Top 10 Crimes Committed by Illinois' Inmates

The Illinois Department of Corrections houses more than 45,000 inmates in 25 correctional facilities throughout the state.

In Illinois, felonies, except for first-degree murder, are designated by class, ranging from Class 1 to Class 4 and Class X felonies, with the latter being the most serious. Those serving sentences for Class X felonies account for 25.4 percent of the state’s prison population, according to the department of corrections’ most recent annual report.

Using the latest available statistics, here are the Top 10 crimes that are the most common in the state’s correctional system.

We also have included the number and percent of offenders who are imprisoned for those crimes, as well as a brief explanation of the offense category used by IDOC.

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