Illinois Circuit Court Structure
Illinois uses a unified three-tier judiciary. The Illinois Supreme Court sits at the top with administrative and supervisory authority over the state court system. The Illinois Appellate Court is the intermediate appellate court divided into districts. The circuit courts are the trial courts of original jurisdiction. There are 25 judicial circuits in Illinois, seven single-county and eighteen multi-county. Each circuit court has jurisdiction over all matters properly brought before it except specified constitutional and Supreme Court matters.
Source page: Illinois Courts circuit court page.
Circuit Clerks are elected in each county for four-year terms. They attend court sessions, preserve files and documents, maintain complete records of cases, and maintain case-related money records. The Circuit Clerk is the keeper of the court record, even though the court itself is a state institution.
The 17th Judicial Circuit and Winnebago County
Winnebago County belongs to the 17th Judicial Circuit, together with Boone County. The 17th Circuit has local divisions for Civil, Criminal, Family, Juvenile, and Order of Protection. Probate is a circuit court case category, not a separate probate court. The official 17th Circuit site at illinois17th.com publishes the judge roster, courthouse locations, court forms, divisions, accessibility resources, and the calendar of administrative orders. The Circuit Clerk site at circuitclerk.wincoil.gov handles records, payments, dockets, and copies.
Source page: 17th Judicial Circuit records search page.

Judges of the Winnebago County Circuit Court
The current 17th Circuit roster includes Circuit Judges Hon. Brendan A. Maher (Chief Judge), Joseph P. Bruscato, Lisa R. Fabiano, Gwyn Gulley, Erin C. Hannigan, Janet R. Holmgren, Nicholas O. Meyer, Scott P. Robinson, C. Robert Tobin III (Presiding Judge of Boone County), Ronald J. White, and Kathryn E. Zenoff assigned to the 4th District Appellate Court. Associate Judges include Heidi E. Agustsson, Stephen E. Balogh, Ronald A. Barch, Erin B. Buhl, Jennifer J. Clifford, John T. Gibbons, Donna R. Honzel, Francis M. Martinez, Philip J. Nicolosi, Steven L. Nordquist, Scott R. Paccagnini, Amy K. Peterman, Todd A. Ramlow, Debra D. Schafer, Donald P. Shriver, Ryan A. Swift, and Tamika R. Walker.
Circuit judges are elected for six-year terms and may be retained by voters for additional six-year terms. Associate judges are appointed by the circuit judges of the circuit under Supreme Court Rule 39 for four-year terms. Each circuit is administered by a chief judge elected by vote of the circuit judges in that circuit. Recent administrative orders include reassignments between Judge Maher, Judge Gibbons, and Judge Agustsson.
Winnebago County Circuit Court Courthouses
The 17th Judicial Circuit lists three court campuses in Rockford for Winnebago County. The main courthouse holds the Circuit Clerk, traffic court, jury assembly, records, law library, the State's Attorney, and the Public Defender. The Criminal Justice Center holds criminal courtrooms A, B, C, and D plus the sheriff and jail. The Juvenile Justice Center holds courtrooms 1, 2, and 3 and the juvenile clerk. Mail to any judge located on the courthouse campuses goes to Suite 215 at the courthouse.
Source page: 17th Judicial Circuit courthouses.

Winnebago County Courthouse
400 W. State Street
Rockford, IL 61101
(815) 319-4500
Source page: 17th Judicial Circuit locations.

Courtrooms in the Winnebago County Circuit Court
The Circuit Clerk docket page lists numbered courtrooms across the campuses. Civil courtrooms include 217, 311, 314, 412, 426, 451, 455, 459, and 467. Criminal courtrooms include A, B, C, D, 125, 209, 216, 311, 314, 315, 316, 317, 467, and 478. Juvenile courtrooms include 1, 2, and 3 at the Juvenile Justice Center. Traffic court sits at the courthouse. The hearing notice tells the building.
| Division | Courtrooms | Building |
|---|---|---|
| Civil | 217, 311, 314, 412, 426, 451, 455, 459, 467 | Winnebago County Courthouse |
| Criminal | A, B, C, D | Criminal Justice Center, 650 W. State |
| Criminal (numbered) | 125, 209, 216, 311, 314, 315, 316, 317, 467, 478 | Courthouse / CJC as assigned |
| Juvenile | 1, 2, 3 | Juvenile Justice Center, 211 S. Court |
| Traffic | Traffic Court | Winnebago County Courthouse |
Divisions of the Winnebago County Circuit Court
The 17th Circuit's courtrooms and divisions page lists Civil, Criminal, Family, Juvenile, and Order of Protection. Each division has its own filing routine, docket type set, and clerk window. Civil includes Law over $50,000, Law Minor, Small Claim, Arbitration, Forcible, Foreclosure, and Order of Protection. Criminal includes felony, misdemeanor, and traffic-criminal. Family covers dissolution and parenting. Juvenile covers J, JA, and JD case types. Probate runs as a circuit court case category.
Note: Illinois does not run a separate Justice of the Peace court structure; small civil and code-enforcement matters in unincorporated areas route to the Circuit Court.
How a Case Moves Through the Winnebago County Circuit Court
Illinois cases run through a recognizable flow. The same trial court hears nearly every kind of original-jurisdiction matter. Appeals leave the circuit and travel up the state appellate ladder. Federal cases follow a different path entirely.
Case flow: Filing or charge › Circuit Court (17th Judicial Circuit) › Trial or plea › Judgment › Illinois Appellate Court › Illinois Supreme Court
- The complaint, petition, or charge is filed with the Clerk of the Circuit Court.
- Service of process is completed under the Illinois Code of Civil Procedure or the criminal code.
- Early appearances such as arraignment, first return, or case management conference are set.
- Motions are heard during Motion Call dockets.
- The case is set for bench trial or jury trial as appropriate.
- The court enters a final judgment or disposition.
- Appeals are filed with the Illinois Appellate Court within the statutory time.
Security and Prohibited Items at the Winnebago County Circuit Court
The Sheriff's Office screens court patrons at each courthouse entrance. The 17th Circuit prohibits firearms and weapons, pepper spray, aerosol spray, knives, cutting blades of any size, scissors, multi-tools, wallet chains, heavy-link metal chains, food and drinks, camera devices, recording devices, and items of questionable nature or purpose. Prohibited items must be removed from county facilities to a secure place. Vending machines are available on the Lower Level of the courthouse and on the 2nd Floor of the Criminal Justice Center.
Source page: 17th Judicial Circuit prohibited items.

Parking and Accessibility at the Winnebago County Circuit Court
The 17th Circuit parking page provides a parking map and notes the May 5, 2025 temporary entrance relocation. The public courthouse entrance is now at 403 Elm Street. Bond Out and jail-related entry remain at the Criminal Justice Center off West State Street. Drop-off uses the temporary public entrance at 403 Elm Street for the courthouse. The Court Disability Coordinator is Deputy Court Administrator Michael Smith, Room 215, 400 West State Street, phone (815) 319-4806. Most courtrooms have infrared assistive listening systems.
Source page: 17th Judicial Circuit parking.

Source page: 17th Judicial Circuit ADA accessibility.

Specialty and Treatment Courts in Winnebago County
The 17th Circuit runs several problem-solving courts for Winnebago County participants. Winnebago County Drug Court works with adult defendants who have substance-use needs. The Therapeutic Intervention Program / Mental Health Court appears on the court calendar as TIP. Veterans Court shows as Vet. Family Recovery Court appears as Family Drug Court. Youth Recovery Court covers younger participants. Each program combines court supervision with treatment, mental health, or veterans' services. Entry requires court, prosecutor, defender, and treatment-team approval.
Specialty dockets often run on different days of the week than regular criminal dockets. The court calendar lists each program type. Participants typically have more frequent court contact than non-treatment defendants. The trade-off is that completion of the program may result in a more favorable disposition, including dismissal or reduced charges in some cases.
Appeals from the Winnebago County Circuit Court
Most appeals from the 17th Judicial Circuit go to the Illinois Appellate Court. The Illinois Supreme Court reviews further only on leave or in certain mandatory categories. Federal cases never go to the Illinois Appellate Court; they travel through the federal court system to the Seventh Circuit. Notices of appeal in civil and criminal cases follow specific Supreme Court rules with strict deadlines. The Circuit Clerk forwards the record on appeal to the appropriate appellate court after the notice is filed.
Some specialized circuit court orders go to the Illinois Supreme Court on direct review. Habeas corpus, mandamus, and prohibition matters may also be filed directly with the Supreme Court under shared jurisdiction rules. Most ordinary civil and criminal appeals follow the standard Appellate Court path, with the Supreme Court reviewing further only when leave is granted.
Circuit Court vs Other Illinois Courts
Illinois consolidates trial-level work in the circuit courts. The comparison below shows how the Winnebago County Circuit Court relates to the higher state courts, the federal courts, and the prior state courts that Illinois has consolidated into the circuit system over time.
| Court | Role | Where Cases Go |
|---|---|---|
| Winnebago County Circuit Court (17th Judicial Circuit) | Trial court of original jurisdiction. | Civil, criminal, family, juvenile, probate, traffic, OP. |
| Illinois Appellate Court | Intermediate appeals. | Most first appeals from circuit court. |
| Illinois Supreme Court | Final state review. | Constitutional, capital, supervisory, leave to appeal. |
| U.S. District Court, Northern District of Illinois | Federal trial court. | Federal criminal, civil, civil rights, diversity. |
| U.S. Court of Appeals, Seventh Circuit | Federal appeals. | Appeals from Northern District of Illinois. |