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Rock Island County Mission . . .
"To build the future and improve the quality of life for our community."

County News

Current Real Estate And Mobile Home Taxes Are Now Past Due

Reminder: Current Rock Island County Real Estate and Mobile Home taxes are now past due! Payments must be paid directly to Treasurer's office at 1504 3rd Avenue, Rock Island. Click here to view the important Deadlines:  

Rock Island County Budget

Rock Island County is pleased to release the FY18 Budget Book:


    Disaster Area Reassessments

    As of July 24th, 2017, Governor Rauner declared Rock Island County a major disaster area due to structural damage from flooding. Learn more...  

    Tax Bill Frequently Asked Questions

    Do you have questions regarding your tax bill? Click here PDF Document to view our tax bill frequently asked questions.  

    Rock Island County Newsletter


    Honor Rewards Program

    The Honor Rewards Program is a community service made available through the Recorder's Office to thank and acknowledge our nation's veterans for their sacrifices to our country. Click here to learn more about the discounts and benefits offered.  

    Court Payments

    You may now submit your guilty plea online for no appearance required traffic tickets and conservation violations. Click here for more information.

    Civil War Soldiers' Monument Restoration Project

    The Rock Island County Sheriff’s Department, in conjunction with the Rock Island County Historical Society and the Civil War Roundtable of the Quad Cities, are in the process of raising funds for a restoration project. The Civil War Soldiers’ Monument, which is situated on the northeast corner of the Rock Island County Courthouse lawn, is in dire need of repair. Learn more... / View pictures  

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    Rock Island County Office Building (map ExternalLink.gif)
    1504 Third Avenue, Rock Island IL 61201-8624

    Phone: See County Directory      Hours: 8:00 AM to 4:30 PM - Monday thru Friday
    Pursuant to Public Act 96-856, all Notices of Foreclosure should be directed to: Office of the County Clerk, 1504 Third Avenue, Rock Island IL 61201.