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 on September 24, 2026.
Caribou County, Idaho, has about 7,200 residents (2024 Census Bureau estimate). A person kept in custody after an arrest in Caribou County is held at the county jail, run by the Caribou 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: Caribou County public records, Caribou County arrest records, Caribou County warrants, Caribou County criminal records, Caribou County court records, Idaho arrest records and Idaho inmate search.
Finding Someone in Custody in Caribou County
A person kept in custody after an arrest in Caribou County is held at the county jail, run by the Caribou County Sheriff's Office, whichever agency made the arrest.
SearchSystems opened and checked the jail page of the Caribou County Sheriff's Office at caribousheriff.com/departments/detention_and_jail (page title: Welcome to Caribou County Sheriff), phone (208) 547-3094, Mon - 1:00pm - 5:00pm, 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) 547-3094.
The Caribou County Jail by the Numbers
On an average day in 2023 the jail held about 42 people, up from about 41 in 2019. Its rated capacity in 2023 was 51 beds, and it ran at 82 percent of it that year. The figures are from the Vera Institute of Justice's Incarceration Trends data.
Caribou County has about 7,200 residents (2024 Census Bureau estimate), so the jail holds about 58 people for every 10,000 residents.
Who Books People Into the Caribou County Jail
The Caribou County Sheriff's Office and the agency that reports for Soda Springs make the arrests that end in a booking in Caribou County.
The largest arrest counts reported to the FBI were Soda Springs's 144 for 2025 and the Caribou County Sheriff's Office's 84 for 2025.
Together, the two agencies in Caribou County with all twelve months of 2025 on file reported 228 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 Caribou County 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 Caribou County serves the sentence in a facility of the Idaho Department of Correction, whose inmate locator is at idoc.idaho.gov/content/prisons/resident-client-search.
Frequently Asked Questions
How do I find an inmate in Caribou County?
Ask the Caribou County Sheriff's Office at (208) 547-3094; its jail page SearchSystems verified is at caribousheriff.com.
How many people are in the Caribou County jail?
About 42 on an average day in 2023, the latest year in the Vera Institute's jail data, against a rated capacity of 51 beds.
What is the phone number for the Caribou County jail?
(208) 547-3094, the number on the page of the Caribou County Sheriff's Office SearchSystems verified.
Where do people sentenced to prison in Caribou County go?
To a facility of the Idaho Department of Correction; its inmate locator is at idoc.idaho.gov.
Is this the official Caribou 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.