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Jefferson County Jail, Illinois Inmate Search
Info on Jefferson County Jail in Illinois incl. searching for an inmate, visitation hours, mail policy & more.
Contact with & support anyone at Jefferson County Jail, Illinois.
The Jefferson County Jail, located at 911 East Casey Avenue, Mt. Vernon, IL, 62864 is a County Jail and serves Jefferson County. It has a capacity of 249. If the inmate you are looking for is not on the search above, you can go directly to the Jefferson County Jail’s website or you can call the jail directly on: 618-244-8015.
General Information
- Facility Name Jefferson County Jail
- Facility Type County Jails in Illinois
- Address 911 East Casey Avenue, Mt. Vernon, IL, 62864
- Phone Number 618-244-8015
- Capacity 249
- City Mt. Vernon
- Zip 62864
- State Illinois
- County Jefferson County
- Website http://jeffcoil.com/index.php/corrections
-
Visiting Hours
Monday
7:30 AM to 9:00 PM
Tuesday
7:30 AM to 9:00 PM
Wednesday
7:30 AM to 9:00 PM
Thursday
7:30 AM to 9:00 PM
Friday
7:30 AM to 9:00 PM
Saturday
7:30 Am to 2:30 PM
Sunday
7:30 Am to 2:30 PM
Monday 7:30 AM to 9:00 PM Tuesday 7:30 AM to 9:00 PM Wednesday 7:30 AM to 9:00 PM Thursday 7:30 AM to 9:00 PM Friday 7:30 AM to 9:00 PM Saturday 7:30 Am to 2:30 PM Sunday 7:30 Am to 2:30 PM
The Jefferson County Jail, located at 911 East Casey Avenue, Mt. Vernon, IL, 62864 is a County Jail and serves . It has a capacity of 249.
Those close to inmates may:
- Send inmates mail
- Deposit money into their inmate trust account
- Receive calls from them
- Visit them
Visitation Rules
While inmates can receive visitors at Jefferson County Jail, there are strict rules in place. If you don’t adhere to these rules, your visit will be denied (often without warning), and you could risk future visits.
Visitors must schedule a visit, in line with the visitation hours of the jail, and its requirements.
Visitors must also have their government ID on them to be permitted into the visiting area. They must adhere to jail’s dress code. They will not be able to bring anything into the visitation area.
Call 618-244-8015 for scheduling a visit. http://jeffcoil.com/index.php/corrections website for more information about the application process.
Sending A Mail Or Package
All mail coming into the prison is inspected by the jail staff.
It is important that for any mail to be processed at Jefferson County Jail that the sender’s name and mailing address is included on the envelope.
In addition, the inmate’s full name (that they are in the jail under), the inmate’s SPN & cell block area must be listed.
The following restrictions apply for any mail sent to Jefferson County Jail:
- No perfume, body fluids (including lipstick) or makeup can be included
- No sexually suggestive photographs
- No medicines
- No cash or money orders
- No food or food items
- Contraband
For full details on the most uptodate policies, visit the Jefferson County Jail’s http://jeffcoil.com/index.php/corrections.
To clarify any questions you have on sending mail here, call the Jefferson County Jail directly on 618-244-8015.How to send money?
To add money to an inmate’s trust account at Jefferson County Jail, you have a few options.
Don’t send cash by mail. You can deposit a money order. You may also be able to use: Touch Pay Direct to deposit money.
You can call the jail at 618-244-8015 to find out any other updated ways of depositing money for an inmate.
How to make Phone Calls?
Inmates held at Jefferson County Jail are not allowed to receive phone calls. They are however allowed to put through collect calls. Some jails have also upgraded their phone systems to allow detainees to make calls directly to landlines and cell phones, which means calls are usually cheaper than if they were on a collect basis.
All calls made out can be recorded and monitored, so care should be taken about what is discussed.
The jail may limit calls to some numbers for security reasons, without providing any warning.
To find the most uptodate information on the phone policies at Jefferson County Jail, call 618-244-8015.

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