Maleng Regional Justice Center
Maleng Regional Justice Center
County Adult Jail / Regional Justice CenterMailing Address
[Resident / Inmate Full Name] — [ID if known]
Maleng Regional Justice Center
620 W. James Street, Kent, WA 98032
Maleng Regional Justice Center
620 W. James Street, Kent, WA 98032
Physical Address
620 W. James Street, Kent, WA 98032
Phone
Governing Agency
King County Department of Adult and Juvenile Detention
Inmate ID
Inmate / Booking ID — Not required
Last Verified
September 29, 2026
Facility Mailing and Service Information
King County operates two adult detention facilities: KCCF in Seattle and MRJC in Kent. Verify the person's current housing location before mailing and use current King County correspondence rules.
Source: Official sourceLast verified: September 29, 2026
Verify current photo size, quantity and content restrictions before sending photographs.
Source: Official sourceLast verified: September 29, 2026
Verify current publication and package rules before sending books or packages.
Source: Official sourceLast verified: September 29, 2026
Do not send cash with ordinary correspondence. Use the facility's approved deposit method.
Source: Official sourceLast verified: September 29, 2026
Verify current visitor approval, identification and scheduling requirements before travel.
Source: Official sourceLast verified: September 29, 2026
How to Address Your Letter
King County operates two adult detention facilities: KCCF in Seattle and MRJC in Kent. Verify the person's current housing location before mailing and use current King County correspondence rules.
About Maleng Regional Justice Center
Maleng Regional Justice Center (MRJC) is King County's adult detention facility in Kent at 620 W. James Street.