Sales Tax Calculator – By State & Total Cost
Instantly calculate sales tax and total cost based on U.S. state rates (2025–2026). 100% free · Instant results · Works in your browser.
Note: Many states have additional local/city taxes (not included here)
Sales Tax Amount:
—
Total Cost (incl. tax): —
Tax Rate Used: —
Why Use This Sales Tax Calculator?
- Quickly calculate accurate sales tax based on state tax rates
- See the total cost including tax before making a purchase
- Helpful for online shopping, budgeting, and business invoicing
- Compare costs across different states easily
- Avoid manual calculations and reduce pricing errors
- Free, fast, and accessible on any device
How to Use Sales Tax Calculator (3 Easy Steps)
- Enter the purchase price or item cost
- Select the state to apply the correct sales tax rate
- Click “Calculate” to see tax amount and total cost
Frequently Asked Questions (FAQ)
What is sales tax?
Sales tax is a government-imposed tax added to the price of goods and services at the point of sale.
Does this calculator include state-specific tax rates?
Yes, the calculator applies state-level sales tax rates to estimate accurate tax amounts.
Can this calculator be used for online purchases?
Yes, it helps estimate total costs for both in-store and online purchases.
Are local or city taxes included?
This calculator focuses on state sales tax. Local taxes may vary and should be checked separately.
How accurate are the sales tax calculations?
The results are estimates based on available tax rates. Actual tax may differ slightly depending on local rules.
Is this sales tax calculator free to use?
Yes, it is completely free with no registration required.