Winnebago County Juvenile Detention Center
Winnebago County Juvenile Detention Center
County Juvenile Detention CenterMailing Address
[Youth Full Legal Name] — [Resident ID if assigned]
Winnebago County Juvenile Detention Center
5350 Northrock Drive
Rockford, IL 61103
Winnebago County Juvenile Detention Center
5350 Northrock Drive
Rockford, IL 61103
Physical Address
5350 Northrock Drive, Rockford, IL 61103
Phone
Governing Agency
17th Judicial Circuit Court / Winnebago County Juvenile Detention Center
Inmate ID
Resident / Juvenile ID if assigned — Not required
Last Verified
September 27, 2026
Facility Mailing and Service Information
Verify current placement and authorization before mailing. Include the youth's full legal name and sender return address.
Source: Official sourceLast verified: September 27, 2026
Confirm current juvenile-facility photograph restrictions before mailing.
Source: Official sourceLast verified: September 27, 2026
Confirm current juvenile publication/property rules before ordering.
Source: Official sourceLast verified: September 27, 2026
Confirm current juvenile resident-account/property procedure.
Source: Official sourceLast verified: September 27, 2026
Juvenile visitation is restricted. Confirm visitor approval and current schedule.
Source: Official sourceLast verified: September 27, 2026
How to Address Your Letter
Verify the youth is currently housed at Winnebago County Juvenile Detention Center and authorized to receive correspondence. Use the youth's full legal name and any assigned resident ID at 5350 Northrock Drive, Rockford, IL 61103. The source database's 404 Elm Street address was a county administration address, not the detention center.
About Winnebago County Juvenile Detention Center
Winnebago County Juvenile Detention Center is a current 48-bed secure juvenile facility at 5350 Northrock Drive in Rockford.