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.
Rockwall County, Texas, has about 137,000 residents (2024 Census Bureau estimate). A person kept in custody after an arrest in Rockwall County is held at the county jail, run by the Rockwall 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: Rockwall County public records, Rockwall County arrest records, Rockwall County warrants, Rockwall County criminal records, Rockwall County court records, Texas arrest records and Texas inmate search.
Finding Someone in Custody in Rockwall County
The county jail, run by the Rockwall County Sheriff's Office, holds everyone kept in custody after an arrest in Rockwall County, from every agency.
SearchSystems opened and checked the jail page of the Rockwall County Sheriff's Office at rockwallcountytexas.com/360/Detention-Division (page title: Detention Division | Rockwall County-Official Website), phone 972-204-7115, 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 972-204-7115.
The Rockwall County Jail by the Numbers
So far in 2026 the jail has held about 210 people on an average day, up from about 200 in 2019. Its rated capacity is 491 beds, and it is running at 43 percent of it. The figures are from the Vera Institute of Justice's Incarceration Trends data.
Rockwall County has about 137,000 residents (2024 Census Bureau estimate), so the jail holds about 15 people for every 10,000 residents.
Who Books People Into the Rockwall County Jail
The Rockwall County Sheriff's Office and the agencies that report for Rockwall, Fate, Royse City and Heath make the arrests that end in a booking in Rockwall County.
The FBI's agency list also places four other agencies in Rockwall County (the arrest records guide names each one).
The Rowlett Police Department and the Wylie Police Department are each listed by the FBI across several counties including Rockwall County, so their arrests are not broken out for Rockwall County here.
The largest arrest counts reported to the FBI were Rockwall's 1,024 for 2025, Royse City's 476 for 2025 and the Rockwall County Sheriff's Office's 271 for 2025.
Together, the five agencies in Rockwall County with all twelve months of 2025 on file reported 2,072 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 Rockwall 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 Rockwall County?
Ask the Rockwall County Sheriff's Office at 972-204-7115; its jail page SearchSystems verified is at rockwallcountytexas.com.
How many people are in the Rockwall County jail?
About 210 on an average day so far in 2026, against a rated capacity of 491 beds.
What is the phone number for the Rockwall County jail?
972-204-7115, the number on the page of the Rockwall County Sheriff's Office SearchSystems verified.
Where do people sentenced to prison in Rockwall 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 Rockwall 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.