Probate in Washtenaw County, Michigan: 2026 Guide

This guide is for educational purposes only and is not legal advice. Laws change frequently — verify current requirements with the Washtenaw County probate court or an attorney.

Last updated: February 13, 2026

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Overview

Washtenaw County is located in southeastern Michigan and includes Ann Arbor, home to the University of Michigan, as well as Ypsilanti and surrounding communities. The Washtenaw County Probate Court handles estate administration and related matters under Michigan's Estates and Protected Individuals Code (EPIC), MCL 700.1101 et seq.

Michigan law provides several probate pathways for Washtenaw County residents: informal probate (application to the Probate Register, no hearing), formal probate (petition with court hearing), supervised or unsupervised administration, and small estate procedures for estates valued at $25,000 or less after liens. The court is located on East Huron Street in downtown Ann Arbor.

Washtenaw County's strong academic and professional community means the Probate Court handles a variety of estate types, including those involving intellectual property, retirement accounts, and multi-state assets.

This guide is for informational purposes only and does not constitute legal advice. Verify current requirements with the Washtenaw County Probate Court or a qualified attorney.

Courthouse Information

Washtenaw County Probate Court

The Washtenaw County Probate Court is located in the Washtenaw County Courthouse in downtown Ann Arbor.

Address: 101 E. Huron Street, Ann Arbor, MI 48104

Phone: (734) 222-3288

Hours: Monday through Friday, 8:00 AM to 4:30 PM

The Probate Court handles decedent estates, guardianships, conservatorships, and related matters. The Probate Register can process informal probate applications and answer filing questions.

Parking and Access

The Ann Arbor courthouse is accessible by AAATA (TheRide) bus routes. Street parking is metered in downtown Ann Arbor. Several public parking structures are located within walking distance. Allow time for security screening at the entrance.

Filing Process

Step 1: Determine the Probate Pathway

Choose the appropriate filing:

  • Informal Probate: Application to the Probate Register for uncontested estates. No hearing needed.
  • Formal Probate: Petition to the court for disputed estates. Hearing required.
  • Unsupervised Administration: Personal representative manages the estate independently (default).
  • Supervised Administration: Court oversight of all estate actions.
  • Small Estate Affidavit: For estates $25,000 or less after liens, available 28 days after death.

Step 2: Prepare and File

Gather required documents:

  • Application for Informal Probate (PC 558) or Petition for Probate (PC 556)
  • Original will (if applicable)
  • Certified death certificate
  • Filing fee (approximately $175)
  • Testimony to Identify Heirs (PC 565)
  • Acceptance of Appointment (PC 572)

File at the Washtenaw County Probate Court in person or through MiFILE where available.

Step 3: Notice Requirements

Send Notice of Appointment and Duties to all interested persons. Publish Notice to Creditors once per week for three successive weeks in a newspaper with general circulation in Washtenaw County. Creditors have four months to present claims.

Step 4: Inventory and Administration

File an Inventory (PC 577) within 91 days. Manage estate assets, pay valid debts, file tax returns, and prepare for distribution.

Step 5: Close the Estate

File a Sworn Statement (PC 591) for unsupervised cases or Petition for Complete Estate Settlement (PC 592) for supervised administration.

Local Requirements

Washtenaw County-Specific Procedures

  • MiFILE e-filing may be available for certain probate filings. Confirm accepted filing types with the court.
  • Publication of Notice to Creditors must appear in a newspaper with general circulation in Washtenaw County for three successive weeks.
  • Inventory due within 91 days of appointment.
  • Bond requirements follow EPIC guidelines. Typically waived in unsupervised administration when the will includes a waiver.
  • Letters of Authority issued upon appointment of the personal representative.

Family Protections Under EPIC

  • Homestead Allowance: Approximately $24,000 for the surviving spouse.
  • Family Allowance: Up to approximately $28,000 for the surviving spouse and minor children.
  • Exempt Property: Approximately $15,000 in personal effects and household items.

These allowances have priority over most creditor claims.

Special Considerations for Washtenaw County

Estates in Washtenaw County may involve assets tied to the University of Michigan or other academic institutions, such as retirement accounts (TIAA-CREF), deferred compensation, or intellectual property. These assets may have beneficiary designations that transfer outside of probate. Review all beneficiary designations carefully as part of estate administration.

Timeline & Fees

Filing Fees (Washtenaw County)

  • Petition/Application for Probate: approximately $175
  • Publication of Notice to Creditors: approximately $80-$175 (varies by newspaper)
  • Certified copies of Letters of Authority: approximately $10 each

Contact the court at (734) 222-3288 for the current fee schedule.

Payment Methods

Contact the court for accepted payment methods and any processing fees.

Estimated Timelines

  • Simple estates (unsupervised, no disputes): 7-12 months
  • Average estates: 12-18 months
  • Complex or contested estates: 18 months to several years

The minimum timeline includes three weeks of creditor publication plus four months for claims.

Local Resources

Washtenaw County Probate Court Resources

  • Michigan Legal Help: Free self-help probate resources
  • Legal Services of South Central Michigan: (734) 665-6181 — serves Washtenaw County
  • State Bar of Michigan Lawyer Referral Service: (800) 968-0738
  • Washtenaw County Bar Association: Offers attorney referrals

Publication

Newspapers with general circulation in Washtenaw County include the Ann Arbor News and other local publications. Contact the court clerk for guidance on acceptable newspapers.

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County Forms

Michigan Probate Court Forms (PC Series)

Statewide standardized probate forms for all Michigan probate filings.

Michigan Legal Help - Probate

Free self-help guides and interactive tools for Michigan probate.

Frequently Asked Questions

Where is the Washtenaw County Probate Court?
The Washtenaw County Probate Court is located at 101 E. Huron Street, Ann Arbor, MI 48104. The court is open Monday through Friday, 8:00 AM to 4:30 PM. Call (734) 222-3288 for filing questions.
How much does probate cost in Washtenaw County?
The filing fee for probate in Washtenaw County is approximately $175. Publication of Notice to Creditors adds approximately $80 to $175. Certified copies cost approximately $10 each. Total initial costs typically range from $265 to $375.
How long does probate take in Washtenaw County?
Simple estates typically take 7 to 12 months. Average estates take 12 to 18 months. Complex or contested estates can take several years. The minimum timeline includes three weeks of publication and a four-month creditor claims period.
What is informal probate and is it available in Washtenaw County?
Yes. Informal probate is available in Washtenaw County. You file an application with the Probate Register, who reviews it and can admit the will and appoint a personal representative without a court hearing. It is the simplest pathway for estates without disputes.
Can I use a small estate affidavit to avoid probate in Washtenaw County?
Yes. For estates valued at $25,000 or less after liens and encumbrances, a small estate affidavit can be used to collect assets without opening a probate case. You must wait at least 28 days after death. This is governed by MCL 700.3983.
Do I need an attorney for probate in Washtenaw County?
Michigan does not require an attorney for probate. Standardized court forms and Michigan Legal Help resources are available. However, an attorney may be helpful for estates involving real property, business interests, disputes, or complex tax matters. Legal Services of South Central Michigan at (734) 665-6181 serves qualifying Washtenaw County residents. This guide is for informational purposes only and is not legal advice.
Does Michigan have a state estate tax?
No. Michigan does not impose a state estate tax or inheritance tax. Federal estate tax may apply to estates exceeding the federal exemption threshold. Consult a tax professional for advice specific to your situation.
What happens to University of Michigan retirement benefits in probate?
University of Michigan retirement accounts (such as TIAA-CREF) and other employer-sponsored retirement plans typically have beneficiary designations that transfer the funds directly to the named beneficiary outside of probate. However, if no beneficiary is designated or the beneficiary predeceases the account holder, the funds may become part of the probate estate. Review all beneficiary designations with the plan administrator. This is general information only, not legal or financial advice.

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Informational guidance only — not legal advice

Disclaimer: This article is for informational purposes only and does not constitute legal advice. Probate laws and local court rules in Washtenaw County, Michigan may change without notice. Consult a qualified attorney for advice specific to your situation. SwiftProbate is not a law firm and does not provide legal representation.