Cowlitz County Jail
Cowlitz County Jail
County JailMailing Address
[Resident / Inmate Full Name] — [ID if known]
Cowlitz County Jail
1935 1st Avenue, Longview, WA 98632
Cowlitz County Jail
1935 1st Avenue, Longview, WA 98632
Physical Address
1935 1st Avenue, Longview, WA 98632
Governing Agency
Cowlitz County Sheriff's Office
Inmate ID
Inmate / Booking ID — Not required
Last Verified
September 29, 2026
Facility Mailing and Service Information
Use the incarcerated person's full legal name and booking/inmate ID if known. Verify the facility's current mail rules before sending.
Last verified: September 29, 2026
Verify current photo size, quantity and content restrictions before sending photographs.
Last verified: September 29, 2026
Verify current publication and package rules before sending books or packages.
Last verified: September 29, 2026
Do not send cash with ordinary correspondence. Use the facility's approved deposit method.
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
Use the incarcerated person's full legal name and booking/inmate ID if known. Verify the facility's current mail rules before sending.
About Cowlitz County Jail
Cowlitz County Jail is a Washington county, regional, juvenile or local detention record reviewed on 2026-09-29.