Washburn County Jail
Washburn County Jail
County JailMailing Address
[Inmate / Resident Full Name] — [ID if known]
Washburn County Jail
P.O. Box 429, Shell Lake, WI 54871
Washburn County Jail
P.O. Box 429, Shell Lake, WI 54871
Physical Address
Shell Lake, WI 54871
Governing Agency
Washburn County Sheriff's Office
Inmate ID
Inmate / Booking ID — Not required
Last Verified
September 29, 2026
Facility Mailing and Service Information
Use the incarcerated person's full legal name and booking/inmate ID if known. Verify current facility correspondence rules before sending.
Last verified: September 29, 2026
Verify current photograph size, quantity and content restrictions before sending photographs.
Last verified: September 29, 2026
Verify current publication and package rules before sending books or packages.
Last verified: September 29, 2026
Do not send cash with ordinary correspondence. Use the facility's approved deposit method.
Last verified: September 29, 2026
Verify current visitor approval, identification and scheduling requirements before travel.
Last verified: September 29, 2026
How to Address Your Letter
Use the incarcerated person's full legal name and booking/inmate ID if known. Verify current facility correspondence rules before sending.
About Washburn County Jail
Washburn County Jail is a Wisconsin county, juvenile, tribal, transition or correctional facility record reviewed on 2026-09-29.