Reviewed and updated October 9, 2026 by the SearchSystems.net editorial team. The arrest counts are the ones each agency reported to the FBI, as the FBI held them on October 8, 2026. The jail figures are from the Vera Institute of Justice's Incarceration Trends data. Every office link was opened and checked against the office's own site between September 23, 2026 and September 30, 2026.
San Augustine County, Texas, has about 7,800 residents (2024 Census Bureau estimate). A person kept in custody after an arrest in San Augustine County is held at the county jail, run by the San Augustine County Sheriff's Office, and the jail's record of each person held is a public record. This guide says where to look for someone in custody, what the jail holds and who books people into it.
This guide covers the search, the jail, who books people, state prison and common questions.
Related guides: San Augustine County public records, San Augustine County arrest records, San Augustine County warrants, San Augustine County criminal records, San Augustine County court records, Texas arrest records and Texas inmate search.
Finding Someone in Custody in San Augustine County
A person kept in custody after an arrest in San Augustine County is held at the county jail, run by the San Augustine County Sheriff's Office, whichever agency made the arrest.
SearchSystems opened and checked the jail page of the San Augustine County Sheriff's Office at co.san-augustine.tx.us/page/sanaugustine.Sheriff (page title: Sheriff | San Augustine County), phone 936-275-2424, which answered when SearchSystems opened it on September 30, 2026.
That page is the office's jail information page rather than a roster, so a search for a particular person goes through the office at 936-275-2424.
The San Augustine County Jail by the Numbers
So far in 2026 the jail has held about 20 people on an average day, up from about 19 in 2019. Its rated capacity is 34 beds, and it is running at 59 percent of it. The figures are from the Vera Institute of Justice's Incarceration Trends data.
San Augustine County has about 7,800 residents (2024 Census Bureau estimate), so the jail holds about 26 people for every 10,000 residents.
Who Books People Into the San Augustine County Jail
The San Augustine County Sheriff's Office and the agency that reports for San Augustine make the arrests that end in a booking in San Augustine County.
The FBI's agency list also places these agencies in San Augustine County: the San Augustine Independent School District and the San Augustine County Constable's Precinct 1 (other agency).
The largest arrest counts reported to the FBI were the San Augustine County Sheriff's Office's 75 for 2025 and San Augustine's 43 for 2025.
Together, the two agencies in San Augustine County with all twelve months of 2025 on file reported 118 arrests to the FBI that year. Those kept in custody were booked into the county jail; a person cited and released at the scene was not.
The counts, agency by agency and year by year, are in San Augustine County arrest records.
From the Jail to State Prison
The jail holds people awaiting trial and people serving short sentences. A person sentenced to prison in San Augustine County serves the sentence in a facility of the Texas Department of Criminal Justice, whose inmate locator is at inmate.tdcj.texas.gov/InmateSearch/start.
Frequently Asked Questions
How do I find an inmate in San Augustine County?
Ask the San Augustine County Sheriff's Office at 936-275-2424; its jail page SearchSystems verified is at co.san-augustine.tx.us.
How many people are in the San Augustine County jail?
About 20 on an average day so far in 2026, against a rated capacity of 34 beds.
What is the phone number for the San Augustine County jail?
936-275-2424, the number on the page of the San Augustine County Sheriff's Office SearchSystems verified.
Where do people sentenced to prison in San Augustine County go?
To a facility of the Texas Department of Criminal Justice; its inmate locator is at inmate.tdcj.texas.gov/InmateSearch/start.
Is this the official San Augustine County website?
No. SearchSystems.net is an independent public records guide, online since 1997. It links to the official county, court and state offices described above and does not hold records, charge for them or take requests.