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 24, 2026 and October 2, 2026.
St. Tammany Parish, Louisiana, has about 278,000 residents (2024 Census Bureau estimate). A person kept in custody after an arrest in St. Tammany Parish is held at the parish jail, run by the St. Tammany Parish 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: St. Tammany Parish public records, St. Tammany Parish arrest records, St. Tammany Parish warrants, St. Tammany Parish criminal records, St. Tammany Parish court records, Louisiana arrest records and Louisiana inmate search.
Finding Someone in Custody in St. Tammany Parish
The parish jail, run by the St. Tammany Parish Sheriff's Office, holds everyone kept in custody after an arrest in St. Tammany Parish, from every agency.
SearchSystems opened and checked the custody page of the St. Tammany Parish Sheriff's Office at inmates.stpso.revize.com/bookings (page title: St. Tammany Parish Sheriff Office Inmate Search), a site that blocks automated checks (HTTP 403), so open it in a browser.
Someone booked recently shows on that page; someone cited and released at the scene, or held a few hours at a city station, does not.
The St. Tammany Parish Jail by the Numbers
On an average day in 2023 the jail held about 910 people, down from about 1,090 in 2019. Its rated capacity in 2023 was 1,180 beds, and it ran at 77 percent of it that year. The figures are from the Vera Institute of Justice's Incarceration Trends data.
St. Tammany Parish has about 278,000 residents (2024 Census Bureau estimate), so the jail holds about 33 people for every 10,000 residents.
Who Books People Into the St. Tammany Parish Jail
The St. Tammany Parish Sheriff's Office and the agencies that report for Slidell, Mandeville, Covington, Pearl River and Folsom make the arrests that end in a booking in St. Tammany Parish.
The largest arrest counts reported to the FBI were the St. Tammany Parish Sheriff's Office's 3,943 for 2025, Slidell's 1,741 for 2025 and Mandeville's 345 for 2025.
Together, the five agencies in St. Tammany Parish with all twelve months of 2025 on file reported 6,366 arrests to the FBI that year. Those kept in custody were booked into the parish jail; a person cited and released at the scene was not.
The counts, agency by agency and year by year, are in St. Tammany Parish arrest records.
From the Jail to State Prison
A sentence of more than a year is served in state prison, not the jail; the Louisiana Department of Public Safety and Corrections lists its inmates at doc.la.gov.
Frequently Asked Questions
How do I find an inmate in St. Tammany Parish?
Look on the custody page of the St. Tammany Parish Sheriff's Office at inmates.stpso.revize.com/bookings. It covers people booked into the parish jail.
How many people are in the St. Tammany Parish jail?
About 910 on an average day in 2023, the latest year in the Vera Institute's jail data, against a rated capacity of 1,180 beds.
Where do people sentenced to prison in St. Tammany Parish go?
To a facility of the Louisiana Department of Public Safety and Corrections; its inmate locator is at doc.la.gov.
Is this the official St. Tammany Parish website?
No. SearchSystems.net is an independent public records guide, online since 1997. It links to the official parish, court and state offices described above and does not hold records, charge for them or take requests.