Decatur, IllinoisSales Tax Rate 2025

The City of Decatur is located in Macon County, Illinois. The sales tax rate is 9.25%

The total sales tax rate in Decatur comprises the Illinois state tax and the sales tax for Macon County. The city also imposes an additional sales tax of 1.50%. The table below provides a breakdown of the sales tax rate by jurisdiction.

Combined Sales Tax Rate	10.00%
Illinois	6.25%
Macon County	1.50%
Decatur	1.50%
District / Special Tax	0.00%

Decatur Sales Tax Calculator

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The TaxHero sales tax calculator provides a combined sales tax rate based on a full address lookup. A complete address ensures precision since ZIP codes may cross different tax jurisdictions. Results are for reference and may need additional context for compliance. Contact us today for a demo and learn how TaxHero can support your business.

Decatur District and Special Tax Rates+

If you make retail sales in Illinois subject to the state sales tax from a business located in a taxing district, district sales tax is generally due on your sales of tangible personal property. In Illinois, districts have varying sales tax rates.

To help you identify the correct sales tax rate in Decatur or any Illinois city, you may look up the sales tax rate by address and ZIP code in our calculator.