Reviewed and updated October 11, 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 11, 2026.
Cavalier County, North Dakota, has about 3,600 residents (2024 Census Bureau estimate). A person kept in custody after an arrest in Cavalier County is held at the county jail, run by the Cavalier 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: Cavalier County public records, Cavalier County arrest records, Cavalier County warrants, Cavalier County criminal records, Cavalier County court records, North Dakota arrest records and North Dakota inmate search.
Finding Someone in Custody in Cavalier County
A person kept in custody after an arrest in Cavalier County is held at the county jail, run by the Cavalier County Sheriff's Office, whichever agency made the arrest.
SearchSystems opened and checked the jail page of the Cavalier County Sheriff's Office at cavaliercountysheriffsoffice.us (page title: Cavalier County Sheriff's Office), phone 701-256-2555, which answered when SearchSystems opened it on October 11, 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 701-256-2555.
The Cavalier County Jail by the Numbers
On an average day in 2019 the jail held about 1 people. Its rated capacity in 2019 was 8 beds, and it ran at 12 percent of it that year. The figures are from the Vera Institute of Justice's Incarceration Trends data.
Cavalier County has about 3,600 residents (2024 Census Bureau estimate), so the jail holds about 3 people for every 10,000 residents.
Who Books People Into the Cavalier County Jail
The Cavalier County Sheriff's Office makes the arrests that end in a booking in Cavalier County.
The Cavalier County Sheriff's Office reported 54 arrests to the FBI for 2025. 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 Cavalier 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 North Dakota Department of Corrections and Rehabilitation lists its inmates at docr.nd.gov/resident-lookup.
Frequently Asked Questions
How do I find an inmate in Cavalier County?
Ask the Cavalier County Sheriff's Office at 701-256-2555; its jail page SearchSystems verified is at cavaliercountysheriffsoffice.us.
How many people are in the Cavalier County jail?
About 1 on an average day in 2019, the latest year in the Vera Institute's jail data, against a rated capacity of 8 beds.
What is the phone number for the Cavalier County jail?
701-256-2555, the number on the page of the Cavalier County Sheriff's Office SearchSystems verified.
Where do people sentenced to prison in Cavalier County go?
To a facility of the North Dakota Department of Corrections and Rehabilitation; its inmate locator is at docr.nd.gov/resident-lookup.
Is this the official Cavalier 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.