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 1, 2026.
Johnston County, Oklahoma, has about 10,000 residents (2024 Census Bureau estimate). A person kept in custody after an arrest in Johnston County is held at the county jail, run by the Johnston 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: Johnston County public records, Johnston County arrest records, Johnston County warrants, Johnston County police reports, Johnston County property records, Oklahoma arrest records and Oklahoma inmate search.
Finding Someone in Custody in Johnston County
The county jail, run by the Johnston County Sheriff's Office, holds everyone kept in custody after an arrest in Johnston County, from every agency.
SearchSystems opened and checked the custody page of the Johnston County Sheriff's Office at jcso.org/detention-center/inmate-search (page title: Inmate Search | Johnston County Sheriff's Office), which answered when SearchSystems opened it on September 24, 2026.
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 Johnston County Jail by the Numbers
On an average day in 2023 the jail held about 46 people, up from about 27 in 2019. Its rated capacity in 2019, the last year with a capacity figure, was 64 beds, and it ran at 42 percent of it that year. The figures are from the Vera Institute of Justice's Incarceration Trends data.
Johnston County has about 10,000 residents (2024 Census Bureau estimate), so the jail holds about 45 people for every 10,000 residents.
Who Books People Into the Johnston County Jail
The Johnston County Sheriff's Office and the agency that reports for Tishomingo make the arrests that end in a booking in Johnston County.
The largest arrest counts reported to the FBI were the Johnston County Sheriff's Office's 283 for 2025 and Tishomingo's 73 for 2025.
Together, the two agencies in Johnston County with all twelve months of 2025 on file reported 356 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 Johnston 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 Oklahoma Department of Corrections lists its inmates at okoffender.doc.ok.gov.
Frequently Asked Questions
How do I find an inmate in Johnston County?
Look on the custody page of the Johnston County Sheriff's Office at jcso.org/detention-center/inmate-search. It covers people booked into the county jail.
How many people are in the Johnston County jail?
About 46 on an average day in 2023, the latest year in the Vera Institute's jail data, against a rated capacity of 64 beds.
Where do people sentenced to prison in Johnston County go?
To a facility of the Oklahoma Department of Corrections; its inmate locator is at okoffender.doc.ok.gov.
Is this the official Johnston 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.