Illinois sales tax summary
| Measure | Value |
|---|---|
| Statewide base rate | 6.25% |
| Local sales taxes | Yes |
| Tax on $100 at base rate | $6.25 |
What the estimate means
Common exemptions or special treatment: Groceries and prescription drugs are commonly exempt or reduced, but local and special taxes vary.
For a $100 taxable purchase, the statewide portion alone would be $6.25. The embedded calculator uses the base rate and leaves room for you to enter a local combined rate when your address requires it.
Frequently asked questions
What is the Illinois sales tax rate?
Illinois has a 6.25% statewide base rate.
Do local taxes apply?
Yes, local rates can add.
State base-rate and exemption summary prepared for the 2026 page set. Verify the exact local combined rate and product treatment with the state revenue agency before filing.