Mercer County Jail

We do not collect a public roster for this facility. Call the facility to confirm whether someone is being held there.

Mercer County Jail is in Aledo, Mercer County, Illinois. The street address we have on file is 906 Southwest 3rd Street, Aledo, IL, 61231.

The phone number we have on file is (309) 582-5020. People held there cannot receive incoming calls.

Many county jails hold most visits by video, either from a lobby kiosk or from home through an app, and some still offer in-person visits. Visits usually need to be scheduled in advance, and people who were just booked often cannot have visitors for the first day or two. Before you go, call (309) 582-5020 or check its website.

No. People held at Mercer County Jail call out, and calls are paid collect, from their own account, or from a prepaid account you set up with the facility's phone provider. All calls are recorded, so do not discuss the case on the phone. Ask the facility which phone provider it uses, at (309) 582-5020.

Money goes into the person's account, often called a trust or commissary account, using their booking or inmate number. Facilities usually accept deposits through an approved online vendor, by phone, at a lobby kiosk or by money order. Never send cash in the mail. The facility's website links to InmateSales, JailATM.

Address every letter with the person's full legal name and booking or inmate number, and put your full name and return address on the envelope. The street address we have on file is 906 Southwest 3rd Street, Aledo, IL, 61231. Many facilities use a different address or an outside mail-scanning service for inmate mail, so confirm the correct mailing address before you send anything.

No. searchinmates.org is a private website and is not affiliated with any government agency. We copy information from public sheriff and corrections sources, and it may be out of date. Always verify with the facility.