Rock Island, IL 61201. Phone: 309-786-4451. Monday through Friday 8 am to 4:30 pm

Rock Island County is a county located in the U.S. state of Illinois, bounded on the west by the Mississippi River. According to the 2020 census, it had a population of 144,672. [1] Its county seat is Rock Island; its largest city is neighboring Moline. [2]

Nov 1, 2013 · The County Clerk operates under the laws and statutes of the State of Illinois and provides a variety of services to the public including: Administering Elections in Rock Island County; Calculating Tax Extension; Calculating Tax Rates Applied to Property; Collecting Delinquent Taxes Including Mobile Homes; Creating and maintaining County Board ...

Welcome to the Rock Island County Online Property Tax Records Search Web Pages. In our continuing effort to provide accurate and timely information to the citizens of Rock Island County, we are pleased to offer you online access to property tax information.

Rock Island is a city in and the county seat of Rock Island County, Illinois, United States. [2] The population was 37,108 at the 2020 census. [3] Located at the confluence of the Rock and Mississippi rivers, it is one of the Quad Cities along with neighboring Moline and East Moline in Illinois and the cities of Davenport and Bettendorf in Iowa ...

Feb 3, 2025 · Enter your search criteria into at least one of the following fields. The best way to search is to enter your Parcel Number as it appears on your Tax Bill.

Mar 23, 2015 · Rock Island County is notably a river county, for it stretches for almost sixty miles in an irregular strip along the Father of Waters. It also has for its boundary line (for the upper half of the county) upon the southeast another famous stream, Rock River.

Jul 1, 2024 · Rock Island County, Illinois. QuickFacts provides statistics for all states and counties. Also for cities and towns with a population of 5,000 or more.

Rock Island, IL 61201. Phone: 309-786-4451. Monday through Friday 8 am to 4:30 pm

Between 2021 and 2022 the population of Rock Island County, IL declined from 144,694 to 143,819, a −0.605% decrease and its median household income grew from $58,974 to $64,435, a 9.26% increase.