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 23, 2026.
Ogle County, Illinois, has about 51,000 residents (2024 Census Bureau estimate). A person kept in custody after an arrest in Ogle County is held at the county jail, run by the Ogle 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: Ogle County public records, Ogle County arrest records, Ogle County warrants, Ogle County criminal records, Ogle County court records, Illinois arrest records and Illinois inmate search.
Finding Someone in Custody in Ogle County
The county jail, run by the Ogle County Sheriff's Office, holds everyone kept in custody after an arrest in Ogle County, from every agency.
SearchSystems opened and checked the custody page of the Ogle County Sheriff's Office at oglecountyil.gov/departments/sheriff/jail/inmate_information.php (page title: Inmate Information), 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 Ogle County Jail by the Numbers
On an average day in 2019 the jail held about 73 people. Its rated capacity in 2019 was 110 beds, and it ran at 66 percent of it that year. The figures are from the Vera Institute of Justice's Incarceration Trends data.
Ogle County has about 51,000 residents (2024 Census Bureau estimate), so the jail holds about 14 people for every 10,000 residents.
Who Books People Into the Ogle County Jail
The Ogle County Sheriff's Office and the agencies that report for Rochelle, Byron, Oregon, Mount Morris, Polo and Forreston make the arrests that end in a booking in Ogle County.
The Rockford Police Department is listed by the FBI across two counties including Ogle County, so its arrests are not broken out for Ogle County here.
The largest arrest counts reported to the FBI were the Ogle County Sheriff's Office's 485 for 2025, Rochelle's 239 for 2025 and Oregon's 64 for 2025.
Together, the five agencies in Ogle County with all twelve months of 2025 on file reported 822 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 Ogle 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 Ogle County serves the sentence in a facility of the Illinois Department of Corrections, whose inmate locator is at idoc.illinois.gov/offender/inmatesearch.html.
Frequently Asked Questions
How do I find an inmate in Ogle County?
Look on the custody page of the Ogle County Sheriff's Office at oglecountyil.gov. It covers people booked into the county jail.
How many people are in the Ogle County jail?
About 73 on an average day in 2019, the latest year in the Vera Institute's jail data, against a rated capacity of 110 beds.
Where do people sentenced to prison in Ogle County go?
To a facility of the Illinois Department of Corrections; its inmate locator is at idoc.illinois.gov/offender/inmatesearch.html.
Is this the official Ogle 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.