US Sales Tax Calculator
Calculate US sales tax online for free. Enter a price and your local sales tax rate to see the tax amount and total. Runs entirely in your browser — nothing you enter is uploaded.
US sales tax has no single national rate — it varies by state and often by city/county too. Enter your local combined rate (check your state and local government's site for the exact figure).
How to use us sales tax calculator
- Enter the price
Before tax.
- Enter your local sales tax rate
Combined state + city/county rate, if applicable.
- Calculate
See the tax amount and total price.
Features
Rates and thresholds are inputs you can change, not hidden constants.
Calculates locally with no sign-up or server request.
Your financial details are never uploaded.
Supported formats and limitations
Text and structured input supported by this tool.
Use cases include personal workflows, content preparation, and quick checks. Review output before relying on it for legal, financial, accessibility, or production decisions.
Frequently asked questions
Why do I have to enter the rate myself?
The US has no single national sales tax rate — it's set by state, and often layered with additional city or county rates, so there's no one number to hard-code.
Which US states have no sales tax?
Alaska, Delaware, Montana, New Hampshire and Oregon have no statewide sales tax (Alaska allows local sales taxes in some areas) — enter 0 for these.