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 on September 23, 2026.
Mills County, Texas, has about 4,600 residents (2024 Census Bureau estimate). A person kept in custody after an arrest in Mills County is held at the county jail, run by the Mills 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: Mills County public records, Mills County arrest records, Mills County warrants, Mills County criminal records, Mills County court records, Texas arrest records and Texas inmate search.
Finding Someone in Custody in Mills County
The county jail, run by the Mills County Sheriff's Office, holds everyone kept in custody after an arrest in Mills County, from every agency.
SearchSystems opened and checked the jail page of the Mills County Sheriff's Office at millscountysheriff.org (page title: Welcome to the Mills County Sheriff's Office | Mills County Sherrif's Office), phone (325) 648-2245, 2111 Priddy Rd., Goldthwaite, TX 76844, which answered when SearchSystems opened it on September 23, 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 (325) 648-2245.
The Mills County Jail by the Numbers
So far in 2026 the jail has held about 19 people on an average day, down from about 23 in 2019. Its rated capacity is 39 beds, and it is running at 49 percent of it. The figures are from the Vera Institute of Justice's Incarceration Trends data.
Mills County has about 4,600 residents (2024 Census Bureau estimate), so the jail holds about 42 people for every 10,000 residents.
Who Books People Into the Mills County Jail
The Mills County Sheriff's Office makes the arrests that end in a booking in Mills County.
The Mills County Sheriff's Office reported 21 arrests to the FBI for 2025. 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 Mills 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 Mills 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 Mills County?
Ask the Mills County Sheriff's Office at (325) 648-2245; its jail page SearchSystems verified is at millscountysheriff.org.
How many people are in the Mills County jail?
About 19 on an average day so far in 2026, against a rated capacity of 39 beds.
What is the phone number for the Mills County jail?
(325) 648-2245, the number on the page of the Mills County Sheriff's Office SearchSystems verified.
Where do people sentenced to prison in Mills 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 Mills 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.