Run each tool for California.
How Much Are Estate & Inheritance Taxes?
California levies no estate or inheritance taxNo state estate, inheritance, or gift tax; prohibited by Cal. Rev. & Tax. Code § 13301 (voter Prop 6, 1982). California Estate Tax Return no longer required for decedents dying on/after Jan. 1, 2005 (CA State Controller's Office).Verified Sep 15, 2026View source; only the federal estate tax applies above $15,000,00026 USC 2001(c), 2010; P.L. 119-21 §70106Verified Sep 15, 2026View source.
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What Taxes Apply to My Inheritance?
California imposes no inheritance or estate taxNo state estate, inheritance, or gift tax; prohibited by Cal. Rev. & Tax. Code § 13301 (voter Prop 6, 1982). California Estate Tax Return no longer required for decedents dying on/after Jan. 1, 2005 (CA State Controller's Office).Verified Sep 15, 2026View source; probate assets arrive when the estate closes, 9 months to 12 months for a simple estate.
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How Does Step-Up in Basis Work?
Inherited assets in California take a basis reset to fair market value on the date of death26 USC § 1014Verified Sep 15, 2026View source, and the gain on a later sale faces ordinary income tax at the state's regular ratesCal. Rev. & Tax. Code § 17041(a), (e), (h) — rate schedule; estates/trusts taxed at individual rates; annual bracket indexingVerified Sep 15, 2026View source.
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When Do I Have to Withdraw an Inherited IRA?
See which federal withdrawal rules apply to an inherited IRA, Roth IRA, or employer plan, the deadline year, and the missed-withdrawal tax.
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What Does Estate Planning Actually Cost?
An attorney-prepared revocable trust in California runs $4,320Estimate: 10 hours at $432, Clio's California Trusts rate; Compare Lawyer Rates, 2025 dataVerified Oct 15, 2026View source to $6,480Estimate: 15 hours at $432, Clio's California Trusts rate; Compare Lawyer Rates, 2025 dataVerified Oct 15, 2026View source and a simple will $1,329Estimate: 3 hours at $443, Clio's California Wills and Estates rate; Compare Lawyer Rates, 2025 dataVerified Oct 15, 2026View source to $2,658Estimate: 6 hours at $443, Clio's California Wills and Estates rate; Compare Lawyer Rates, 2025 dataVerified Oct 15, 2026View source, against $0 to $549 up front plus a subscription with an online service.
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