Duval County Jail Overview
Duval County Jail is the adult local detention function connected to the Duval County Sheriff's Department. The official county sheriff page identifies the agency, names Sheriff Romeo R. Ramirez, and gives the public office address as 401 E. Collins Ave., San Diego, TX 78384. The sheriff's department is the local starting point for adult custody confirmation, recent booking questions, bond information, and records requests when a person was arrested by a local agency in San Diego, Freer, Benavides, rural Duval County, or another nearby law-enforcement partner.
The facility should not be confused with Ernestine Glossbrenner Unit, the TDCJ state treatment facility south of San Diego, or with the Judge Ricardo H. Garcia Regional Juvenile Detention Facility. The county jail is a Texas Commission on Jail Standards regulated county jail for adult local custody. It can hold local pretrial defendants, short county sentences, parole or blue-warrant holds, and other local holds reported through TCJS. State-prison assignments, federal sentences, immigration custody, and juvenile detention follow different lookup systems.
Duval County Jail Capacity and Population
The best official population source located for Duval County Jail is the Texas Commission on Jail Standards population reporting system. TCJS listed Duval County's county jail capacity as 33 beds in the June 1, 2026 current population spreadsheet. The same June 1, 2026 row reported 26 total inmates, which is about 78.8 percent of capacity. TCJS data is submitted by county jail departments, and TCJS notes that submitting agencies are responsible for the accuracy and quality of their figures.
The June 1, 2026 breakdown was local rather than federal or contract-based. The nonzero categories were 5 local male pretrial Class A or B misdemeanants, 16 local male pretrial felons, 3 local female pretrial felons, 1 local male parole violator or blue-warrant inmate, and 1 local male other. TCJS did not list federal inmates, in-state county contract inmates, or out-of-state contract inmates for Duval County in that row. Because the jail is small, a few bookings or releases can noticeably change the occupancy percentage.
How to Look Up an Inmate at Duval County Jail
No official Duval County online jail roster, booking report, inmate-search form, or public mugshot feed was located on the county site, the sheriff page, or duvalso.net during research. That means the practical lookup path starts with the sheriff's official phone and records channels rather than a roster portal. For current adult local custody, use the sheriff admin line during posted weekday hours or the dispatch number after hours. For broader context on the county's no-roster finding, see Duval County jail inmate records.
- Call the Duval County Sheriff's Department admin line at (361) 279-6209 during posted office hours, or dispatch at (361) 279-3351 for after-hours custody confirmation.
- Have the person's full legal name, spelling variants, date of birth or age, approximate arrest date, arresting agency, and suspected place of arrest ready.
- Ask whether the person is currently in Duval County custody, whether bond has been set, and whether a magistrate appearance or transfer has occurred.
- If phone release is limited, make a targeted Texas Public Information Act request for a booking sheet, jail record, charge list, bond information, or booking photo if releasable.
If the person has already been transferred to a state prison or TDCJ treatment facility, use the TDCJ statewide inmate search rather than the county jail. If the case is federal, use the BOP locator for sentenced federal prisoners and federal court or U.S. Marshals channels for pretrial custody. If immigration detention is possible, ICE ODLS is the separate custody locator. VINELink can help with notification where available, but it is not a substitute for a county booking record.
Duval County Jail Address and Contact
The official county sheriff page is the public source for the jail contact point. It lists weekday public office hours from 8:00 a.m. to 12:00 p.m. and 1:00 p.m. to 5:00 p.m. The page does not publish a separate jail lobby number, booking desk number, or detention records line, so the admin and dispatch numbers are the official contact channels found in county materials. Call before driving to the building, trying to post bond, asking about property, or attempting a visit.
Duval County Jail
401 E. Collins Ave.
San Diego, TX 78384
Admin: (361) 279-6209
Dispatch: (361) 279-3351
Office hours: Monday-Friday, 8:00 a.m.-12:00 p.m. and 1:00 p.m.-5:00 p.m.
Visiting Someone at Duval County Jail
Official adult jail visitation hours, video visitation rules, visitor approval procedures, dress code, holiday schedule, and attorney-visit rules were not located in the county or sheriff sources inspected. Do not assume a remote video vendor, walk-in schedule, or weekend time block. The safer process is to call the sheriff's office before traveling and ask whether the person is still in custody, whether that person is eligible for visits, what identification is required, and whether property, phones, bags, or medication may be brought into the building.
| Day | Hours | Type |
|---|---|---|
| Monday-Friday | Not published in official sources | Call sheriff admin before arrival |
| Saturday | Not published in official sources | Do not assume availability |
| Sunday | Not published in official sources | Do not assume availability |
| Attorney visits | Not published in official sources | Attorney should call sheriff/jail directly |
Mail, Phone, and Money at Duval County Jail
No official adult county jail mail rules, inmate mail format, phone vendor, video vendor, commissary vendor, deposit vendor, fee table, book-in number rule, or refund policy was located in the inspected county and sheriff sources. That research gap should guide every mail or money decision. Before sending anything, ask the sheriff's office for the exact inmate name format, whether a booking number is required, what address should be used, whether mail is scanned or delivered physically, and whether books or money orders are accepted.
| Service | Provider / Detail |
|---|---|
| Mail Address | Not published; call for the exact inmate-mail format before sending letters or books. |
| Phone / Video | No official vendor located; ask whether phone accounts or remote video visits are available. |
| Money Deposit | No official vendor or fee table located; ask whether deposits are accepted by kiosk, money order, phone, online, or in person. |
| Commissary | Vendor, order schedule, spending limit, and refund procedure were not published in official sources. |
Booking and Intake at Duval County Jail
A typical Duval County arrest can begin with a sheriff's deputy, municipal officer, DPS trooper, warrant, or transfer. During intake, jail staff generally verify identity, check warrants and holds, inventory property, search the person, take fingerprints, take a booking photograph if local practice requires it, enter arresting-agency and charge information, and conduct medical or safety screening. Duval County's official sources did not publish a local booking timeline or roster refresh rate, so recent-booking questions should go to the sheriff's admin or dispatch number.
Magistration is the early legal step that often controls warnings, probable-cause review, and bail. The Duval County Justice of the Peace page says JPs conduct bail examinations for arrested persons and magistrations for adults and juveniles. Bond can be cash, surety, personal bond, no-bond, or blocked by a hold such as a parole blue warrant, another county hold, federal detainer, ICE detainer, or TDCJ transfer. Court filings may lag behind jail booking, and jail booking charges can differ from the prosecutor-filed charges that later appear in court records after a jail arrest.
About Duval County Jail
Duval County Jail is a small adult local jail tied closely to the sheriff's office and courthouse district in San Diego. The sheriff's separate divisions page describes broader agency operations, including patrol, K-9, and investigations. Patrol is described as the department's largest operating arm, with mobile data computers tied to state and national crime computers and the department intranet. Investigators follow up on felony and misdemeanor offenses and forward completed cases to the District Attorney and County Attorney for prosecution. Those agency details explain why a custody question, investigative report, prosecutor filing, and court case may sit in different offices.
Official sources did not provide a jail building history, housing-unit layout, medical unit description, public lobby rules, property-return procedure, or adult inmate program list. The available record is strongest on contact channels and TCJS population reporting. No official adult jail mugshot gallery was found; for booking-photo limits and public-record request framing, see Duval County jail mugshots. County jail custody should be confirmed directly because transfers, releases, court actions, and holds can change quickly.
Note: Confirm custody, visitation eligibility, mail rules, and bond details with the sheriff's office before traveling or sending money.
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