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 September 25, 2026.
Patterson, California, in Stanislaus County, has about 25,000 residents (2024 Census Bureau estimate). A person kept in custody after an arrest in Patterson is held at the county jail, run by the Stanislaus 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: Patterson public records, Stanislaus County inmate search, Patterson arrest records, Patterson warrants, Patterson criminal records, Patterson court records, California arrest records and California inmate search.
Finding Someone in Custody in Patterson
A person kept in custody after an arrest in Patterson is held at the county jail, run by the Stanislaus County Sheriff's Office, whichever agency made the arrest.
SearchSystems opened and checked the jail page of the Stanislaus County Sheriff's Office at scsdonline.com/online-services/inmates-list (page title: Who’s in Jail | Sheriff's Office), 250 E. Hackett Rd., Modesto, CA 95358, which answered when SearchSystems opened it on September 23, 2026.
That page is the office's jail information page rather than a roster.
The Stanislaus County Jail by the Numbers
On an average day in 2025 the jail held about 1,400 people, up from about 1,200 in 2019. Its rated capacity in 2023, the last year with a capacity figure, was 1,447 beds, and it ran at 96 percent of it that year. The figures are from the Vera Institute of Justice's Incarceration Trends data.
Stanislaus County has about 557,000 residents (2024 Census Bureau estimate), so the jail holds about 25 people for every 10,000 residents.
Who Books People Into the Stanislaus County Jail
The Stanislaus County Sheriff's Office and the agency that reports for Patterson (filed by the FBI as Patterson Police Department) make the arrests that end in a booking in and around Patterson.
The FBI's agency list also places one campus police department, two state police units and one other agency in Stanislaus County (the arrest records guide names each one).
The largest arrest counts reported to the FBI were Modesto's 10,361 for 2025, Turlock's 2,587 for 2025 and the Stanislaus County Sheriff's Office's 2,205 for 2023.
Together, the five agencies in Stanislaus County with all twelve months of 2025 on file reported 14,982 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 Patterson 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 Stanislaus County serves the sentence in a facility of the California Department of Corrections and Rehabilitation, whose inmate locator is at cdcr.ca.gov/search.
Frequently Asked Questions
How do I find an inmate in Patterson?
Ask the Stanislaus County Sheriff's Office; its jail page SearchSystems verified is at scsdonline.com/online-services/inmates-list.
How many people are in the Stanislaus County jail?
About 1,400 on an average day in 2025, the latest year in the Vera Institute's jail data, against a rated capacity of 1,447 beds.
Where do people sentenced to prison in Stanislaus County go?
To a facility of the California Department of Corrections and Rehabilitation; its inmate locator is at cdcr.ca.gov/search.
Is this the official Patterson 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.