ILLINOIS CAR SALES TAX · 2026
Illinois car sales tax calculator
Illinois charges 6.25% state sales tax on a car from a dealer, on the price less any trade-in, plus local tax; a private sale owes a flat amount instead. On a $35,000 car with a $10,000 trade-in, bought from a dealer, the tax is $1,562.50, before local tax.
Tax on this purchase
- Tax due
- $1,562.50
- Sales tax
- $1,562.50
- Local tax
- $0.00
- Taxed amount
- $25,000.00
- Trade-in subtracted
- $10,000.00
Illinois car sales tax by price
A new car from a dealer, before local tax.
| Price | No trade-in | $10,000 trade-in |
|---|---|---|
| $20,000 | $1,250.00 | $625.00 |
| $35,000 | $2,187.50 | $1,562.50 |
| $50,000 | $3,125.00 | $2,500.00 |
| $75,000 | $4,687.50 | $4,062.50 |
Illinois car sales tax questions
How much is car sales tax in Illinois?
Illinois charges 6.25% state sales tax on a car from a dealer, on the price less any trade-in, plus local tax; a private sale owes a flat amount instead. On a $35,000 car with a $10,000 trade-in, bought from a dealer, the tax is $1,562.50, before local tax.
Does a trade-in lower Illinois's car sales tax?
Yes. Illinois taxes the price less the trade-in. A $10,000 trade-in on a $35,000 car from a dealer saves $625.00. A private sale gets no trade-in deduction.
Is a manufacturer rebate taxed in Illinois?
Yes. Illinois taxes the price before a manufacturer rebate, so a $2,000 rebate does not lower the tax.
Is a private car sale taxed in Illinois?
Yes. Illinois charges a flat amount instead of a percentage: by model year under $15,000 and by price above it, from the RUT-5 chart.
What the calculator leaves out
- Chicago and Cook County residents may owe their own tax on a private purchase.
- Local tax is included only when you enter it.
Title, registration and plate fees, dealer fees, and any yearly tax on owning the vehicle are not included.