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 26, 2026.
Rensselaer, Indiana, in Jasper County, has about 5,600 residents (2024 Census Bureau estimate). A person kept in custody after an arrest in Rensselaer is held at the county jail, run by the Jasper 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: Rensselaer public records, Jasper County inmate search, Rensselaer arrest records, Rensselaer warrants, Rensselaer criminal records, Rensselaer court records, Indiana arrest records and Indiana inmate search.
Finding Someone in Custody in Rensselaer
The county jail, run by the Jasper County Sheriff's Office, holds everyone kept in custody after an arrest in Rensselaer, from every agency.
SearchSystems opened and checked the custody page of the Jasper County Sheriff's Office at jasperso.com/inmate-roster (page title: Inmate Roster | Jasper SO), 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 Jasper County Jail by the Numbers
On an average day in 2024 the jail held about 83 people, down from about 87 in 2019. Its rated capacity in 2019, the last year with a capacity figure, was 112 beds, and it ran at 78 percent of it that year. The figures are from the Vera Institute of Justice's Incarceration Trends data.
Jasper County has about 33,000 residents (2024 Census Bureau estimate), so the jail holds about 25 people for every 10,000 residents.
Who Books People Into the Jasper County Jail
The Jasper County Sheriff's Office and the agency that reports for Rensselaer (filed by the FBI as Rensselaer Police Department) make the arrests that end in a booking in and around Rensselaer.
Rensselaer reported 292 arrests to the FBI for 2019. 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 Rensselaer 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 Jasper County serves the sentence in a facility of the Indiana Department of Correction, whose inmate locator is at offenderlocator.idoc.in.gov/idoc-ofs-1.0.2/ofs.
Frequently Asked Questions
How do I find an inmate in Rensselaer?
Look on the custody page of the Jasper County Sheriff's Office at jasperso.com/inmate-roster. It covers people booked into the county jail.
How many people are in the Jasper County jail?
About 83 on an average day in 2024, the latest year in the Vera Institute's jail data, against a rated capacity of 112 beds.
Where do people sentenced to prison in Jasper County go?
To a facility of the Indiana Department of Correction; its inmate locator is at offenderlocator.idoc.in.gov.
Is this the official Rensselaer website?
No. SearchSystems.net is an independent public records guide, online since 1997. It links to the official city, county, court and state offices described above and does not hold records, charge for them or take requests.