Westchester County Juvenile Detention Center
Westchester County Juvenile Detention Center
County Juvenile Detention CenterMailing Address
[Inmate / Resident Full Name] — [ID if known]
Westchester County Juvenile Detention Center
20 Hammond House Road, Valhalla, NY 10595
Westchester County Juvenile Detention Center
20 Hammond House Road, Valhalla, NY 10595
Physical Address
20 Hammond House Road, Valhalla, NY 10595
Governing Agency
Westchester County
Inmate ID
Youth / Client 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 Westchester County Juvenile Detention Center 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 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 Westchester County Juvenile Detention Center correspondence rules before mailing.
About Westchester County Juvenile Detention Center
Westchester County Juvenile Detention Center is a New York correctional or detention facility record reviewed on 2026-09-28.