How to Search Rock Island County Records (Start Here)
Rock Island County — Rock Island/Moline — Quad Cities. Circuit Clerk for court records. Township assessors.
Each source below is verified and links to an official portal.
Criminal & Court Records
Probate Case Index 1834-1899
Visit →Criminal & Court Records
Official Free
Illinois State Archives database of Rock Island County Probate Court Cases filed between 1834 and 1899.
Court Forms
Visit →Criminal & Court Records
Official Free
Find and download Rock Island County Circuit Clerk court forms.
PACER Federal Courts
Visit →Criminal & Court Records
.gov
Federal court electronic records (Public Access to Court Electronic Records).
pacer.gov
Jail & Inmate Records
Illinois Sex Offender Registry
Visit →Jail & Inmate Records
.gov
Statewide Illinois sex offender registry.
isp.illinois.gov
National Sex Offender Registry
Visit →Jail & Inmate Records
.gov
Dept. of Justice national sex offender public website.
nsopw.gov
Property & Tax Records
Recorded Documents
Visit →Property & Tax Records
Official Free
Recorder's Office mortgages, deeds, survey maps, easements, notices, judgments, plats, affidavits, UCCs, agreements, restrictions, lis pendens, and more. Choose Direct Search to find records for free, or select either of two pay services to find and download
Property | Assessor
Visit →Property & Tax Records
Official Free
Rock Island County Assessor assessment and property database.
Property | Tax
Visit →Property & Tax Records
Official Free
Rock Island County Treasurer Office property and property tax records.
Property | Delinquent Taxes
Visit →Property & Tax Records
Official Free
Rock Island County delinquent property tax records database from the County Clerk.
BLM General Land Office Records
Visit →Property & Tax Records
.gov
U.S. Bureau of Land Management federal land records.
glorecords.blm.gov
Birth/Death/Marriage
FamilySearch US Records
Visit →Birth/Death/Marriage
Free U.S. genealogy and vital records (non-profit).
familysearch.org
Business, Voter & Other
Rock Island County
Visit →Business, Voter & Other
Official Free
Visit the official website for Rock Island County to look up government departments, contacts, programs, business resources, news, notices, and more.
USCIS Business Verification
Visit →Business, Voter & Other
.gov
US Citizenship & Immigration Services.
uscis.gov
Probate Case Index 1834-1899
Visit →Criminal & Court Records
Official Free
Illinois State Archives database of Rock Island County Probate Court Cases filed between 1834 and 1899.
Court Forms
Visit →Criminal & Court Records
Official Free
Find and download Rock Island County Circuit Clerk court forms.
Property & Tax Records
Recorded Documents
Visit →Property & Tax Records
Official Free
Recorder's Office mortgages, deeds, survey maps, easements, notices, judgments, plats, affidavits, UCCs, agreements, restrictions, lis pendens, and more. Choose Direct Search to find records for free, or select either of two pay services to find and download
Property | Assessor
Visit →Property & Tax Records
Official Free
Rock Island County Assessor assessment and property database.
Property | Tax
Visit →Property & Tax Records
Official Free
Rock Island County Treasurer Office property and property tax records.
Property | Delinquent Taxes
Visit →Property & Tax Records
Official Free
Rock Island County delinquent property tax records database from the County Clerk.
Business, Voter & Other
Rock Island County
Visit →Business, Voter & Other
Official Free
Visit the official website for Rock Island County to look up government departments, contacts, programs, business resources, news, notices, and more.
Frequently Asked Questions
Who handles court records in Rock Island County? ▼
Go to the Circuit Clerk for court records in Rock Island County. Start at the Circuit Clerk's office for case lookups — Illinois has no statewide court search portal.
Who handles property records in Rock Island County? ▼
For deeds, mortgages, and liens, go to the County Recorder. For property values and assessment data, go to the County Assessor (Township Assessor in some counties). For tax bills and payments, go to the County Treasurer.
How do I get birth, death, or marriage records in Rock Island County? ▼
Marriage licenses in Rock Island County are issued by the County Clerk. Birth and death certificates are available from County Clerk (local) / IDPH (state). Divorce records come from the court that granted the decree.
Are Rock Island County records available online? ▼
Yes — Rock Island County has good online coverage. This page lists 9 searchable databases covering court records, property records, and business filings. Each links directly to an official government portal.
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