CivilCriminalFamilyProbateJuvenile
Petroleum County District Court
Address
201 E Main St, Winnett, 59087
Phone
Petroleum County courts
Filing fees, clerk information, and official court links.
Reviewed Jul 30, 2026 · Official sources
E-filing
Not available
Through Montana Courts E-Filing
Filing fees
Official fee schedule| Filing type | Fee |
|---|---|
| Civil lawsuit | $120 |
| Divorce / family | $200 |
Fees depend on case type and amount; confirm with the court before filing. At $120, the civil filing fee in Petroleum County is about the same as nearby counties (median $120 across 6 nearby counties).
Clerk & court records
Courthouses in Petroleum County
Small ClaimsCivilEvictionCriminalTraffic
Petroleum County Justice Court
Address
201 E Main St, Winnett, 59087
Phone
Need papers served or filed in Petroleum County? Nationwide Legal, our partner company, handles process service and court filing here.
Official links
Frequently Asked Questions
How much does it cost to file a civil case in Petroleum County?
The civil filing fee in Petroleum County, Montana is $120.00.
How much does it cost to file for divorce or a family case in Petroleum County?
$200.
Can I e-file court documents in Petroleum County?
Yes. E-filing is available through Montana Courts E-Filing.
Is there a free online case search for Petroleum County?
Yes. You can look up cases online at dcportal.pubcourts.mt.gov.
Where do I file court documents in Petroleum County?
Filings go to the Petroleum County District Court. You can reach the clerk at (406) 429-5105.