Jefferson County Downtown Jail
Jefferson County Downtown Jail
County / Contract Detention FacilityMailing Address
[Inmate Full Legal Name] — [Booking Number / ID Number]
JCSO-SCH
9490 FM 1960 Bypass W #355
Humble, TX 77338
JCSO-SCH
9490 FM 1960 Bypass W #355
Humble, TX 77338
Physical Address
1001 Pearl Street, Suite 101, Beaumont, TX 77701
Phone
Governing Agency
Jefferson County, Texas / LaSalle Corrections
Inmate ID
Booking Number / ID Number — Required
Last Verified
September 25, 2026
Facility Mailing and Service Information
For ordinary letters, postcards and greeting cards, use the Smart Communications MailGuard address shown in the mailing instructions. Clearly print the inmate's full name and booking/ID number and include a complete sender return address. Mail is scanned for electronic viewing.
Source: Official sourceLast verified: September 25, 2026
Jefferson County's MailGuard program accepts regular postal mail and photos for electronic processing, subject to content and facility restrictions. Confirm current photo limits before sending valuable originals.
Source: Official sourceLast verified: September 25, 2026
Publications and packages do not necessarily use the ordinary MailGuard personal-mail address. Confirm the current direct-delivery address, approved source, binding and quantity rules before ordering.
Source: Official sourceLast verified: September 25, 2026
Do not place cash in ordinary MailGuard correspondence. Financial documents and money orders can have separate routing; use the facility's current approved deposit procedure.
Source: Official sourceLast verified: September 25, 2026
Confirm the inmate's current placement at the Downtown Jail and current LaSalle/Jefferson County visitation requirements before traveling.
Source: Official sourceLast verified: September 25, 2026
How to Address Your Letter
Jefferson County Sheriff's Office uses Smart Communications MailGuard for regular inmate postal mail. Address ordinary letters/postcards as:
[Inmate Full Legal Name] — [Booking Number / ID Number]
JCSO-SCH
9490 FM 1960 Bypass W #355
Humble, TX 77338
The inmate name and booking/ID number must be clearly shown. Include the sender's complete return address. Regular postal mail is scanned and made available electronically.
The Downtown Jail itself is at 1001 Pearl Street in Beaumont. Verify direct-delivery instructions for legal mail, publications, financial documents or other non-regular mail before sending them.
[Inmate Full Legal Name] — [Booking Number / ID Number]
JCSO-SCH
9490 FM 1960 Bypass W #355
Humble, TX 77338
The inmate name and booking/ID number must be clearly shown. Include the sender's complete return address. Regular postal mail is scanned and made available electronically.
The Downtown Jail itself is at 1001 Pearl Street in Beaumont. Verify direct-delivery instructions for legal mail, publications, financial documents or other non-regular mail before sending them.
About Jefferson County Downtown Jail
Jefferson County Downtown Jail is an active detention facility at 1001 Pearl Street in Beaumont, Texas. Current public records identify LaSalle as the contract operator, while regular inmate postal mail is routed through Jefferson County's Smart Communications MailGuard program.