Petroleum County Jail
Petroleum County Jail
The Petroleum County Jail is CLOSED. Offenders in Petroleum County are housed in Fergus County.
Offenders arrested for misdemeanors and felonies in this county are brought to Fergus County for booking and processing, and if their crime requires it, are incarcerated until they are either bonded out, are released from custody on their own recognizance, or are ordered to remain in custody until the disposition of their trial.
Inmate Services
Phone
406-429-6551Mailing address (personal mail)
Fergus County Detention Center
21 8th Ave S,
Lewistown, MT 59457
Other Jails and Prisons
To search for an inmate in the Petroleum County Jail, review their criminal charges, the amount of their bond, when they can get visits, or even view their mugshot, go to the Official Jail Inmate Roster, or call the jail at 406-429-6551 for the information you are looking for.
Petroleum County Jail Inmate Search
We’ve compiled a list of Frequently Asked Questions and Answers for everything you need to know about finding an inmate in the Petroleum County Jail, how the jail rosters work and what happens after an offender is arrested and booked. If you still have questions after reviewing these FAQs, call 406-429-6551 for further assistance.
The Petroleum County Jail maintains an average of offenders in custody on any given day. The Petroleum County Jail has a monthly turnover of 40% of their inmate population, another 30% turnover every 90 days, another 20% every six months, and approximately 10% stay incarcerated between six and twelve months. Every year Petroleum County law enforcement agencies arrest and detain approximately 800 offenders.
⇓ Learn more ⇓ Show lessThe Petroleum County Jail is CLOSED. Offenders in Petroleum County are housed in Fergus County.
What should you know about the booking process at Petroleum County Jail?
Once arrested, the person is taken to Petroleum County Jail for booking, a process that confirms identity, assesses charges, and determines if they will be released on their own recognizance, posted for bail, or held until court.
Staying silent is key during this process, as anything spoken can be used as evidence in court. It’s best to wait for legal counsel before responding to questions.
Steps involved in booking at Petroleum County Jail include:
- Confirming identity.
- Taking mugshots for record.
- Medical, mental health, and substance history questioning.
- DNA collection if applicable.
- Comprehensive physical search.
- Seizing personal property.
- Access to a free phone call.
To check on an offender’s bond amount, contact Petroleum County Jail at 406-429-6551.
Steps to pay bail in Petroleum County
After an arrest, individuals are brought to Petroleum County Jail in Winnett for processing. Following this, three possible outcomes exist:
1. The individual may be released without posting bail, with a promise to appear in court.
2. The individual could be held in jail until their court date.
3. Bail or bond can be posted for release; for more information, contact 406-429-6551.
Bail payment can be handled through various means.
- Pay a cash bond in full at the bonding window inside the jail or at the clerk of court, by cash, cashier's check or money order; a lobby kiosk or online bond vendor often takes debit and credit cards for an extra fee, and you should bring the inmate's full name and booking number (the jail can be reached at 406-429-6551).
- Licensed bail bond agents in Petroleum County are available for assistance.
- Land or a home can often serve as bond collateral: the owner provides a deed and a recent tax or appraisal value showing clear title and equity of at least the bond amount, commonly double, and the court that set bail approves the pledge.
To learn more about the bail process in Petroleum County, Montana, visit the Petroleum County Jail Bail Page.
⇓ Learn more ⇓ Show lessWhat are the other City and County Jails in Petroleum County?
Petroleum County County Jails
⇓ Learn more ⇓ Show lessWhat are the other Jails in the Neighboring Counties surrounding Petroleum County?
Nearby counties
This facility, known as "Petroleum County Jail" is also known as Petroleum County Jail & Sheriff, *INMATES ARE HOUSED IN FERGUS COUNTY JAIL, Petroleum County Jail & Sheriff , Petroleum County Jail & Sheriff , Montana, Petroleum.