Napa estate planning and elder law practice led by Anthony Celaya, with offices across California from Santa Rosa and Sacramento to Los Angeles and San Diego. Handles probate and estate administration and Medi-Cal planning alongside trusts, wills, and incapacity planning. Clients are served in person or through virtual consultations, and the initial consultation is free.
Walnut Creek is in Contra Costa County.
More Elder Law Firms in Contra Costa County
Concord solo practice serving Contra Costa County with probate and trust estate administration for executors and heirs, plus will and trust contests, breach-of-fiduciary-duty disputes, and court-appointed conservatee representation. Ronald K. Mullin has practised in the county since 1978 and sat on the Concord City Council from 1982 to 1991.
East Contra Costa firm in Pittsburg, with additional offices in San Diego and San Mateo, that administers decedents' estates through court probate and settles revocable living trusts after a death for successor trustees. It also handles estate litigation and Medi-Cal and veterans-benefit planning for families facing elder care.
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
Healthcare Power of Attorney
California allows a choice for a healthcare power of attorney: 2Cal. Prob. Code § 4701Verified Oct 15, 2026View source witnesses or a notary.
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Free
Financial Power of Attorney
California requires explicit durability language for a power of attorney to survive incapacityCal. Prob. Code §§ 56, 4053, 4120, 4121, 4122, 4123, 4124, 4127, 4128, 4129, 4130, 4150, 4152, 4200, 4230, 4264, 4300, 4401, 4402, 4450, 4451, 4452, 4453, 4455, 4456, 4457, 4459, 4461, 4462, 4463, 4464, 4465; Cal. Civ. Code §§ 1095, 1189, 1556, 2356, 2933; Cal. Fam. Code § 6500; AB 2199 (Stats. 2026, ch. 47) §§ 4401, 4466 eff. 2027-01-01 per Cal. Const. art. IV § 8(c)(1); verified against leginfo.legislature.ca.gov 2026-07-14, re-verified 2026-09-18; Cal. Prob. Code §§ 3, 872, 879.1, 879.2, 4054, 4409 and Stats. 2024, ch. 799 (SB 1458) read 2026-10-11Verified Oct 21, 2026View source, and it is signed before 2Cal. Prob. Code §§ 56, 4053, 4120, 4121, 4122, 4123, 4124, 4127, 4128, 4129, 4130, 4150, 4152, 4200, 4230, 4264, 4300, 4401, 4402, 4450, 4451, 4452, 4453, 4455, 4456, 4457, 4459, 4461, 4462, 4463, 4464, 4465; Cal. Civ. Code §§ 1095, 1189, 1556, 2356, 2933; Cal. Fam. Code § 6500; AB 2199 (Stats. 2026, ch. 47) §§ 4401, 4466 eff. 2027-01-01 per Cal. Const. art. IV § 8(c)(1); verified against leginfo.legislature.ca.gov 2026-07-14, re-verified 2026-09-18; Cal. Prob. Code §§ 3, 872, 879.1, 879.2, 4054, 4409 and Stats. 2024, ch. 799 (SB 1458) read 2026-10-11Verified Sep 18, 2026View source witnesses or a notary.
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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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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.
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.
Calculate Costs
How Much Life Insurance Do I Need?
In California, four years at a public university cost about $99,700NCES Digest of Education Statistics 2023, Table 330.20, public 4-year in-state tuition, fees, room and board, academic year 2022-23Verified Oct 17, 2026View source and the cost of living is 11% above the U.S. averageBEA Regional Price Parities, all items, by state, 2024Verified Oct 17, 2026View source; no state estate or inheritance tax appliesNo 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.
Calculate the Amount
What Are the Estate Laws in My State?
Probate on a $500,000 estate in California costs an estimated $27,235Cal. Prob. Code § 10810Verified Sep 8, 2026View source and takes 9 months to 12 months for a simple estate, with attorney fees set by statute as a percentage of the gross estateCal. Prob. Code § 10810Verified Sep 8, 2026View source. Estates under $208,850Cal. Prob. Code § 13100Verified Sep 8, 2026View source can use a small-estate procedure instead.
Check the Rules
Do I Need a Revocable Trust?
Probate in California takes 9 months to 12 months for a simple estate and charges attorney fees set by statute as a percentage of the gross estateCal. Prob. Code § 10810Verified Sep 8, 2026View source; assets held in a revocable trust skip both.
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Are My Beneficiary Designations Protected?
California automatically revokes an ex-spouse as beneficiary at divorceCal. Prob. Code § 5040Verified Sep 15, 2026View source; employer plans under ERISA follow federal rules either way, so a 401(k) beneficiary changes only by a new designation.
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