Datasets - data.illinois.gov

Jail Data 01/01/19-07/31/20

Various Jail Information
- XLSX
Jail Data 01/01/19-07/31/20

Various Jail Information
- XLSX
Jail Data 02/01/19-08/01/20

Various Jail Information
- XLSX
Jail Booking Data

Jail Booking Data Jan 1, 2012 through June 30, 2018.
- CSV

You can also access this registry using the API.