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 October 4, 2026.
Mont Belvieu, Texas, in Chambers County, has about 10,000 residents (2024 Census Bureau estimate). A person kept in custody after an arrest in Mont Belvieu is held at the county jail, run by the Chambers 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: Mont Belvieu public records, Chambers County inmate search, Mont Belvieu arrest records, Mont Belvieu warrants, Mont Belvieu property records, Texas arrest records and Texas inmate search.
Finding Someone in Custody in Mont Belvieu
The county jail, run by the Chambers County Sheriff's Office, holds everyone kept in custody after an arrest in Mont Belvieu, from every agency.
SearchSystems opened and checked the jail page of the Chambers County Sheriff's Office at chamberscountytx.gov/175/Sheriffs-Office (page title: Sheriff's Office | Chambers County, TX), phone 409-267-2500, 201 North Court Anahuac, TX 77514, which answered when SearchSystems opened it on October 4, 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 409-267-2500.
The Chambers County Jail by the Numbers
So far in 2026 the jail has held about 190 people on an average day, up from about 120 in 2019. Its rated capacity is 226 beds, and it is running at 85 percent of it. The figures are from the Vera Institute of Justice's Incarceration Trends data.
Chambers County has about 56,000 residents (2024 Census Bureau estimate), so the jail holds about 34 people for every 10,000 residents.
Who Books People Into the Chambers County Jail
The Chambers County Sheriff's Office and the agency that reports for Mont Belvieu (filed by the FBI as Mont Belvieu Police Department) make the arrests that end in a booking in and around Mont Belvieu.
The FBI's agency list also places one more agency in Chambers County: the Barbers Hill Independent School District (other agency).
The Baytown Police Department is listed by the FBI across two counties including Chambers County, so its arrests are not broken out for Chambers County here.
The largest arrest counts reported to the FBI were the Chambers County Sheriff's Office's 918 for 2025 and Mont Belvieu's 387 for 2025.
Together, the two agencies in Chambers County with all twelve months of 2025 on file reported 1,305 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 Mont Belvieu 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 Chambers 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 Mont Belvieu?
Ask the Chambers County Sheriff's Office at 409-267-2500; its jail page SearchSystems verified is at chamberscountytx.gov/175/Sheriffs-Office.
How many people are in the Chambers County jail?
About 190 on an average day so far in 2026, against a rated capacity of 226 beds.
What is the phone number for the Chambers County jail?
409-267-2500, the number on the page of the Chambers County Sheriff's Office SearchSystems verified.
Where do people sentenced to prison in Chambers 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 Mont Belvieu website?
No. SearchSystems.net is an independent public records guide, online since 1997. It links to the official city, county, court and state offices described above and does not hold records, charge for them or take requests.