Williamson County Treasurer's Office

10/19/2026

09/10/2026

My office has received many inquiries as to how much is collected and where does the money go. The images will show you the total amount extended for the 25 pay 26 tax year and the top 15 districts along with TIF information for each community in Williamson County. The top 15 districts account for 92% of the total extended. If you would like to see the entire extension calculation list for each district you can go to this link on the County Clerk's landing page of the county websitehttps://www.williamsoncountyil.gov/wp-content/uploads/2026/07/Final-Tax-Computations-2025-pay-2026.pdf

08/27/2026

My office has received many inquiries as to how much is collected and where does the money go. The images will show you the total amount distributed for the 2024 pay 2025 tax year and the top 15 districts along with TIF information for each community in Williamson County. If you would like to see the entire distribution list for each district you can go to this link on the treasurer's landing page of the county website https://www.williamsoncountyil.gov/distributions-by-taxing-district/

08/27/2026

The online tax portal is now operational. Again we apologize for any inconvenience this may have caused.

08/26/2026

The DevNet Wedge online portal is currently down. You are currently unable to access or pay your bills online. We will update you as soon as there is a return of service. We apologize for the inconvenience.