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.
Power County, Idaho, has about 8,400 residents (2024 Census Bureau estimate). A person kept in custody after an arrest in Power County is held at the county jail, run by the Power 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: Power County public records, Power County arrest records, Power County warrants, Power County police reports, Power County property records, Idaho arrest records and Idaho inmate search.
Finding Someone in Custody in Power County
A person kept in custody after an arrest in Power County is held at the county jail, run by the Power County Sheriff's Office, whichever agency made the arrest.
SearchSystems opened and checked the custody page of the Power County Sheriff's Office at jail.powercounty.gov (page title: List Current Bookings), 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 Power County Jail by the Numbers
On an average day in 2021 the jail held about 8 people, down from about 12 in 2019. Its rated capacity in 2019, the last year with a capacity figure, was 12 beds, and it ran at 100 percent of it that year. The figures are from the Vera Institute of Justice's Incarceration Trends data.
Power County has about 8,400 residents (2024 Census Bureau estimate), so the jail holds about 10 people for every 10,000 residents.
Who Books People Into the Power County Jail
The Power County Sheriff's Office and the agency that reports for American Falls make the arrests that end in a booking in Power County.
The largest arrest counts reported to the FBI were the Power County Sheriff's Office's 180 for 2023 and American Falls's 78 for 2025.
Together, the two agencies in Power County with all twelve months of 2023 on file reported 274 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 Power 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 Power County?
Look on the custody page of the Power County Sheriff's Office at jail.powercounty.gov. It covers people booked into the county jail.
How many people are in the Power County jail?
About 8 on an average day in 2021, the latest year in the Vera Institute's jail data, against a rated capacity of 12 beds.
Where do people sentenced to prison in Power County go?
To a facility of the Idaho Department of Correction; its inmate locator is at idoc.idaho.gov.
Is this the official Power 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.