Rock Island County

Rock Island County is located in northwestern Illinois along the Mississippi River, forming part of the Illinois-Iowa border. Rock Island County seat is Rock Island, situated on the river's eastern bank. Established in 1831, Rock Island County includes approximately 451 square miles and serves a population of approximately 144,000 residents as of recent estimates. Rock Island County is part of the Quad Cities metropolitan area, which includes Rock Island area, Moline, East Moline, and Silvis on the Illinois side, plus Davenport and Bettendorf in Iowa. Major landmarks include Rock Island County Arsenal, a U.S. Army manufacturing facility occupying an entire island in the Mississippi River and serving as one of Rock Island County's largest employers. Black Hawk State Historic Site preserves important Native American heritage and natural areas within Rock Island County. Rock Island County's history is deeply tied to river transportation, agriculture, and industrial manufacturing. Rock Island County government operates from multiple locations: the County Clerk is located at 1504 3rd Avenue, Rock Island County, IL 61201; the County Recorder maintains offices at the same address; and the County Assessor operates from 1504 3rd Avenue as well. Rock Island County has been shaped by its strategic river location, acting as a transportation hub since the mid-19th century when it became a major railroad center. Today, Rock Island County blends its industrial heritage with modern economic development, offering residents access to both urban amenities and natural river valley beauty.

Rock Island County Circuit Court is located at 210 15th Street, Rock Island, IL 61201. It is a trial court of general jurisdiction and hears civil, criminal, family, and juvenile cases. The court also has jurisdiction over probate, guardianship, and mental health cases. The court is presided over by a Chief Judge and four Associate Judges.

Law Enforcement & Arrests

• Arrest records in Rock Island County are subject to the Illinois Freedom of Information Act (5 ILCS 140/1 et seq.), which requires public bodies to provide access to public records upon request.
• To obtain arrest records, requesters should submit written FOIA requests to the specific law enforcement agency that made the arrest, identifying the individual and approximate date of arrest.
• Most agencies charge copying fees as permitted under statute.
• Mugshots and booking photos are generally considered public records in Illinois and are available through the jail's inmate search system or by specific FOIA request to the arresting agency.
• Processing times for FOIA requests typically range from 5 to 21 business days depending on the complexity of the request.

Criminal Records

• Access to these records is governed by the Illinois Freedom of Information Act, making sure of public access while protecting individual privacy rights.

Jail & Inmate Records

• The bond and bail process follows Illinois state guidelines, allowing detainees to post bail as determined by the court to secure temporary release.

Mugshots & Booking Photos

• The Circuit Clerk charges fees for certified copies of court documents: $6 for the first page and $2 for each additional page of the same document.
• Online case access is provided through the state's eCourts system, allowing parties and attorneys to file documents electronically and view case dockets.

• This online system provides free access to view recorded documents, though certified copies require payment.
• For property tax information, Rock Island County Treasurer's Office at 1504 3rd Avenue (phone: 309-558-3571) provides tax payment records, delinquent tax information, and annual tax sale details.
• Rock Island Chief County Assessment Officer's Office, also at 1504 3rd Avenue (phone: 309-558-3513), maintains property assessment records, parcel identification numbers, and assessment appeals information.
• The Assessor provides an online Geographic Information System (GIS) parcel viewer that displays property boundaries, ownership information, assessed values, and tax history.
• This interactive mapping tool is free to use and provides aerial photography, zoning overlays, and measurement tools.

Vital records for this county include birth, death, marriage, and divorce certificates issued under state vital statistics law.

• Processing time for vital records requests at Rock Island County level is typically 1-2 weeks when requested by mail, or same-day service for in-person requests if the record is readily located.
• Requesters must provide valid government-issued photo identification and demonstrate a direct and tangible interest in the record under Illinois statute (410 ILCS 535/1 et seq, the Vital Records Act).
• Eligible requesters include the registrant, parent, legal guardian, child, grandparent, sibling, spouse, or legal representative.
• Marriage licenses are issued by Rock Island County Clerk's Office at the same address; the cost is $60, and there is no waiting period in Illinois following issuance.
• Rock Island County Clerk also maintains marriage records and can provide certified copies for $5 each.

Business records, licenses, and permits for this county are processed by the County Clerk and local government offices.

• Assumed name certificates (Doing Business As or DBA filings) are filed with the County Clerk when a business operates under a name different from the legal entity name; the fee is typically $26 per filing.
• Building permits and zoning matters in unincorporated Rock Island County are handled by Rock Island County Building and Zoning Department, located at 1504 3rd Avenue, Rock Island County, IL 61201 (phone: 309-558-3035).
• For businesses requiring liquor licenses, applications are processed by the Illinois Liquor Control Commission in addition to any local municipal licensing requirements.