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 23, 2026 and September 24, 2026.
Oconto County, Wisconsin, has about 40,000 residents (2024 Census Bureau estimate). A person kept in custody after an arrest in Oconto County is held at the county jail, run by the Oconto 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: Oconto County public records, Oconto County arrest records, Oconto County warrants, Oconto County criminal records, Oconto County court records, Wisconsin arrest records and Wisconsin inmate search.
Finding Someone in Custody in Oconto County
The county jail, run by the Oconto County Sheriff's Office, holds everyone kept in custody after an arrest in Oconto County, from every agency.
SearchSystems opened and checked the custody page of the Oconto County Sheriff's Office at ocontocountywi.gov/700/Inmate-Information (page title: Inmate Information | Oconto County, WI), which answered when SearchSystems opened it on September 23, 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 Oconto County Jail by the Numbers
On an average day in 2025 the jail held about 88 people, up from about 84 in 2019. Its rated capacity in 2025 was 145 beds, and it ran at 61 percent of it that year. The figures are from the Vera Institute of Justice's Incarceration Trends data.
Oconto County has about 40,000 residents (2024 Census Bureau estimate), so the jail holds about 22 people for every 10,000 residents.
Who Books People Into the Oconto County Jail
The Oconto County Sheriff's Office and the agencies that report for Oconto, Oconto Falls, Gillett, Lena and Suring make the arrests that end in a booking in Oconto County.
The largest arrest counts reported to the FBI were the Oconto County Sheriff's Office's 612 for 2024, Oconto's 169 for 2025 and Oconto Falls's 129 for 2025.
Together, the four agencies in Oconto County with all twelve months of 2022 on file reported 900 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 Oconto 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 Oconto County serves the sentence in a facility of the Wisconsin Department of Corrections, whose inmate locator is at appsdoc.wi.gov/lop/welcome.
Frequently Asked Questions
How do I find an inmate in Oconto County?
Look on the custody page of the Oconto County Sheriff's Office at ocontocountywi.gov/700/Inmate-Information. It covers people booked into the county jail.
How many people are in the Oconto County jail?
About 88 on an average day in 2025, the latest year in the Vera Institute's jail data, against a rated capacity of 145 beds.
Where do people sentenced to prison in Oconto County go?
To a facility of the Wisconsin Department of Corrections; its inmate locator is at appsdoc.wi.gov/lop/welcome.
Is this the official Oconto 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.