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Federal Correctional Institution · Greenville, Illinois

FCI Greenville

Security level
Medium + minimum camp
Medical care level
2 of 4
Mental health care level
2 of 4
Population
1,260
Phone
618-664-6200

Last checked: November 3, 2026 (BOP documents for this prison) Intel last checked: November 3, 2026 BOP status updated: Nov 3, 2026, 11:20 pm ET News updated: Nov 3, 2026, 2:58 am ET

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Greenville at a glance

Greenville is a medium-security federal prison (FCI) for men, with a satellite prison camp (SCP) for women. It is in Greenville, Illinois, on Interstate 70, about 45 minutes east of St. Louis. The camp has its own handbook and its own commissary list. This page follows the main prison's papers.

How many people
1,136 in the FCI and 124 at the camp (BOP, October 29, 2026).
Medical care level 2
Stable outpatients who need to see a clinician anywhere from monthly to every 6 months. Examples the BOP gives: diabetes controlled with medication, epilepsy, emphysema. Click here to read the source: BOP "Institution Care Levels for Medical Assignment," February 13, 2024 (released under FOIA 2024-03455) ↗
Mental health care level 2
Routine outpatient mental health care, or short crisis care such as suicide watch. The mental health list gives the FCI and the camp ("GRE SCP") the same level. The BOP does not post care levels on its website. This list is dated February 13, 2024 and came out through a public records request. Click here to read the source: BOP "Institution Care Levels for Medical Assignment," February 13, 2024 (released under FOIA 2024-03455) ↗
Built for
The 2025 audit lists a capacity of 723 at the FCI and 127 at the camp. Over the 12 months before the audit the average population was 1066 at the FCI and 232 at the camp. Click here to read the source: PREA audit report, FCI Greenville (onsite May 13 to 15, 2025) ↗
Ages
On the first day of the 2025 audit, ages ran from 20 to 78. Click here to read the source: PREA audit report, FCI Greenville (onsite May 13 to 15, 2025) ↗
Average stay
688 days. Click here to read the source: PREA audit report, FCI Greenville (onsite May 13 to 15, 2025) ↗
Tobacco
"FCI Greenville is a tobacco-free institution." Click here to read the source: GRE 5267.09E, Visiting Regulations (October 1, 2024) ↗

The BOP's own page for FCI Greenville.