Reviewed and updated October 11, 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 October 11, 2026.
Blanco County, Texas, has about 13,000 residents (2024 Census Bureau estimate). A person kept in custody after an arrest in Blanco County is held at the county jail, run by the Blanco 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: Blanco County public records, Blanco County arrest records, Blanco County warrants, Blanco County criminal records, Blanco County court records, Texas arrest records and Texas inmate search.
Finding Someone in Custody in Blanco County
The county jail, run by the Blanco County Sheriff's Office, holds everyone kept in custody after an arrest in Blanco County, from every agency.
SearchSystems opened and checked the jail page of the Blanco County Sheriff's Office at blancocountytexas.gov/page/Sheriff (page title: Sheriff | Blanco County, Texas), phone 830-868-7104, which answered when SearchSystems opened it on October 11, 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 830-868-7104.
The Blanco County Jail by the Numbers
So far in 2026 the jail has held about 23 people on an average day, down from about 27 in 2019. Its rated capacity is 56 beds, and it is running at 41 percent of it. The figures are from the Vera Institute of Justice's Incarceration Trends data.
Blanco County has about 13,000 residents (2024 Census Bureau estimate), so the jail holds about 17 people for every 10,000 residents.
Who Books People Into the Blanco County Jail
The Blanco County Sheriff's Office and the agencies that report for Johnson City and Blanco make the arrests that end in a booking in Blanco County.
The largest arrest counts reported to the FBI were Johnson City's 33 for 2025, the Blanco County Sheriff's Office's 26 for 2025 and Blanco's 21 for 2025.
Together, the three agencies in Blanco County with all twelve months of 2025 on file reported 80 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 Blanco County arrest records.
From the Jail to State Prison
A sentence of more than a year is served in state prison, not the jail; the Texas Department of Criminal Justice lists its inmates at inmate.tdcj.texas.gov/InmateSearch/start.
Frequently Asked Questions
How do I find an inmate in Blanco County?
Ask the Blanco County Sheriff's Office at 830-868-7104; its jail page SearchSystems verified is at blancocountytexas.gov/page/Sheriff.
How many people are in the Blanco County jail?
About 23 on an average day so far in 2026, against a rated capacity of 56 beds.
What is the phone number for the Blanco County jail?
830-868-7104, the number on the page of the Blanco County Sheriff's Office SearchSystems verified.
Where do people sentenced to prison in Blanco 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 Blanco 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.