St. Lucie County Jail
St. Lucie County Jail
County JailMailing Address
Smart Communications / St. Lucie County
[Inmate Full Name] [Inmate ID Number]
P.O. Box 9120
Seminole, FL 33775-9120
[Inmate Full Name] [Inmate ID Number]
P.O. Box 9120
Seminole, FL 33775-9120
Physical Address
900 N Rock Road, Fort Pierce, FL 34945
Governing Agency
St. Lucie County Sheriff's Office
Inmate ID
Booking / Inmate ID Number — Required
Last Verified
September 30, 2026
Facility Mailing and Service Information
Personal mail is scanned off-site for electronic delivery. Include complete facility name, inmate full name/identifier, and sender full name/physical return address.
Source: Official sourceLast verified: September 30, 2026
Personal pictures may be sent through the Smart Communications personal-mail process, subject to sexually explicit/obscene-content restrictions.
Source: Official sourceLast verified: September 30, 2026
Unauthorized books and other excess property are not accepted through personal mail; reading material is available through facility library/chaplain services.
Source: Official sourceLast verified: September 30, 2026
Do not place cash or personal checks in ordinary inmate correspondence. Use the facility's current approved inmate-account/commissary deposit method.
Source: Official sourceLast verified: September 30, 2026
Confirm the inmate's current housing, visitor approval requirements, identification rules and current onsite/video visitation schedule before travel.
Source: Official sourceLast verified: September 30, 2026
How to Address Your Letter
St. Lucie County uses an off-site Smart Communications digital-mail system for personal mail. Include the inmate's full name and ID number and send to P.O. Box 9120, Seminole, FL 33775-9120. Personal letters, pictures and drawings are scanned to inmate tablets. Privileged mail uses 900 N Rock Road.
About St. Lucie County Jail
St. Lucie County Jail is a Florida county detention/corrections facility operated by St. Lucie County Sheriff's Office. Verify the inmate's current custody and identifier before mailing.