Sales Tax Calculator
Look up sales tax rates by US state and calculate the total cost of any purchase including tax.
State-level rate only (local taxes may apply)
Total with Tax
$107.25
Tax Rate
7.25%
Tax Amount
$7.25
Pre-Tax Price
$100.00
How to Use This Calculator
- 1.Enter the pre-tax purchase amount.
- 2.Select your state from the dropdown.
- 3.See the tax amount and total cost instantly.
The Formula
Tax Amount = Purchase Price × (Tax Rate / 100)
Total = Purchase Price + Tax Amount
Example Calculation
A $100 purchase in California (7.25% state sales tax):
- Tax: $100 × 0.0725 = $7.25
- Total: $100 + $7.25 = $107.25
- Note: local taxes may add 0.5-3.5% more
Why This Matters
Sales tax varies dramatically by state — from 0% in Oregon, Montana, Delaware, New Hampshire, and Alaska to over 7% in states like California, Indiana, Mississippi, Rhode Island, and Tennessee. Knowing the rate helps you budget accurately for large purchases.
Simplify your tax filing
File your federal and state taxes with confidence. Top-rated tax software walks you through every deduction.
Compare Tax SoftwareFrequently Asked Questions
Which states have no sales tax?
Five states have no state sales tax: Alaska, Delaware, Montana, New Hampshire, and Oregon. However, Alaska allows local municipalities to charge sales tax.
Are these the total tax rates?
No. This calculator shows state-level rates only. Many cities and counties add local sales taxes on top, which can add 0.5% to 5% more.
Is food taxed?
It varies by state. Most states exempt unprepared grocery food from sales tax but tax prepared food (restaurants, takeout). Some states tax all food.
Related Calculators
Retirement Savings Calculator
See how your savings will grow with compound interest and regular contributions over time.
Loan Payment Calculator
Calculate monthly payments and view a full amortization schedule for any loan.
Hourly to Salary Converter
Convert between hourly wages and annual salary to compare job offers and plan your budget.