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. Every office link was opened and checked against the office's own site between September 23, 2026 and October 2, 2026.
Jersey County, Illinois, has about 21,000 residents (2024 Census Bureau estimate). Its court cases are filed in the Circuit Court of Jersey County, and the file of each case, kept by the Circuit Clerk, is the public record of it. This guide says which court hears what, where to look a case up and who keeps the files.
This guide covers the courts, the records page, criminal cases, kinds of files, cities and common questions.
Related guides: Jersey County public records, Jersey County arrest records, Jersey County warrants, Jersey County inmate search, Jersey County criminal records, Illinois arrest records and Illinois inmate search.
The Courts That Hear Cases from Jersey County
In Jersey County, the Circuit Court of Jersey County hears every civil, criminal, family, probate, traffic and juvenile case.
Divorces go to the Circuit Court's domestic relations division, and the file stays with the Circuit Clerk.
The Circuit Clerk keeps the files, and a copy of anything in a file comes from that office, under the court's own rules rather than the Illinois Freedom of Information Act.
Looking Up a Case from Jersey County
For Jersey County, SearchSystems opened and checked the court records page for the county at circuitclerk.jerseycounty-il.gov (page title: Jersey County Clerk of Courts | Mitchell P. Reynolds), 201 W. Pearl Street, Jerseyville, IL 62052, which answered when SearchSystems opened it on October 2, 2026.
Illinois has no single public index of every trial court case; each court's records are looked up through that court.
The Illinois court page SearchSystems verified is at illinoiscourts.gov.
What Reaches the Court from Jersey County
Together, the three agencies in Jersey County with all twelve months of 2025 on file reported 176 arrests to the FBI that year; the State's Attorney decides which of those arrests become cases in the Circuit Court of Jersey County.
The Kinds of Court Files
Criminal cases, divorces, traffic tickets and evictions all end up as files of these courts, and the file is what the public sees of each.
The other Jersey County guides take the kinds of file one at a time: Jersey County criminal records, Jersey County divorce records, Jersey County traffic tickets, Jersey County DUI and Jersey County property records.
Cities in Jersey County
Wherever in the county a case arises, it is filed in the Circuit Court of Jersey County.
SearchSystems has a guide to the offices of these cities in Jersey County, with the 2024 Census Bureau population; a city with its own court records guide opens there:
- Jerseyville (8,350)
Frequently Asked Questions
How do I look up a court case in Jersey County?
The court records page SearchSystems verified for the county is at circuitclerk.jerseycounty-il.gov.
Which court hears felonies in Jersey County?
The Circuit Court of Jersey County, which hears every civil, criminal, family, probate, traffic and juvenile case.
Who keeps the court records in Jersey County?
The Circuit Clerk. Copies come from that office under the court's own rules.
Is there a statewide court case search in Illinois?
No. Each court's records are looked up through that court.
Is this the official Jersey 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.