Rock Island, Illinois

County Seat: Rock Island · Population: 142,815

Find contact information for Rock Island government offices in Illinois. The county seat is Rock Island. Below you'll find phone numbers, addresses, and websites for the assessor, treasurer, recorder, clerk, and other county departments.

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Tax Due Dates

Property tax deadlines & email reminders for Rock Island

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Local Services

Title abstractors, process servers & more for Rock Island

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Frequently Asked Questions

How do I contact the Rock Island Assessor?

The Rock Island Assessor's office handles property valuations and assessments. Find their phone number and address in the Property Records section above.

Where do I pay property taxes in Rock Island?

Property tax payments are typically handled by the Rock Island Treasurer's office. Check the Property Records section for contact information and online payment options.

How do I get a copy of a deed in Rock Island?

Property deeds and records are maintained by the Rock Island Recorder or Clerk's office. You can usually request copies in person, by mail, or through their online portal.

What are the Rock Island office hours?

Office hours vary by department. Check the specific office listing above for hours, or call ahead to confirm. Many offices are closed on weekends and holidays.

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