Whiteside County GIS

03/17/2026

Today is the General Primary Election. Polls are open until 7 p.m. Get all you election and voting information on our county's Elections site.

Discover the latest resources, maps and information about Elections & Voters in Whiteside County.

02/20/2026

Join the Treasurer’s office for “Property Tax 101” meeting.

Do you understand and know how your real estate taxes are calculated in Whiteside County and where your tax money goes? An informational meeting, “Property Tax 101”, will take you through the Illinois tax cycle from start to finish.

02/18/2026

The Whiteside County Parcel Viewer has gotten an upgrade. Please check out the new version and update your bookmarks. https://experience.arcgis.com/experience/081fb228446a4f60a9b056069ad543b0

Some new features include: previous years' aerial photos, updated measurement tool, upgraded search results, and more. Read the summary PDF for all the changes.

11/14/2025

Be sure to check out our Christmas Attractions story map to find your holiday cheer around Whiteside County!

Places to find 'Holiday Cheer' around Whiteside County, IL

10/22/2025

A Whiteside County GIS map was featured in this news video discussing Sterling's Riverfront Redevelopment.

Big changes could be coming to Sterling’s riverfront.
https://www.kwqc.com/2025/10/21/sterling-planning-river-edge-redevelopment/

09/05/2025

‼ The county's Devnet wEdge site is experiencing issues. The host is aware and working to resolve them. ‼

Send a message to learn more

09/03/2025

Friendly Reminder! The second installment of real estate taxes are due today in Whiteside County.

08/28/2025

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07/14/2025

The GIS office is at the ESRI user conference this week learning all things GIS! Stay Mappy friends!