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Jefferson County Jail — Jefferson, IL
IGSA Facility
IGSA
Active
Jefferson County Jail — Jefferson, IL
Jefferson, IL
FIPS 17081
AOR: Chicago
911 Casey Avenue, Mount Vernon, IL
Source:
https://github.com/vera-institute/ice-detention-trends
IGSA facility: Jefferson County Jail in Jefferson County, IL.
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Last updated: Oct 8, 2026