Illinois: Sales Tax Handbook

Illinois:

2026 Illinois Sales Tax Map by County

Illinois Sales Tax:

6.25%

Average Sales Tax (Including Local Taxes):

8.292%

Illinois Sales Tax Map Legend:

Lowest sales tax (6.25%)

Highest sales tax (12.25%)

This interactive sales tax map map of Illinois shows how local sales tax rates vary across Illinois' 102 counties. Click on any county for detailed sales tax rates, or see a full list of Illinois counties here.

Illinois has state sales tax of 6.25%, and allows local governments to collect a local option sales tax of up to 6%. There are a total of 567 local tax jurisdictions across the state, collecting an average local tax of 2.099%.

Combined with the state sales tax, the highest sales tax rate in Illinois is 12.25% in the city of Calumet City.

Illinois sales tax rates last updated August 2026

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