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 Jacinto County, Texas, has about 29,000 residents (2024 Census Bureau estimate). A person kept in custody after an arrest in San Jacinto County is held at the county jail, run by the San Jacinto 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 Jacinto County public records, San Jacinto County arrest records, San Jacinto County warrants, San Jacinto County criminal records, San Jacinto County court records, Texas arrest records and Texas inmate search.
Finding Someone in Custody in San Jacinto County
The county jail, run by the San Jacinto County Sheriff's Office, holds everyone kept in custody after an arrest in San Jacinto County, from every agency.
SearchSystems opened and checked the jail page of the San Jacinto County Sheriff's Office at co.san-jacinto.tx.us/page/sanjacinto.Sheriff (page title: San Jacinto County, Texas), phone (936) 653-4367, 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) 653-4367.
The San Jacinto County Jail by the Numbers
So far in 2026 the jail has held about 120 people on an average day, up from about 80 in 2019. Its rated capacity is 144 beds, and it is running at 81 percent of it. The figures are from the Vera Institute of Justice's Incarceration Trends data.
San Jacinto County has about 29,000 residents (2024 Census Bureau estimate), so the jail holds about 40 people for every 10,000 residents.
Who Books People Into the San Jacinto County Jail
The San Jacinto County Sheriff's Office and the agency that reports for Shepherd make the arrests that end in a booking in San Jacinto County.
The FBI's agency list also places four other agencies in San Jacinto County (the arrest records guide names each one).
The largest arrest counts reported to the FBI were the San Jacinto County Sheriff's Office's 478 for 2025 and Shepherd's 2 for 2025.
Together, the two agencies in San Jacinto County with all twelve months of 2025 on file reported 480 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 Jacinto 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 Jacinto 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 Jacinto County?
Ask the San Jacinto County Sheriff's Office at (936) 653-4367; its jail page SearchSystems verified is at co.san-jacinto.tx.us/page/sanjacinto.Sheriff.
How many people are in the San Jacinto County jail?
About 120 on an average day so far in 2026, against a rated capacity of 144 beds.
What is the phone number for the San Jacinto County jail?
(936) 653-4367, the number on the page of the San Jacinto County Sheriff's Office SearchSystems verified.
Where do people sentenced to prison in San Jacinto 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 Jacinto 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.