Marshall County
Its jail, located in Lacon, has a capacity of 16.
Marshall County has a population of 11,552 and is classified by the U.S. Department of Agriculture as “Metro - Counties in metro areas of 250,000 to 1 million population”.
Annual inspections
Between 2017 and 2025, the Marshall County jail has failed four of nine Illinois Department of Corrections inspections.
| Year | Result | Violations cited |
|---|---|---|
| 2025 | Noncompliant |
|
| 2024 | Noncompliant |
|
| 2023 | Noncompliant |
|
| 2022 | Noncompliant |
|
| 2021 | Compliant | — |
| 2020 | Compliant | — |
| 2019 | Compliant | — |
| 2018 | Compliant | — |
| 2017 | Compliant | — |
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
Marshall County reported 3 extraordinary or unusual incidents at its jail between 2019 and 2025 — 2.6 per 10,000 residents, the 68th highest rate of the 92 Illinois counties with a jail.
Among the 36 metropolitan counties it is 26th; 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
Marshall CountyMetropolitan counties Every other county with a jail
Most frequent categories
- Suicide1
- Suicide attempt1
A single report can fall into more than one category.
Reported incidents by year
Deaths in custody
Between 2019 and 2025, 1 person died in custody of the Marshall County sheriff. It appears in state oversight data.
Each death in the Marshall County jail
Counted by the state
No deaths in custody were identified at the Marshall County jail.
Illinois Answers withheld the names of some of the deceased at the request of their families.
Data compiled 2026-09-15. Methodology.