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County in Illinois

Mercer County jail and inmate search

People arrested in Mercer County, Illinois are usually booked into Mercer County Jail.

Main jail

Mercer County Jail

County jail 906 Southwest 3rd Street, Aledo, IL, 61231

Visiting, calls, money and bail Call (309) 582-5020

Facilities in Mercer County

How to look someone up in Mercer County

  1. Search the nameUse the search box at the top of this page. We may not have a roster for this county yet.
  2. Check the sheriff's websiteLook for an inmate lookup or roster.
  3. Call the jailCall (309) 582-5020 with the person's full name and date of birth. Staff can usually confirm custody, charges and bail.
  4. Try again laterIf they are not listed yet, check back. Booking can take several hours.

Read the full guide to finding someone in jail.