Kane County
Its jail, located in Charles, has a capacity of 640.
Kane County has a population of 520,997 and is classified by the U.S. Department of Agriculture as “Metro - Counties in metro areas of 1 million population or more”.
Annual inspections
Between 2017 and 2025, the Kane County jail has failed one of nine Illinois Department of Corrections inspections.
| Year | Result | Violations cited |
|---|---|---|
| 2025 | Compliant | — |
| 2024 | Compliant | — |
| 2023 | Compliant | — |
| 2022 | Compliant | — |
| 2021 | Compliant | — |
| 2020 | Compliant | — |
| 2019 | Compliant | — |
| 2018 | Compliant | — |
| 2017 | Noncompliant |
Each violation links to the standard it cites in the Illinois County Jail Standards. Years link to the full inspection report for that year on the IDOC website.
Extraordinary or unusual incidents
Kane County reported 1,447 extraordinary or unusual incidents at its jail between 2019 and 2025 — 27.8 per 10,000 residents, the 15th highest rate of the 92 Illinois counties with a jail.
Among the 36 metropolitan counties it is 8th; those counties report a median of 8.3. The median for every county with a jail is 7.
A county reporting less could indicate lower incident rates or lower reporting rates.
Incidents per 10,000 residents
Kane CountyMetropolitan counties Every other county with a jail
Most frequent categories
- Restraints used679
- Hospitalization293
- OC spray used246
- Fight among detainees168
- Battery73
A single report can fall into more than one category.
Reported incidents by year
Deaths in custody
Between 2019 and 2025, 2 people died in custody of the Kane County sheriff. Of those, 1 was not counted in state oversight data.
Each death in the Kane County jail
Counted by the state Uncounted Additional details
No deaths in custody were identified at the Kane County jail.
Illinois Answers withheld the names of some of the deceased at the request of their families.
Data compiled 2026-09-15. Methodology.