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St. Clair County 31st Circuit Court
Filing fees, hours, e-filing rules, and the forms the clerk in Port Huron expects from self-represented filers.
Reviewed and updated by the Clear Path document team. Informational only — not legal advice.
Quick Answer
Where and how do I file at the 31st Circuit Court?
The St. Clair County 31st Circuit Court is located at 201 McMorran Blvd, Port Huron, MI 48060. Clerk hours are Monday–Friday, 8:00 AM – 4:30 PM (clerk's counter typically closes earlier than the building). MiFILE electronic filing is in use for circuit court civil and family cases. Self-represented filers can e-file through MiFILE or file on paper at the clerk's counter. Filing fees are set by Michigan statute, so they do not change from county to county — a fee waiver is available through form MC 20.
Address
201 McMorran Blvd, Port Huron, MI 48060
Clerk phone
(810) 985-2031Hours
Monday–Friday, 8:00 AM – 4:30 PM (clerk's counter typically closes earlier than the building)
E-filing
MiFILE electronic filing is in use for circuit court civil and family cases. Self-represented filers can e-file through MiFILE or file on paper at the clerk's counter.
What the 31st Circuit Court handles
- Divorce, custody, parenting time, and child support (Family Division)
- Personal protection orders
- Civil cases over $25,000
- Name changes and adoptions
- Appeals from the district court
St. Clair County filing fees
Fees change. Confirm the current amount with the clerk before you file.
| Filing | Fee | Notes |
|---|---|---|
| Divorce without minor children | $175 | Plus any service-of-process costs |
| Divorce with minor children | $255 | Includes the additional statutory fee for cases with children |
| General civil complaint | $175 | — |
| Motion fee | $20 | — |
| Certified copy of judgment | $10 plus $1 per page | — |
| Name change petition | $175 | Fingerprinting and publication cost extra |
What to bring to the clerk
- 1A government-issued photo ID
- 2Your completed, signed forms plus the number of copies the clerk requires (usually the original and two copies)
- 3Payment for the filing fee — most Michigan clerks take cash, money order, or card (card payments usually add a processing fee)
- 4A fee waiver request (form MC 20) if you cannot afford the filing fee
- 5The case number, if your matter is already open
Forms filed most often here
Michigan uses statewide SCAO forms. These are the ones St. Clair County filers ask us about most:
MC 01FOC 10/52FOC 39PC 51MC 20
Michigan court forms library — what each form doesLocal notes for Port Huron filers
The McMorran Boulevard complex houses the 31st Circuit Court, St. Clair County Probate Court, and the 72nd District Court, so most St. Clair County filings happen in one building. Friend of the Court is in the same complex, which matters for divorce and custody filings involving children.
Official 31st Circuit Court websiteSt. Clair County Court Questions
Other Michigan courts
- St. Clair County 72nd District Court fees and filing info
- St. Clair County Probate Court fees and filing info
- Macomb County 16th Circuit Court fees and filing info
- Oakland County 6th Circuit Court fees and filing info
- Wayne County 3rd Circuit Court fees and filing info
- Genesee County 7th Circuit Court fees and filing info