Oscoda County Circuit Court

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Databases Updated on Nov 02, 2025

Oscoda County Circuit Court cases in Oscoda County, Mio, MI

Oscoda County Probate Court in Mio, Michigan, is a county-level probate court (a trial court of limited jurisdiction) within Michigan's trial court system. It handles matters governed by the Estates and Protected Individuals Code and the Mental Health Code, including probate of wills and administration of decedents' estates, supervision of trusts, appointment and oversight of guardians for incapacitated adults and minors, establishment of conservatorships and other protective proceedings, and involuntary mental health commitment and treatment orders. The court's jurisdiction is limited to these probate and mental health matters; general civil lawsuits, criminal cases, divorce and child custody, and traffic offenses are heard by the circuit and district courts serving Oscoda County.

Oscoda County Circuit Court Contact and Location Information

Court Type: Circuit Court
County: Oscoda
Street Address: 311 S. Morenci Ave.
City: Mio
Zip Code: 48647
Phone: 989-826-1109
Fax: 989-826-1136
Hours: Mon – Fri 8:30 AM to 4:30 PM
Website URL: https://www.oscodacountymi.com/circuit-court/
Jury Service: https://www.oscodacountymi.com/circuit-court/
Languages: Multiple

Services and Case Types Handled in Oscoda County Circuit Court

Oscoda County Probate Court serves the public by filing, processing, and adjudicating probate and protective matters. Core case types and services include:
- Case filings: opening decedent estates (informal/formal), small‑estate assignments, trust filings, and fiduciary inventories, accounts, and bonds.
- Protective proceedings: appointment and oversight of guardians and conservators for adults and minors; orders to protect the property/interests of vulnerable individuals; mental health treatment and involuntary commitment proceedings under the Mental Health Code.
- Court hearings: scheduling and conducting hearings on estate and trust matters, will contests, account approvals, guardianship reviews, conservatorship issues, and mental health petitions.
- Jury services: summoning and managing jurors for probate jury trials when required.
- Public services: issuing certified copies and letters of authority, maintaining records, and monitoring fiduciary compliance to ensure proper administration of estates and protections for incapacitated persons.

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