Illinois Sales Tax Calculator
Illinois has a 6.25% state rate, but Chicago and its collar counties add layers that can exceed 10%. Illinois taxes some services that most states leave alone, and the Chicago rate is among the highest in the country.
Default for Illinois: 8.88%. Edit to use another rate.
State-level estimate — the exact rate depends on your county, city, and special districts.
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Effective from 2026-01-01 · State and sample ZIP-level rates.
Illinois sales tax rates
| Rate type | Rate |
|---|---|
| State rate | 6.25% |
| Average local rate | 2.63% |
| Average combined rate | 8.88% |
| Highest combined rate | 12.75% |
What is taxable in Illinois?
- Groceries are taxed at a reduced 1% state rate and prescription drugs at 1%, while prepared food is taxed at the full combined rate.
- Home-rule counties and the Regional Transportation Authority add taxes, and Chicago applies its own combination of levies.
IL sales tax calculator FAQ
- What is the sales tax rate in Illinois?
- Illinois's state-level rate is 6.25%. Local taxes bring the statewide average combined rate to about 8.88%, with the highest combined rate around 12.75%. Illinois taxes some services that most states leave alone, and the Chicago rate is among the highest in the country.
- Does Illinois have local sales tax?
- Home-rule counties and the Regional Transportation Authority add taxes, and Chicago applies its own combination of levies.
- What is exempt from sales tax in Illinois?
- Groceries are taxed at a reduced 1% state rate and prescription drugs at 1%, while prepared food is taxed at the full combined rate.
- How do I calculate sales tax in Illinois?
- Multiply the pre-tax price by the combined rate for your location. At the roughly 8.88% average combined rate, a $100.00 purchase would add about $8.88 in tax. Use the ZIP lookup above for the specific rate, and confirm with the Illinois Department of Revenue.
Official source: Illinois Department of Revenue.
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Other state calculators
- Arkansas6.50%
- California7.25%
- Connecticut6.35%
- Florida6.00%
- Michigan6.00%
- Minnesota6.875%
- Missouri4.225%
- New Jersey6.625%
- New York4.00%
- Ohio5.75%
- Pennsylvania6.00%
- Texas6.25%
Make a Illinois receipt with these totals
The calculator can pre-fill a receipt with the subtotal, tax, and total for Illinois. Start from a template and adjust the details.