Illinois Sales Tax Calculator (2026)
The Illinois sales tax rate is 6.25% at the state level. Adding the 2.71% average local rate gives a combined 8.96%. On a $100 purchase that is about $8.96 in tax, for $108.96 total. Enter any amount below.
What is the Illinois sales tax rate in 2026?
The Illinois state rate is 6.25%. With an average local rate of 2.71%, the combined average is 8.96%.
How much tax on a $100 purchase?
About $8.96 at the combined 8.96% rate. Your $100 item costs roughly $108.96.
Where does Illinois rank nationally?
Illinois ranks #8 of 47 taxing states by combined rate. That is 1.43% above the 7.53% US average.
Are local rates included?
Yes. This calculator uses the state rate plus the population-weighted average local rate. Your exact city or county rate may differ.
How does sales tax work in Illinois?
Illinois charges a 6.25% state sales tax on most retail goods. Many cities and counties add a local tax on top. The population-weighted average local rate is 2.71%.
That brings the typical combined rate to 8.96%. Your real rate depends on the exact city or county. The calculator above uses the state plus average local rate.
What does Illinois sales tax cost on common purchases?
| Purchase | State (6.25%) | Avg local (2.71%) | Total tax | You pay |
|---|---|---|---|---|
| $100 | $6.25 | $2.71 | $8.96 | $108.96 |
| $1,000 | $62.50 | $27.10 | $89.60 | $1,089.60 |
| $30,000 car | $1,875.00 | $813.00 | $2,688.00 | $32,688.00 |
How do you calculate Illinois sales tax by hand?
- Take the pre-tax price of your item.
- Multiply it by the combined rate of 8.96% (6.25% state + 2.71% local).
- Add that tax to the price to get your total.
- To reverse it, divide the total by 1.0896.
How is car and vehicle sales tax handled in Illinois?
Vehicles are generally taxed at the same 8.96% combined rate, applied to the purchase price. A $30,000 car costs about $2,688.00 in tax. Trade-in credits and county rules can change the figure.
How do you remove sales tax from a total (reverse calculation)?
Switch the calculator to reverse mode. It divides the tax-included total by 1.0896 to recover the pre-tax price. This is how you find the base price on a receipt.