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 September 28, 2026.
Benewah County, Idaho, has about 11,000 residents (2024 Census Bureau estimate). A person kept in custody after an arrest in Benewah County is held at the county jail, run by the Benewah 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: Benewah County public records, Benewah County arrest records, Benewah County warrants, Benewah County criminal records, Benewah County court records, Idaho arrest records and Idaho inmate search.
Finding Someone in Custody in Benewah County
A person kept in custody after an arrest in Benewah County is held at the county jail, run by the Benewah County Sheriff's Office, whichever agency made the arrest.
SearchSystems opened and checked the jail page of the Benewah County Sheriff's Office at benewahcountyid.gov/departments/sheriff (page title: Sheriff), phone 208-245-2555, 701 W College Ave, Suite 301 St Maries, ID 83861, which answered when SearchSystems opened it on September 24, 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 208-245-2555.
The Benewah County Jail by the Numbers
On an average day in 2023 the jail held about 19 people, up from about 14 in 2019. Its rated capacity in 2023 was 16 beds, and it ran at 119 percent of it that year. The figures are from the Vera Institute of Justice's Incarceration Trends data.
Benewah County has about 11,000 residents (2024 Census Bureau estimate), so the jail holds about 18 people for every 10,000 residents.
Who Books People Into the Benewah County Jail
The Benewah County Sheriff's Office and the agencies that report for St. Maries and Plummer make the arrests that end in a booking in Benewah County.
The largest arrest counts reported to the FBI were the Benewah County Sheriff's Office's 238 for 2024, St. Maries's 31 for 2025 and Plummer's 0 for 2025.
Together, the two agencies in Benewah County with all twelve months of 2025 on file reported 31 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 Benewah 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 Idaho Department of Correction lists its inmates at idoc.idaho.gov/content/prisons/resident-client-search.
Frequently Asked Questions
How do I find an inmate in Benewah County?
Ask the Benewah County Sheriff's Office at 208-245-2555; its jail page SearchSystems verified is at benewahcountyid.gov/departments/sheriff.
How many people are in the Benewah County jail?
About 19 on an average day in 2023, the latest year in the Vera Institute's jail data, against a rated capacity of 16 beds.
What is the phone number for the Benewah County jail?
208-245-2555, the number on the page of the Benewah County Sheriff's Office SearchSystems verified.
Where do people sentenced to prison in Benewah County go?
To a facility of the Idaho Department of Correction; its inmate locator is at idoc.idaho.gov.
Is this the official Benewah 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.