701 N. San Jacinto Jail Overview
The Harris County Sheriff's Office operates 701 N. San Jacinto Jail at 701 N. San Jacinto Street, Houston, TX 77002. HCSO leadership materials describe the 701 jail as one of the largest jails in the United States, a seven-floor maximum-security jail with dormitory, group, and single cells. Jail Commander Ruth McClanahan is identified in research as leading the 701 Detention Bureau.
People held here are part of the Harris County Jail population. They may be pretrial detainees, sentenced county jail inmates, or people awaiting court, bond, transfer, or release processing. HCSO groups 701 and 711 under code JA07 in the public location-code material, so readers should use the full search result and facility contact to confirm the exact building and floor.
701 N. San Jacinto Jail Capacity and Population
HCSO's leadership page says 701 N. San Jacinto has capacity for more than 4,000 inmates. TCJS separately reported Harris County's combined jail capacity as 10,466 and total jail population as 6,927 on June 1, 2026. Use the 701 figure as a building capacity note and the TCJS numbers as the countywide population snapshot.
How to Look Up an Inmate at 701 N. San Jacinto Jail
Start with HCSO Find Someone in Jail or the official JIMS inmate search portal. HCSO accepts SPN-only search, SSN-only search, last name with at least three characters, last name and first name, or last name and date of birth. The search result may use JA07 for 701 or 711 N. San Jacinto, so verify the building before scheduling a visit.
- Search the HCSO jail roster by SPN, name, SSN, or date of birth path.
- Open the result and review facility, floor, pod, bond, and case details.
- If the location shows JA07, call 701 N. San Jacinto at (346) 286-2840 if the exact building matters.
- Use Offense Inquiry for release timing, next setting, or disposition when you have an offense or cause number.
701 N. San Jacinto Jail Address and Contact
Use the facility number for building-specific questions, but use the HCSO inmate information number if you are not sure where the person is housed. Location can change after court, classification, medical screening, or transfer to a contract jail.
701 N. San Jacinto Jail
701 N. San Jacinto Street
Houston, TX 77002
(346) 286-2840
County jail housing facility. HCSO incarcerated person information: (713) 755-5300.
Visiting Someone at 701 N. San Jacinto Jail
HCSO's visitation schedule assigns 701 N. San Jacinto floors by day. General county jail visiting hours are Tuesday through Sunday, 1 p.m.-5 p.m. and 7:30 p.m.-10 p.m., with the last scheduled visit beginning at 9:30 p.m. Monday has no general visitation. Visitors should register online at visitinmate.jms.hctx.net or at the facility, arrive 30 minutes early, and bring acceptable photo ID.
| Day | Floors | General Hours |
|---|---|---|
| Tuesday | 2nd and 7th | 1 p.m.-5 p.m.; 7:30 p.m.-10 p.m. |
| Wednesday | 3rd and 6th | 1 p.m.-5 p.m.; 7:30 p.m.-10 p.m. |
| Thursday | 4th and 5th | 1 p.m.-5 p.m.; 7:30 p.m.-10 p.m. |
| Friday | 5th and 4th | 1 p.m.-5 p.m.; 7:30 p.m.-10 p.m. |
| Saturday | 6th and 3rd | 1 p.m.-5 p.m.; 7:30 p.m.-10 p.m. |
| Sunday | 7th and 2nd | 1 p.m.-5 p.m.; 7:30 p.m.-10 p.m. |
Mail, Phone, and Money at 701 N. San Jacinto Jail
HCSO's mail rules require personal mail to use the Securus Digital Mail Center process after June 16, 2025. Legal and special pre-authorized mail use the facility mail process. Harris County Jail calls use Securus, and deposits for Harris County Jail inmates use Access Corrections and approved HCSO methods.
| Service | Provider / Detail |
|---|---|
| Personal mail | Securus Digital Mail Center, with inmate booked name, SPN, facility, and cell block |
| Phone | Securus Advance Pay, 1-800-844-6591 |
| Money deposit | Access Corrections, kiosk, phone 866-345-1884, or CashPayToday retailer barcode |
| Commissary note | HCSO FAQ says eligible inmates may spend up to $150 weekly when funds and rules allow |
Booking and Intake for 701 N. San Jacinto Jail
People housed at 701 N. San Jacinto generally pass through Harris County intake first. HCSO research describes identity checks, property inventory, fingerprinting, medical and mental-health screening, classification, and entry into the jail records system before housing. A person may be moved from intake to 701, to court, to a Baker Street building, or to a contract facility depending on classification and bed assignment.
About 701 N. San Jacinto Jail
The 701 building is a central part of Harris County's downtown jail cluster near the Joint Processing Center and the criminal courthouse complex. Its public distinction in the research is size: HCSO describes it as a seven-floor maximum-security facility with more than 4,000 inmate capacity, making floor assignment critical for family visits.
Note: Confirm the inmate's current floor and building before visiting because JA07 can refer to 701 or 711 N. San Jacinto.
701 Jail Records and Movement
The 701 N. San Jacinto Jail page should be read with the HCSO search result open. The same downtown jail system can move a person from the Joint Processing Center to 701, 711, Baker Street, court, hospital care, or a contract bed. That is why the SPN, housing location, floor, and court status matter more than the street address alone. HCSO Offense Inquiry can help when a cause number or offense number is known and the roster result does not answer the release or next-setting question.
Mail, money, and phone choices also depend on that current location. Personal mail for Harris County Jail uses the Securus Digital Mail Center process that took effect on June 16, 2025, while legal and special pre-authorized mail follow separate rules. Phone accounts for the Harris County Jail system use Securus Advance Pay. If the person later moves to LaSalle or another contract facility, HCSO warns that funds in one phone or vendor system may not transfer to the other system.
Visitors should also treat the 701 floor assignment as live information. HCSO's schedule splits 701 visits by floor, and the schedule can be useless if the person is moved to court, medical care, or another housing unit before the visit. Rechecking the roster and calling the jail reduces wasted trips downtown.
For older booking material, use a written Texas Public Information Act request rather than expecting the current roster to show every past detail. Include the full booked name, SPN, date, facility, and the exact record sought.