Niagara County Jail
Niagara County Jail
County Jail / Correctional FacilityMailing Address
[Inmate / Resident Full Name] — [ID if known]
Niagara County Jail
P.O. Box 496, Lockport, NY 14095
Niagara County Jail
P.O. Box 496, Lockport, NY 14095
Physical Address
5526 Niagara Street Extension, Lockport, NY 14094
Governing Agency
Niagara County Sheriff's Office
Inmate ID
Inmate / Booking ID — Not required
Last Verified
September 28, 2026
Facility Mailing and Service Information
Use the incarcerated person's full legal name and identification number if known. Include a complete sender return address and verify current Niagara County Jail correspondence rules before mailing.
Last verified: September 28, 2026
Verify current photo size, quantity and content restrictions before sending photographs.
Last verified: September 28, 2026
Verify current book, publication and package rules before sending.
Last verified: September 28, 2026
Do not send cash unless explicitly permitted. Use the facility's current approved inmate-account deposit method.
Last verified: September 28, 2026
Verify current visitor approval, identification and scheduling requirements before travel.
Last verified: September 28, 2026
How to Address Your Letter
Use the incarcerated person's full legal name and identification number if known. Include a complete sender return address and verify current Niagara County Jail correspondence rules before mailing.
About Niagara County Jail
Niagara County Jail is a New York county, juvenile or local detention facility record reviewed on 2026-09-28.