Waukesha County Jail
Waukesha County Jail
County JailMailing Address
[Inmate Full Name] — [Booking/ID]
Waukesha County Jail
P.O. Box 247
Phoenix, MD 21131
Waukesha County Jail
P.O. Box 247
Phoenix, MD 21131
Physical Address
515 W. Moreland Boulevard, Waukesha, WI 53188
Governing Agency
Waukesha County Sheriff's Department
Inmate ID
Inmate / Booking ID — Required
Last Verified
September 29, 2026
Facility Mailing and Service Information
Personal correspondence is processed off-site for digital or printed delivery. Verify current Waukesha County restrictions before mailing.
Last verified: September 29, 2026
Photographs in personal correspondence are subject to current Waukesha County scanning/content rules.
Last verified: September 29, 2026
Books and publications follow separate county rules and should not be sent through ordinary personal-mail processing.
Last verified: September 29, 2026
Use Waukesha County-approved deposit methods; do not send cash with ordinary personal mail.
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
Ordinary personal mail is routed through the Phoenix, Maryland processing address. Use the inmate's full name and booking/ID number. Legal and privileged mail follow separate direct-facility procedures.
About Waukesha County Jail
Waukesha County Jail is physically located in Waukesha, Wisconsin. Ordinary personal mail is processed through a Phoenix, Maryland mail center.