Rock Island County, Illinois

Challenge a revised county house value in Rock Island County.

For Rock Island County homeowners who need to confirm the wEDGE property record, October 26 county-wide deadline, and signed paper packet before filing.

County-confirmed parcel lookup Nearby public sales comps Transparent low / mid / high savings range
How we help: Download a free appeal-readiness summary first. If the case looks worth filing, we can prepare the full submission package for a flat fee. No representation agreement is required.

One county-wide October 26 deadline

Rock Island County published 2026 assessments on September 26, 2026, with Board of Review complaints due county-wide by October 26, 2026.

  • Search by parcel number or street address
  • See the county's house value and nearby comparable sales
  • Download your estimate after entering your email
  • Check the 2026 township deadline tracker.

Step 1

Find the property

Enter a Rock Island County parcel number like 09-17-211-010 or a street address.