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ATTENTION: Payments online and by phone are currently closed for the year. Tax bills for 2024, payable in 2025, have not been issued yet.
The Rock Island County Collector will mail real estate tax bills on or before May 16, 2025. Online payments will be accepted after that date.
Due dates for 2024 Real Estate Taxes, payable in 2025 are as follows:
- 1st Installment: Wednesday, June 18, 2025.
- 2nd Installment: Monday, August 18, 2025.
- 3rd Installment: Thursday, September 18, 2025.
- 4th Installment: Tuesday, November 18, 2025.
Mobile Home Taxes will be mailed on or before May 9, 2025, and are due on Friday, July 18, 2025.
To pay a previous year’s tax, please call the County Clerk's Office at 309-558-3562.
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