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Warren County, PA Jail and Prison System

Address: 121 North "a" Street, Monmouth, IL 61462
Phone: 309-734-8506
Fax: 309-734-4946

Warren County IL Jail is a Medium security level County Jail located in the city of Monmouth, Pennsylvania. The facility houses Male and Female Offenders who are convicted for crimes which come under Pennsylvania state and federal laws. The facility has a capacity of 42 inmates, which is the maximum amount of beds per facility.

The facility is part of Monmouth , IL judicial district, which has 0 facilities in total.

Visit Pennsylvania inmate search page for statewide information.

  • 42 Capacity
  • Monmouth , IL Judicial District

How Do I Visit an Inmate in Warren County IL Jail?

Locating an Inmate in Warren County IL Jail

The best way to locate or get information of any inmate currently incarcerated in Warren County IL Jail is to contact the County Jail for information on the inmate or visit them online at

Be Approved

Make sure an inmate you are visiting have placed you on their approved visiting list.

Be Prepared to Warren County IL Jail Visiting Rules

For information on official policy that outlines the regulations and procedures for visiting a Warren County IL Jail inmate contact the facility directly via 309-734-8506 phone number.

Visitation Days and Hours

Warren County IL Jail County Jail has visiting hours on Tuesdays. For more information on when you can visit an inmate and get directions contact the County Jail directly.

Visiting a Warren County IL Jail inmate on holidays:

The inmate will be notified as to any changes to the "normal" visitation schedule due to holidays and/or any special commitments.

USP General Visiting Hours
Tuemale prisoners 2:00-4:00pm, female prisoners 4:00-4:30pm
Sunmale prisoners 3:30-5:00pm, female prisoners 5:00-5:30pm

How to Send a Mail/Care Package to an Inmate?

Inmates can receive letters from their family members and friends, as well as packages from home with prior written approval from the inmate's unit team or authorized staff member at Warren County IL Jail.

To make sure the mail and package you are sending comes under approved item list and for more clarification contact the County Jail administration at 309-734-8506. Another option for contacting the facility is reaching out via email at

For sending a mail or a care package to an Warren County IL Jail County Jail inmate you should have the following information on the parcel:

Inmate Mail 1 Inmate Mail 2 Freight and non-USPS parcels Staff Mail

(Inmate Name) Warren County Jail 121 North A Street Monmouth, IL 61462