Downers Grove Township Office of the Assessor
Search for assessment information for property in Downers Grove Township.
DuPage County Supervisor of Assessments
Links to webpage with assessment information for parcels in various townships within the county.
Illinois Department of Revenue
Illinois tax forms, publications and information.
Internal Revenue Service
Federal tax forms and publications with links to each state’s department of revenue.
Lisle Township Assessor’s Office
Search for assessment information for property in Lisle Township.
Sales Tax Rate Reference Manual
Sales tax rates for all Illinois communities. Scroll down the page to find this PDF document.
State Tax Forms
Yahoo! Taxes
Links to a number of tax-related sites.
York Township Assessor’s Office
Search for assessment information for property in York Township.