Justice AuditOpen Justice Audit

Madison County, Illinois sentencing data

As of June 30, 2026, according to Illinois Department of Corrections records, 760 people sentenced in Madison County were held in Illinois state prisons. Their median sentence is 10 years, about the same as the statewide median of 10 years. 31% are serving 20 years or more, compared with 33% statewide. The most common offense is murder/intent to kill/injure.

760people in prison
10 yearsmedian sentence (state: 10 years)
31%serving 20+ years (state: 33%)
33life sentences

Sentences by offense: Madison County vs. Illinois

Offenses with 10+ people. Median of the longest sentence from each person's most recent sentencing; life and death sentences not included.

OffensePeopleMadison median (yrs)Illinois median (yrs)
Murder/Intent To Kill/Injure664040
Pred Crim Sex Asslaut/Victim <13501514
Murder/Strong Prob Kill/Injure493840
Uuw-Felon Poss/Use Weapon/Firearm3144
Uuw-Felon Poss/Use Firearm Prior247.56
Agg Battery/Discharge Firearm201112
Armed Robbery/No Firearm2014.512
Domestic Battery/Bodily Harm1733
Meth Delivery/5<15 Grams1668
Aid/Abet/Poss/Sell Stolen Veh1655
Attempt Murder/Intent To Kill/Injure152325
Residential Burglary1567

Race

GroupPeopleShare
White39652%
Black33644%
Hispanic222.9%

Groups with fewer than 10 people are not shown.

Other Illinois counties

About this data

Source: Illinois Department of Corrections public inmate records. People currently in state prison custody whose longest sentence was imposed in Madison County, one record per person, using the longest sentence from their most recent sentencing. Criminal history is not in the data, so differences between counties can reflect prior records as well as sentencing practice.