Boone County Correctional Facility (BCADF)
Boone County Correctional Facility (BCADF)
County Jail / Adult Detention FacilityMailing Address
[Inmate Full Legal / Booked Name] — [Inmate / Booking Number if known]
Boone County Correctional Facility
615 North Main Street
Belvidere, IL 61008
Boone County Correctional Facility
615 North Main Street
Belvidere, IL 61008
Physical Address
615 North Main Street, Belvidere, IL 61008
Phone
Governing Agency
Boone County Sheriff's Office
Inmate ID
Inmate / Booking Number — Required
Last Verified
September 27, 2026
Facility Mailing and Service Information
Use the inmate's full booked/legal name and identifying number when known and include the sender's complete return address.
Source: Official sourceLast verified: September 27, 2026
Confirm current county-jail photograph size, quantity and content restrictions before mailing.
Source: Official sourceLast verified: September 27, 2026
Confirm the current approved publisher/vendor and package rules before ordering books, magazines, newspapers or parcels.
Source: Official sourceLast verified: September 27, 2026
Do not enclose cash in ordinary correspondence unless specifically authorized. Use the current approved jail deposit system.
Source: Official sourceLast verified: September 27, 2026
Verify current custody, visitor-registration requirements and the current visitation/video-visitation schedule before traveling.
Source: Official sourceLast verified: September 27, 2026
How to Address Your Letter
Verify the person is currently housed at Boone County Correctional Facility before mailing. Use the inmate's full booked/legal name and inmate / booking number when known. Mail to: Boone County Correctional Facility, 615 North Main Street, Belvidere, IL 61008. Include the sender's complete name and return address.
About Boone County Correctional Facility (BCADF)
Boone County Correctional Facility remains the county jail at 615 North Main Street in Belvidere. County project records in 2023-24 continue to identify this address as the operational jail.