Assessment Office:

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Due Dates for the 2020 taxes (payable in 2021) are as follows: 

1st installment due:   June 10, 2021
2nd installment due:   August 10, 2021
3rd installment due:   September 10, 2021
4th installment due:   November 10, 2021

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Louisa A. Ewert - Treasurer
Rock Island County Office Building (map ExternalLink.gif)
First Floor - 1504 Third Avenue, Rock Island IL 61201

Phone: (309) 558-3510      Fax: (309) 558-3511     Email: [email protected]
Hours: 8:00 AM to 4:30 PM - Monday thru Friday