State sales tax rate

Base state sales tax rate 6.25%
Local rate range 0%-4.75%
Total rate range 6.25%-11%

* While the base rate applies statewide, it’s only a starting point for calculating sales tax in Illinois. For an accurate tax rate for each jurisdiction, add other applicable local rates on top of the base rate.

Download Illinois sales tax rate table

Get a CSV file of this month’s sales tax rates by ZIP code for Illinois.

But be cautious: ZIP codes are the wrong tool for the job. That’s why we give them away for free.

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Illinois sales tax basics

The Illinois (IL) state sales tax rate is currently 6.25%. Depending on local municipalities, the total tax rate can be as high as 11%.

Other, local-level tax rates in the state of Illinois include home rule, non-home rule, water commission, mass transit, park district, business district, county public safety, public facilities or transportation, and county school facility tax. In addition, local government units may impose taxes or fees that the department does not collect.

Businesses selling tangible personal property at retail are required to register with the Illinois Department of Revenue.



How to register to collect sales tax in Illinois

If you need to collect sales tax in Illinois, first you need to register your business. Learn what steps you need to take to register in Illinois.

How to file sales tax returns in Illinois

Now that you’ve registered and you’re collecting sales tax in Illinois, find out how to file, or remit, your sales tax. Get answers to your common sales tax filing questions.

Deadlines for filing sales tax returns in Illinois

Check on the sales tax filing deadlines for Illinois. Get the dates for filing annually, quarterly, or monthly.

Illinois Sales Tax Rate by County

Are you looking for tax rates within a certain county? We have a list of all the counties in Illinois along with their sales tax rate.


Illinois Sales Tax Rates by City

Each city or town in Illinois may charge additional sales tax. Find the local tax rate for each city.



Get a grip on sales tax compliance

Get automated, cloud-based solutions for transaction tax compliance across the U.S. and throughout the world — no matter your business size or industry. Avalara provides advanced tax software that integrates with your existing business applications.

Learn more