Jefferson County Jail
Jefferson County Jail
County JailMailing Address
[Inmate / Resident Full Name] — [ID if known]
Jefferson County Jail
411 S. Center Avenue, Jefferson, WI 53549
Jefferson County Jail
411 S. Center Avenue, Jefferson, WI 53549
Physical Address
411 S. Center Avenue, Jefferson, WI 53549
Governing Agency
Jefferson 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 county detention 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 county detention correspondence rules before sending.
About Jefferson County Jail
Jefferson County Jail is a Wisconsin county jail, juvenile, pre-trial or correctional-facility record reviewed on 2026-09-29.